Circuit Diagram

FCC ID: PQN44615RX2G4

Schematics

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FCCID_3381914

                       6                                                                                                                                5                                                        4                                               3                       2                                                  1


                                                                                                                                                                         C21      22pf
                                                                                                                                                   Y1                16MHz                                            R8
                                                                                                                                                                                                         BAT                                               LVD
                                                                                                                                                                                                                      200k
                  C3                                   C11




                                                                                                       R2 510R
                   NC                                   NC                                                                                                               C20      22pf                                                           C40
                    L2




                                                                                                                                                                                                                                     R22
                                                                                                                                                                                                                             100k
                                                                                                                                                                                               +3V3                                              104
D                  2.7NH
                                   C2         1.2PF
                                                                                                                                                                                                                                                                                                                                                              D
    ANT                                                                                                                                                               C17        104                                                                                                                                             +3V3

                           +3V3                                                                                                                                                                                                                                                                    R5 330R
                                                                                                                                                                                                                                                                                                                    RED
                                                                                                                                                                                                                                                                                                                1            2
                                                                                                                                                                                                                                                                                LED1


                                                40
                                                39
                                                38
                                                37
                                                36
                                                35
                                                34
                                                33
                                                32
                                                31
                                                                                                                                                                                                                                    R9                  RESET                                                   3            4
                                                                                                                                                                                                                                                                                LED2
                                                VSS
                                                               VDD
                                                                        NC
                                                                                    ANT
                                                                                          VSS
                                                                                                        NC
                                                                                                                 XC2
                                                                                                                                 XC1
                                                                                                                                             VDD
                                                                                                                                                        GND
                                                                                                                                                                                                            +3V3
                                                                                                                                                                                                                                                                                                   R3 330R
                                   1   VSS                                                                                                                         ICEDAT   30               ICE_DATA                        10K                                                                                    GREEN
                                   2   NC                                                                                                                          ICECLK   29               ICE_CLK                       104             C19                                                                      LED1
    +3V3                           3   CSN/SS                                                                                                              P2.6/PWM4        28               LED2
                                   4   P0.0                                                                                                                P2.5/PWM3        27               PWM4
                                   5   P5.3/ADC0                                          U1                                                               P2.4/PWM2        26               PWM3
                                   6   VDD                                                                                                                 P2.3/PWM1        25               PWM2
                                                                                                                                                                                                               +3V3                              +3V3
    C16




            CHECK_M3               7   P1.0/ADC1                                                                                                           P2.2/PWM0        24               PWM1
                                   8                                                RX159                                                                                   23
                                       P1.2/ADC2                                                                                                       P5.0/SDA/TXD
            CHECK_M4
                                   9                                                                                                                                        22
    4.7UF




            CHECK_M1                   P1.3/ADC3                                                                                                       P5.1/SCL/RXD                                     ICE_CLK                                   CLK                                                                                                         C
C           CHECK_M2
                                  10   P1.4/ADC4                                                                                                                     P3.6   21                                                                                                                     VUSB+
                                                                                           P0.4/PWM5




                                                                                                                                                                                                                                                                      MICRO_USB
                                                   P1.5/ADC5


                                                                        P3.0/ADC6




                                                                                                                   P3.1/ADC7
                                                                                                                                 INT0/P3.2




                                                                                                                                                                                                                                                                                                                           RX9017
                                                               NRESET




                                                                                                                                             I2C/SDA
                                                                                                                                                        I2C/SCL



                                                                                                                                                                                                      ICE_DATA                                   DATA                           1
                                                                                                           SCK
                                                                                    VSS




                                                                                                                                                                                                                                                                           VDD                                       4                  3
                                                                                                                                                                                                                                                                      7                                                   VCC BAT                CH+   +3V3
                                                                                                                                                                                                                                                                           NC   2
                                                11
                                                12
                                                13
                                                14
                                                15
                                                16
                                                17
                                                18
                                                19
                                                20




                                                                                                                                                                                                         RESET                                   RESET                       D-




                                                                                                                                                                                                                                                                                          IN5819
                                                                                                                                                                                                                                                                                                      C18 105        5                  2
                                                                                                                                                                                                                                                                                3                                         CHRGT
                                                                                                                                                                                                                                                                                                                              GND
                                                                                                                                                                                                                                                                            D+                                                                   R4
                                                                                                                                                                                                            5V0                                                                 4                                    6                  1
                                                                                                                                                                                                                                                  5V                  6     NC             D7                             PROG
                                                                                                                                                                                                                                                                                                                             CHRG
                                                                                                                                                                                                                                                                        NC      5
                                                                                                                 CHARGER_CHECK




                                                                                                                                                                                                                                                                                                                                                47K
                                                               RESET
                                                                 LVD

                                                                                          LED1



                                                                                                                                             SDA
                                                                                                                                             SCL




                                                                                                                                                                                                                                                                           GND                                               U5

                                                                                                                                                                                                                                                                           USB2                             R1
                                                                                                                                                                                                                                                                                                                            CHARGER_CHECK
                                                                                                                                                                                                                                                                                                           4.3K
                                                                     SER_3V3


                                                                                                            4.7K                                                  4.7K
B                                                                                                                R7                                               R23                                                                                                                                                                                         B
                                                                                                                                               SER_3V3
                                                   SDA
                                                   SCL
                                                                                                                                                                            MPU6500
                                                                                                                                       SDA 24
                                                                                                                                       SCL 23
                                                                                                                                       NCS 22
                                                                                                                                    AUX_DA 21
                                                                                                                                      RESV 20
                                                                                                                                      RESV 19
                                                                                                                                      SER_3V3




