3 4 LED1 PWR R8 1K C1 3300uf C2 3300uf JP2 VCC RST CLK GND VPP I/O 1 2 3 4 5 6 SIM_CARD C3 1nF CCRST CCCLK CCIO C5 0.1UF 备注: 线路板上漏掉了C4电容, 请想办法搭焊 LED2 VBT SYNC R4 1K Q3 9014C R5 1K 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 JP12 BATT+ BATT+ BATT+ BATT+ BATT+ GND GND GND GND GND POWER POWER VDD BATT_TEMP IGT DSR0 RING0 RXD0 TXD0 CTS0 RTS0 DTR0 DCD0 CCIN CCRST CCIO CCCLK CCVCC CCGND VDDLP EMERGOFF SYNC EPP2 EPN2 EPP1 EPN1 MICP1 MICN1 MICP2 MICN2 TC35/TC35i TP1 TP PWR CCVCC C4 0.1UF CCGND L5 10uH R3 10K CCVCC TP2 TP VDDLP IGT DSR RING RXD TXD CTS RTS DTR DCD CCRST CCIO CCCLK CCGND PD E2+ E2- E1+ E1- M1+ M1- M2+ M2- JP3 1 2 3 4 Handset E1+ E1- M1+ M1- JP6 1 2 3 4 Handset M2+ M2- E2- E2+ 1 JP5 VIN DC 5V / 2A 2 VBT D1 1N5401 U1 LDO IN JOUT D A R7 R?? R6 R?? 可选电源方案(输入>5V) JP4 I/O 1 2 3 4 5 6 7 8 9 10 11 12 DSR RING RXD TXD CTS RTS DTR DCD 2.2K x 8 R1 10K R2 10K IGT Q1 9014C PD Q2 9014C A B C D 1 2 3 4 伟 纳 单 片 机 世 界 WWW.MCUSJ.COM Title Size A4 Date: File: 开源设计-GSM远程报警控制系统 Number TC35/TC35i 2008-11-24 Sheet of F:\Embedded\..\WILLAR_GSM_V30.SchDocDrawn By: Revision V3.0 1 OF 1 Freeman A B C D