数码管驱动电路图(含遥控控制和时钟)

GND J2 DATA1 CLK1 STR1 VCC 5 4 3 2 1
R5 220
POWE7
R6 220
POWE6
R7 220
POWE5
R8 220
POWE4
Leabharlann Baidu
R9 220
POWE3
R10 220
POWE2
R11 220
CON-5 SPI 记录天数控制输出
VCCLS1 + BEEP R23 220 R24 Q9 NPN-BCE B
220
GND LED D4 VCC
LED 1 2 KEY1 1 2 KEY2 1 2 GND 1 2 KEY4 KEY3 4 3 key1 R33 3.3k 4 3 key2 R34 3.3k 4 3 key3 R35 3.3k 4 3 key4 R36 3.3k
C
IRQ
D Revision Sheet of Drawn By: 4
VCC
A
时间位驱动
Q1 PNP-BCE
Q2 PNP-BCE
Q3 PNP-BCE
Q4 PNP-BCE
Q5 PNP-BCE
Q6 PNP-BCE
Q7 PNP-BCE
Q8 PNP-BCE R1 R2 3.3k R3 3.3k 3.3k POWE1 R12 R13 10K R14 10K R16 10K R18 10K R20 10K R21 10K R22 10K 10K
1
2
3
4
A
J1 8 7 6 5 4 3 2 1 CON-8 POWE1 POWE2 POWE3 POWE4 POWE5 POWE6 POWE7 POWE8 R4 220 J3 1 2 3 4 5 CON-5 SPI 时间数据输出 VCC STR CLK DATA R15 R17 3.3k R19 3.3k 3.3k POWE8
B
GND
VCC IC1 R25 75 GND 15pF C1 C Y1 CRYSTAL 104 1 2 3 4 OSCI VDD OSCOCLKO INT SCL Vss SDA U3 PCF8563 VCC GND R37 RES-SMD REST D C10 1 2 J4 电源输入 GND GND 1 2 3 100uF C8 C5 104 C6 104 VCC 16 C7 104 GND VCC TX RX GND VSS STC89C51RC-40I-PQFP J5 1 2 3 4 CON-4 Size A4 Date: File: 2012-6-9 F:\快盘\..\主控板.SchDoc Number X0 14 Title 30pF REST VCC 38 29 26 27 4 8 7 6 5 R29 R30 3.3k 3.3k BT1 BATTERYC9 D2 DO-35 D3 DO-35 STR CLK R31 DATA 3.3k 37 36 35 34 33 32 31 30 18 19 20 21 22 23 24 25 P0.0 P0.1 P0.2 P0.3 P0.4 P0.5 P0.6 P0.7 P2.0 P2.1 P2.2 P2.3 P2.4 P2.5 P2.6 P2.7 VDD EA PSEN ALE RES T2/P1.0 T2EX/P1.1 P1.2 P1.3 P1.4 P1.5 P1.6 P1.7 RxD/P3.0 TxD/P3.1 INT0/P3.2 INT1/P3.3 T0/P3.4 T1/P3.5 WR/P3.6 RD/P3.7 P4.0 P4.1 INT3/P4.2 INT2/P4.3 X1 40 41 42 43 44 1 2 3 5 7 8 9 10 11 12 13 17 28 39 6 15 RX TX IRQ key1 key2 key3 key4 STR1 CLK1 DATA1 GND VCC R28 3.3k C2 104 1 2 3 U1 GND VCC DO HS0038 GND R32 3.3k C3 30pF Y2 CRYSTAL C4 VCC DS18B20 1 2 3 U2 GND I/O VCC R26 220 R27 220 D1