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Schematics
UM19
35
5
8/7
7
D
ocID028
194 Re
v 1
Figure 32. RS232 and IrDA
10
17
RS232 & IrDA
MB1165
C.1
8/10/2015
Title:
Size:
Reference:
Date:
Sheet:
of
A4
Revision:
STM32479I-EVAL
Project:
RS232/IrDA_TX
RS232/IrDA_RX
SD
5
TxD
3
GND
8
Anode (VCC2)
1
Cathode
2
RxD
4
VCC1
6
NC
7
U1
TFDU6300
+3V3
C4
4.7uF
C3
4.7uF
IrDA
3
2
1
JP8
C2+
1
C2-
2
V-
3
R1IN
4
R2IN
5
R3IN
6
R4IN
7
R5IN
8
T1OUT
9
T2OUT
10
T3OUT
11
T3IN
12
T2IN
13
T1IN
14
R5OUT
15
R4OUT
16
R3OUT
17
R2OUT
18
R1OUT
19
R2OUTB
20
R1OUTB
21
nSHDN
22
nEN
23
C1-
24
GND
25
VCC
26
V+
27
C1+
28
U5
ST3241EBPR
+3V3
+3V3
Bootloader_BOOT0
Bootloader_RESET
PA9
PA10
RXD
TXD
CTS
DSR
R2
5.1
R1
47
C2
100nF
C1
100nF
RS232
C139
100nF
C25
100nF
C138
100nF
C137
100nF
C27
100nF
1
6
2
7
3
8
4
9
5
CN7
DB9-male USART1
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