Number 8-Jul-2012 Sheet of D:\开发板\JZ-K3开发板\JZ-K3 PCB\JZ-K3~1.DDB Drawn By: Revision
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VCC
D4
D3
D2
步进电机电路
U4 1 2 3 4 J3 1 2 3 4 5 6 7 8 IN1 IN2 IN3 IN4 IN5 IN6 IN7 GND ULN2003A C4 0.1UF OUT1 OUT2 OUT3 OUT4 OUT5 OUT6 OUT7 COM 16 15 14 13 12 11 10 9 1 2 3 4 5 J-MOTOR VCC VCC 1 2 3 4 U3 A0 A1 A2 GND 24C02 R18 10K R19 10K P00 P01 P02 P03 P04 P05 P06 P07 R5 R6 R7 R8 R9 R10 R11 R12 VCC WP SCL SDA 8 7 6 5 VCC P21 P20
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16
温度传感器电路
VCC R1 VCC R14 10K 3 2 1 J4 P22 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 P10 P11 P12 P13 P14 P15 P16 P17 RST P3.0 P3.1 P3.2 P3.3 P3.4 P3.5 P3.6 P3.7 X2 X1 VCC J-LED 1 2 2 3 4 5 6 7 8 9 RP1 1K*8 D3 D4 D5 D6 D7 10K LCD
D1
AT89S52下载电路