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DESCRIPTION
rs 232 tty
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0 0
1 1
2 2
3 3
4 4
5 5
6 6
7 7
8 8
AA
BB
CC
DD
EE
FF
GG
U1
0.5_AMP
U2
MAX232E
C1+
C1-
C2+
C2-
T1IN
T2IN
R1OUT
R2OUT GND
R2IN
R1IN
T2OUT
T1OUT
V+
V-
VCC
U3
4N37
21
456
U4
4N37
21
456
LED1
LED2
LED3
C11uF
C21uF
C31uF
C4100uF
C51uF
R1470Ω
R2
4.7kΩ
R3
10kΩ
R5130Ω
J1
DSUB15M
GND
GND
GND
GND
GND
GND
J3
USB
J4
DSUB9F
Q1
BC337
GND
69 7
2 3 5
1 4
shield
16
15
2 6 7 8
10
91 3 4 52
RS232-TTY CONVERTER