Block Diagram

FCC ID: 2ACSGPRX1000

Block Diagram

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FCCID_2443347

                  ANT1


                        f                                                                                                                                                             IC3
                                                MIXER                                                                            LI BATT                                          ELM8845
                                                                                                                                                                                                  2P CONNECTOR
              L.P.F                                     3.4KHz(f0<f)
                                                                           I          I
                                                                          PGA                  DSP
                 L9 LT1                                                              ADC
                                                                                              CORE            DAC

              B. P. F                                      f0                                                                                                                                           USB 5V
                                                 0/90
                   L4 L1      LNA
                                                                                            Audio Filter
                                                                                            Sub CH Filter
                                                                                                                                  IC1
                                                                          Q           Q
                                                                          PGA
                                                                                     ADC
                                                                                            FM Modem
                                                                                             AFC Loop
                                                                                                              ADC                                                         IC2
                                                                                                                                 XC6201-3V                       XC6201-2.8V
                                                MIXER
                                                                   VCO
                                                                                                                        GPIO
                                    PA_DRVIER                                                                GPIO
  ANT2                                                                                                                  GPIO
                                                                                                 RSSI

                                      U1                                                                    Interface
                                                                                                              Bus
                                                                                                                         P\D\N



                             RDA 1846S
                                                           SYNTHESIZER                                                    I2C                                                   TXD


L.P.F
                                                                                                                                                                                RXD
                                                                                                                          SPI
 LA1 LA2
 LA13 LA4
                                                                                                                                                    U3
                                                              X1              VCON                                                                                                           wireless charge
                                                           TCVCXO
                                                                                      LPF
                                                              X1
                                                        26MHz(SMD TCXO)

                                                                                                                                              MCU
FINAL PA
                                                                                                                                                                                       Q1
        QT5                                                                                                                                                                           RESET

                                        U2
                             RDA 1846S
                                                          SYNTHESIZER
                                                                                                            Interface
                                                                                                  RSSI                                                                                 U2
                                                                                                              Bus                                                                LCD 40*8
DRIVE                                                                                                                   GPIO0    STM8L152M8T6
        QT6
                                    PA_DRVIER
                                                                                                                        GPIO7                                                          PTT
                                                                                                             GPIO
                                                                   VCO                                                  P\D\N
                                                MIXER
                                                                                                DSP                     I2C
                                                                          Q           Q
                                                                                     ADC                      ADC
                                                                          PGA                  CORE                     SPI                                                           KEY Board
                                                                                                                                                                                        SW3
                                                                                             Audio Filter
                                                                                                                                                                                        SW1
                              LNA                0/90                                        AFC Loop
                                                                                                                                                                                        SW4
                                                                                            Sub CH Filter
                                                            f0                              FM Modem




                                                                                                                                      Charger LED
                                                                              I       I                      DAC




                                                                                                                                                                 Rx LED
                                                                                                                                                        Tx LED
                                                                          PGA
                                                                                     ADC
                                                        3.4KHz (f0<f)
                                                MIXER

                                                                                                                                   2 JACK1
                                                                                                                                  10

                                                                                                                                  3
                                                                                                                          MIC
                                                                                                                                  1
                                                                                                                                            TPJ-20040




                            BLOCK DIAGRAM



Document Created: 2014-10-08 17:47:26
Document Modified: 2014-10-08 17:47:26

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