3. 4. 5. A. B. C. D. E. F. G. Digital GND. Analog GND ... 3. V3. 4. UD . 5. UD-. 6. NC. 7. OUT#. 8. VCC. 16. R232. 15. RTS ... Si4732-A10. U7. C19. C363. 3.3V. 1k.
A B C D E F G U13 CH330C JP26 1 BAND- FCC16P 16 RA 15 14 RB Rotary Encoder A S1 C B S2 +BAT R34 4.7k +3.3V 9 10 11 12 13 14 15 16 CTS# DSR# RI# DCD# DTR# RTS# R232 VCC OUT# NC. UD- UD+ V3 RXD TXD GND 8 7 6 5 4 3 2 1 +5V 1 2 3 4 5 C364 C365 miniUSB 1 VOL- 13 MODE 11 BAND+ 9 12 BW 10 RS1 8 3.3V +3.3V R33 4.7k C363 C362 R30 1k SS14 U2 XC6206 OUT GND IN VOL+ 7 STEP 5 6 SCL 4 SDA C359 +3.3V R31 1k 2 1 3 +BAT AGC 3 2 GND 2 STEP BAND+ VOL+ BW GND 1 C1 C2 R4 JP25 470 2 24 23 22 21 20 19 18 17 AGC BAND- VOL- MODE +3.3V R37 4.7k 25 26 27 28 29 30 31 32 PC2 PC3 SDA SCL PC6 RXD TXD PD2 U12 ATmega328P PB4 PB3 PB2 PB1 PB0 PD7 PD6 PD5 16 15 14 13 12 11 10 9 PC1 PC0 ADC7 GND AREF ADC6 AVCC PB5 TEMP PROG GND VCC U4 TC4056A 1 2 3 4 5 6 LED1 LED2 8 7 6 5 CE CHG STDBY BAT +BAT C4 POWER ON R32 R29 OFF 470 10k CON1 1 2 BATTERY 3.7V 1 2 3 4 PD3 PD4 GND VCC GND VCC XTAL1 XTAL2 +3.3V JP17 1 SDA 2 SCL 3 3 D+3.3V 4 DGND JP20 1 +BAT 2 A+3.3V 3 AGND 4 SDA 5 SCL 6 /RST +BAT R38 4.7k R16 0 Analog GND Digital GND C346 C22 1 2 3 4 5 6 7 8 +3.3V C358 X2 16MHz C357 R14 R10 C18 220 4.7k C3 LED4 +3.3V R35 R3 1K 0 3 +BAT +BAT R36 C360 C361 R17 R18 C6 U5 TC8002D 1 2 3 4 SD BYPAS +IN -IN VO2 GND VDD VO1 8 7 6 5 CON2 1 2 SP 8 C5 R6 C10 L3 C7 R5 20k 68k +BAT R7 10k 4 3 2 1 ANT 4 BNC AMI RFGND FMI NC GPO1 GPO2 DCLK LOUT 8 7 6 5 4 3 2 1 FM/AM FM U7 Si4732-A10 R15 220 X1 C20 U6 TDA1308 VSS INA+ INAOUTA R12 10k +BAT C11 L2 Head Phone 4 32.768kHz AM C19 RST SENB SCLK SDIO RCLK VDD GND ROUT INB+ INBOUTB VDD C14 R8 10k U3 OUT GND IN R9 C15 5 6 7 8 C16 10k XC6206 L1 +BAT 9 10 11 12 13 14 15 16 R13 R11 220 4.7k C17 2 1 3 +3.3V C12 C13 5 PU2CLR ATS-20 5 Main Board Rev: Date: 16-Oct-2021 Hiroshi Kitaguchi A B C D E F GMicrosoft: Print To PDF