Schematics

FCC ID: 2AANZ1588

Schematics

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FCCID_4136816

1 2 3 4 C8 C5 105 U2 224 A A +3.3V 1 16 DACVDD VDDIO DACVDD VBAT 2 15 AGND C11 105 VBAT DACVSS DACVDD BT_ANT1 LDO_IN 3 14 DACL C10 C4 NC LDO_IN DACL C9 105 BT_AVDD 4 13 DACR 104/NC BT_AVDD DACR J1 C7 104 RTCVDD 5 12 MIC RTCVDD MIC/PA0/ADC10/USBDP Earphone P/P/POWER 6 11 LED_B/R R3 L4 PR2/ADC13 ADC11/USBDM 6.8K BT_ANT BT_RF 7 10 BT_OSCO R6 C19 DACL 1NH BT_RF BT_OSCO MIC GND 8 9 BT_OSCI VSSIO BT_OSCI NC/1K DACR L3 + NC/104 1NH AC6919A_SOP16 M1 MIC B B Y1 24M BT_OSCO BT_OSCI C1 R5 NC 2M MCU +3.3V D1 VBAT BLUE +5V USB2 LDOIN 6 6 C RTCVDD C LED_B/R R4 1 R1 +5V 470R 2 10R DM R9 3 BT1 33K DP 3.4V~4.2V R2 4 S1 470R ID P/P/POWER R11 6 GND 100K NEXT/V- D3 6 6 S2 R12 RED 200K PREV/V+ USB(MICRO) S3 P/P/POWER/TALK D D KEY Earphone、Mic、LED、Power 1 2 3 4


Document Created: 2019-04-01 19:50:04
Document Modified: 2019-04-01 19:50:04
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