                                                                                                                                                                                                                                                                                                             SER_3V3
                                                                              U4                                                                                                                                                                                     pressure sensor
                                                                                                       1                                                                           18                                                                                                                      U8
                                                                                                                 NC                                                         GND                                                                                                                                              C28
                                                                                                       2         NC                                                          NC    17                                                                                                  1 GND VDD 8
                                                                                                       3         NC                                                          NC    16                                                                                                                                        225
                                                                                                       4         NC                                                          NC    15                                                                                                  2 CSB GND1 7
                                                                                                                                 REGOUT
                                                                                                                                 SDOAD0

                                                                                                                                 FS_YNC




                                                                                                       5                                                                           14
                                                                                                                                 AUX_CL




                                                                                                                 NC                                                          NC                       C52
                                                                                                                                 VDDIO




                                                                                                       6         NC                                                         VDD    13                                                                                                  3 SDAVDDIO 6
                                                                                                                                                                                                                                                                     SDA
                                                                                                                                 INT




                                                                                                                                                                                                      104
                                                                                                                                                                                                      C13                                                                              4 SCL SDO 5
A
                                                                                                                                                                                                                                                                     SCL                                                                                      A
                                                                                                                                  7
                                                                                                                                  8
                                                                                                                                  9
                                                                                                                                 10
                                                                                                                                 11
                                                                                                                                 12




                                                                                          C7                                                                                                          475                                                                              SPL006-001                                C8
                                                                                           103                                                                                                                                                                                                                                   104
                                                                                                                                                                                       104    C5
                                                                                           SER_3V3




                       6                                                                                                                               5                                                         4                                               3                        2                                                 1


                    6                                                 5                                           4                                               3                                                  2                                      1
                                                                                                                                                                                                                               POWER
                                                                                                                                                                                                BAT

                                                                                                                                                          L1 47uH
                                                                                 POWER PART                                        D1           1N5819
                                                 SER_3V3        +3V3                  U11 3.3V         5V0
                                                         R24                           CE6219                                       U3
                                                                                   2 OUT                                                                                                              3         6
                                                                                           VDD 3                                                                                                          SW1




                                                                                        1 GND
                                                                                                                                CE8301A50M
                                                        2.2R   C48        C49                  C46                                                                                                    1 SW22C01 5
                                                                                                                  C47         3 OUT     IN 2                      C50         C51




                                                                                                                                        1 GND
                                           C22
D                                                                                                                                                                                                     2          4
                                                                                                                                                                                                                                                                          D
                                                               104                                47uF            104
                                           104                            47uF                                                                                    104        47uF




                                                                                                                                                                                                                         CH+
                                                                                                                                                                                          VUSB+




                                                                                                                                                                                                                                                      POWER
                                                                                                              POWER                                                                 POWER
                                       POWER


                                                                                                                                                                                                                                                         C15
                                                                                                                  C9                                                                                                                         D5 M4
                                                                                                                                                                                          C10
C            D2                 M1
                                            C4
                                                                                        D3             M2                                                  D4                M3                                                             IN5819       104
                                                                                                                                                                                                                                                                          C
           IN5819                                                                      IN5819                     104                                    IN5819                           104
                                            104

                                                                                                                                                                                                                                         R36                    Q4
                                                                                           R12                         Q2                                    R18                              Q3
                    R11                          Q1                                                                                                                                                                  PWM4                                     2302
                                                                       PWM2                                            2302                                                                                                              330R
    PWM1                                         2302                                                                                   PWM3                                                  2302
                                                                                          330R                                                              330R
                330R
                                                                                                                                                                                                                                                R37

                                                                                                 R14

                                                                                                            10K
                                                                                                                                                                                                                                                10K




                                                                                                                                                                       R19

                                                                                                                                                                                  10K
                          R13

                                     10K




                                                                                                                                                                                                                                                                     M4
                                                                                                                              M2
                                                          M1




                                                                                                                                                                                                      M3
B                                                                                                                                                                                                                                                                         B



                                                                                                                                                                                                                                                            CHECK_M4
                                                                                                                            CHECK_M2
                                                                                                                                                                                                                                                            CHECK_M3
                                                                                                                            CHECK_M1

                                                                                                                                                                  M4                                                 5 B2         C2 6
                           M2                                               5 B2       C2 6                                                                                             R33               100K                             R38        10K
                                                 R29           100K                              R30               10K                                            M3                                                 2 B1         C1 3
                           M1                                               2 B1       C1 3                                                                                             R31               100K                              R32       10K
                                                  R27          100K                               R28              10K                                                                                               1 E1         E2 4
A
                                                                            1 E1       E2 4                                                               POWER                         R56               10K                                                             A
                        POWER                    R51            10K
                                                                10K                                                                                                                     R57                10K
                                                  R49                                                                                                                                                                 U19
                                                                              U18
                                                                                                                                                                                                                     LBC857BDW1T1G/SOT363
                                                                             LBC857BDW1T1G/SOT363



                    6                                                 5                                           4                                               3                                                  2                                      1



Document Created: 2019-10-23 14:51:23
Document Modified: 2019-10-23 14:51:23

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