Datasheet
RS232 2 click schematic v100
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MikroElektronika assumes no responsibility or liability for any errors or inaccuracies that may appear in the present document.
Specification and information contained in the present schematic are subject to change at any time without notice.
Copyright©2017 MikroElektronika. All rights reserved.
AN
RST
CS
SCK
MOSI
MISO
+3.3V
GND
PWM
INT
RX
TX
SCL
SDA
+5V
GND
MIKROBUS1
VCC-3.3
RS232-RXD
RS232-RTS
RS232-TXD
RS232-CTS
RS232-DTR
RS232-RI
RS232-DCD
TXD
RXD
RTS
CTS
DTR
DCD
LD1
LED GREEN
R1
1.5k
1
2
3
JP1
VCC-5VCC
C5
1µF
C4
1µF
C2
1µF
VCC
C3
0.22µF
VCC-5
TXD
RXD
DCD
CTS
RIDTR
RTS
VCC-3.3
C1
0.22µF
VCC-5
DCE configuration
VCCVCC
RS232-RI
RS232-DTR
RS232-CTS
RS232-TXD
RS232-RTS
RS232-RXD
RS232-DCD
RI
RIN1
8
RIN2
9
RIN3
11
EN
13
SHDN
14
DIN5
17
DIN4
19
DIN3
22
DIN2
23
DIN1
24
ROUT1B
16
ROUT3
18
ROUT2
20
ROUT1
21
DOUT1
5
DOUT2
6
DOUT3
7
DOUT4
10
DOUT5
12
MBAUD
15
C1+
28
C2+
1
C1-
25
C2-
3
V-
4
V+
27
VCC
26
GND
2
U1
MAX3237EIDBR
5
9
4
8
3
7
2
6
1
5
1
6
9
CN1
RS-232 CONNECTOR
VCC SEL.