EM3 V2.2开发板原理图(修正版)

J12 8 7 6 5 4 3 2 1 JR1 JR2 JR3 JR4 JR5 JR6 JR7 JR8 GND LE 2 3 4 5 6 7 8 9 1 11
P10
LED1 b c dp f e
LED2 b c dp GND 1 2 3 4
CX8
VCC
J1602
COM a GND JR8 JR7 JR6 JR5 5 6 7 8 RP22 103 4 3 2 1 GND Q0 Q1 Q2 Q3 Q4 Q5 Q6 Q7 19 18 17 16 15 14 13 12 20 10 4 3 2 1 4 3 2 1 VCC GND RP20 101 5 6 7 8 5 6 7 8 f e g b f c dp e
DS1302
32.768 A1 VCC U0 1 VCC2 VCC1 2 X1 SCLK 3 X2 I/O 4 GND CE DS1302
GND 74HC595 U5 OE RCLK SRCLR SRCLK SER
P36 VCC QA QB QC QD QE QF QG QH QH' 16 15 1 2 3 4 5 6 7 9 P16 VCC P595_B 1 2 3 4 5 6 7 8
c e
NTC1 AD1 502 1 2 AIN1 R68 103 R69 104
GR1 1 2 AIN2 1 DI 2 T-CS 3 CLK 4
VCC R1 4.7K
U3 ET2046 12 11 10 9 AIN3 AIN2 GND
GND
C
VCC X+ Y+ X-
R2 16K R0 GND 330R +5V RQ0 B
9
VCC a f e g d b c dp
A
VCC 104
VCC 104
RP11 1K
DS1
P0[0:7]
U13 D0 D1 D2 D3 D4 D5 D6 D7
四线双极性步进电机
信号输入
GND U18 1 2 3 4 5 6 7 8 NC INA INB VDD NC INC IND VDD TC1117 GND GND OUTA PGND AGND OUTB OUTC PGND AGND OUTD 16 15 14 13 12 11 10 9 R3 C17 104 GND C18 104 OUTB OUTC C14 R5 104 C12 104 2R GND OUTD 2R OUTA M_IN INA INB INC IND 1 2 3 4 M_IN
GND VCC NC P26 P25 P27 P00 P01 P02 P03 P04 P05 P06 P07 P32 P33 P34 NC VCC GND
B
502 RJ5(TFT)
JP1302 P34 DSIO 1 2 SIP2 8 7 P36 6 DSIO 5 P35 BT1 CX10 104
BATT+
RP2B
103
NE555
4
VCC
USB 自动下载
GND POWER C USB 1 2 3 4 5 470uF CC4 CP1 470uf 104 +5V R52 33RDVIN D+ R53 33R GND
Q11 VCC e
B
c Power 51 2SB1204
E
使用USB：接到TXD-U和RXD-U 使用RS232：接到TXD-R和RXD-R
COM a g b f c dp e
COM a g b f c dp e
COM a g
COM a g b f c dp e
COM a g b f c dp e
COM a g b f c dp e
COM a g U1 E0 E1 E2 VSS 24C02 VDD WE SCL SDA 8 7 6 5 GND SCL SDA
1 2
C15 VCC 104 U8 GND
P17
SIP8
JP6 H G F E D C B A 6 5 4 3 14 13 12 11 16 K8 K7 K6 K5 K4 K3 K2 K1 VCC 8 7 6 5 1 2 3 4 RP2A103 1 2 3 4 5 6 7 8 VCC 1 2 3 4 8 7 6 5
1 2 3 4 5 6 7 8
VCC
RP23 103 JR4 5 4 JR3 6 3 JR2 7 2 JR1 8 1
注:共阳数码管
4 3 2 1 4 3 2 1 1 2 3 4 5 6 7 8
a b c d e f g dp
LCD1602 LCD 1602
12
9
8
6
9
8
6
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16
1 RK2 1 2 NO NO1 1 2
R39 B 100
VCC CLK INH 74LS165
DK
8
NO1 IN4148 DD2
4
3
R19 100
6
74LS138
GND
R37
5
NC1
NC1
1
2
6 4 5
G1 G2A G2B
8
GND 74HC595
SER3
K8 K7 K6 K5 K4 K3 K2 K1
16 15 PEN 14 13
1R 51 Power VCC GND
3 2 1
GND
10k
1 2 3
AIN0 JP11 1 2 3 4 5 6 7 8
DOUT PENIRQ IOVDD VREF
ON
HRST R11 B 100K 104 R12 GND 10K
Q3 2TY
c
J9 HRST RST LRST 1 2 3 SIP3 XT1 So1 12MHZ JP9
R9 4.7k J-TXD TXD-U TXD TXD_R 1 2 3 SIP3 RXD-U RXD RXD_R J-RXD 1 2 3 SIP3
复位
VCC VCC
e
RSTK HRST C5 10uF R10 10K 10k
MCU
Power JP8 8 7 6 5 4 3 2 1 8 7 6 5 4 3 2 1 P10 P11 P12 P13 P14 P15 P16 P17 RST RXD TXD P32/CS1 P33/CS2 P34 P35 P36 P37 XT2 XT1 GND 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 CPU P1.0 VCC P1.1 P0.0 P1.2 P0.1 P1.3 P0.2 P1.4 P0.3 P1.5 P0.4 P1.6 P0.5 P1.7 P0.6 RST/VPD P0.7 P3.0/RxD EA/Vpp P3.1/TxD ALE/PROG P3.2/INT0 PSEN P3.3/INT1 P2.7 P3.4/T0 P2.6 P3.5/T1 P2.5 P3.6/WR P2.4 P3.7/RD P2.3 XTAL2 P2.2 XTAL1 P2.1 GND P2.0 40 39 38 37 36 35 34 33 32 31 30 29 28 27 26 25 24 23 22 21 JP10 P00 P01 P02 P03 P04 P05 P06 P07 1 2 3 4 5 6 7 8
D11 D12 D13 D14 D15 D16 D17 D18
RLED 471
GND
GND
RJ6(1602) TFT
SIP8
RP21 101
OE VCC LE GND
74HC245
8*8双色点阵
J17 J18 GR5 RE5 DPe GR6 RE6 DPf GR7 RE7 DPg GR8 RE8 DPh 1 2 3 4 5 6 7 8 9 10 11 12 J19 GR1 GR2 GR3 GR4 GR5 GR6 GR7 GR8 1 2 3 4 5 6 7 8 RE1 RE2 RE3 RE4 RE5 RE6 RE7 RE8 J20 1 2 3 4 5 6 7 8 GR1 RE1 DPa GR2 RE2 DPb GR3 RE3 DPc GR4 RE4 DPd 1 2 3 4 5 6 7 8 9 10 11 12
TFT
彩屏/
矩阵键盘
JP4 8 7 6 5 4 3 2 1 P-17 P-16 P-15 P-14 P-13 P-12 P-11 P-10
S1
S2
S3
S4
S5
S6
S7
S8
独立按键
JP5 8 7 6 5 4 3 2 1 K1 K2 K3 K4 K5 K6 K7 K8
12864/ 19264
INA INB VCC INC IND B C16 104
PEN BUSY T-CS SD-CS DI CLK DO NC P17 P16 P15 P14 P13 P12 P11 P10
36 35 34 33 32 31 30 29 28 27 26 25 24 23 22 21
P24 P23 P37 P22 SCL SDA P17 P16 P15 P14 P13 P12 P11 P10
蜂鸣器
J8 Q1 MP
c
138译码器
J6 Q2 2TY BZ 3 2 1 VCC 1 2 3 U12 A B C
c
8 7 9 10
GND QH QH SER CLK SH/LD
VCC
8 JP595 J15 Y0 Y1 Y2 Y3 Y4 Y5 Y6 Y7 15 14 13 12 11 10 9 7 1 2 3 4 5 6 7 8 GND P35 VCC P36 SER2 13 12 10 11 14
S9
S10
S11
S12
信号输出
M_OUT OUTA OUTB OUTC OUTD 1 2 3 4
S13
S14
S15
S16
SIP8
GND
U4 GND P35 VCC P36 P34 13 12 10 11 14 OE RCLK SRCLR SRCLK SER VCC QA QB QC QD QE QF QG QH QH' 16 15 1 2 3 4 5 6 7 9 SER2 VCC P595_A 1 2 3 4 5 6 7 8 JP165
动态数码管
3 2 1 J21 LE
VCC
注:共阴数码管
EEPRO M
12
LCD1602
GND VCC VO RS RW E DB0 DB1 DB2 DB3 DB4 DB5 DB6 DB7 BG VCC BG GND
静态数码管
JP3 8 7 6 5 4 3 2 1 5 6 7 8 5 6 7 8 RP10 1K
2 1 15
VCC
1 2 3 RD 4 WR 5 LCDE 6 P00 7 P01 8 P02 9 P03 10 P04 11 P05 12 P06 13 P07 14 P32/CS1 15 P33/CS2 16 P34 17 18 VCC 19 GND 20
74HC595
GND VCC
74HC165

GND CH340 DV1 1 RXD-U IN4148 2 TXD-U 3 C6 VIN 4 5 CV D+ 22uf 103 D6 GND 7 8 G2 C3 22pF GND D 12M C4 22pF GND TXD RXD V3 UD+ UDXI XO VCC R232 RTS# DTR# DCD# RI# DSR# CTS# 16 15 14 13 12 11 10 9 RTS DTR CC5 104
2 1
RS485
U9 J-485 3 2 1 SIP3 RS485DIR RXD2 TXD2 3 2 1 4 DE RE RO DI MAX485 VCC B A GND 8 7 6 5 B A GND RS485 1 2 C9 104 VCC
VCC
e
VCC
e
16
继电器
J2 1 R38 B 100 1K
1
2
3
4
5
6
J16
五线四相步进电机
C26 GND 104 VCC U15 IM1 A 4 3 2 1 1 2 3 4 5 6 7 8 GND IN1 IN2 IN3 IN4 IN5 IN6 IN7 GND ULN2003D VCC OUT1 OUT2 OUT3 OUT4 OUT5 OUT6 OUT7 COM 16 15 14 13 12 11 10 9 C2 B2 A2 D1 C1 B1 A1 M1 VCC A1 B1 C1 D1 1 2 3 4 5
R50 202 R51 7 6 5 C10 0.01uF TRIG VR1 C11 104 204 102 C
A D /D A / 光敏/ 热敏
JSPI SIP4 VCC
1 2 3 4
RESET J11
1 2
VCC DISCHG THOLD
TRIG
2
TRIG
R55 22R
VCC
P35
3
OUT
CVOLT GND
d
d
d
d
d
d
d
d
C30 RD WR LCDE P00 P01 P02 P03 P04 P05 P06 P07 C31
a b c d e f g dp
a b c d e f g dp
DPa 11 DPb 7 DPc 4 DPd 2 DPe 1 DPf 10 DPg 5 DPh 3
11 7 4 2 1 10 5 3