Serial Communication - Renesas RX72M User Manual

RX72M CPU Card with RDC-IC User's Manual
This product is equipped with a 2nd inverter board connector (CN5). This connector allows you to connect another
inverter board. The 2nd connector has not been mounted, so please mount it if necessary. The pin assignment of CN5 is
shown in Table 5-3. Connect the corresponding pins when connecting an inverter board.
Table 5-3 Pin Assignments of Inverter Board Connector (CN5)
Pin No. Pin Function
1 NC
3 IA+/U
5 IB-/W
7 VA+/U
9 VB-/W
11 VA-
13 LED1#
15 LED3#
17 WN
19 A+L
21 B+H
23 SW1
25 GND_D
27 NC
29 NC
31 B-L
33 A-L
35 VRL
5.4

Serial Communication

This product is equipped with two serial communication connectors. Table 5-4 lists their pin assignments. Use CN7
when using a tool such as waveform display in conjunction with the INV-BRD.
Table 5-4 Pin Assignments of Serial Communication Connectors (CN6, CN7)
Connector No.
CN6
CN7
R12UZ0098EJ0100 rev.1.00
Aug. 23, 2021
RX72M
Connection Pins
－
AN112
AN106
AN108
AN110
AN111
PG3
PG2
PE4
PE0
PE2
P65
VSS
－
－
P67
PA0
PG7
Pin No. Pin Function
1 5V
2 TX for MCU
3 RX for MCU
4 GND_D
1 TX for MCU
2 GND_D
3 RX for MCU
4 GND_D
Pin No. Pin Function
2 VPN
4 IB+/V
6 IA-
8 VB+
10 VR
12 NC
14 LED2#
16 OC#
18 B+L/VN
20 WP
22 A+H/UP
24 SW2
26 GND_D
28 NC
30 GND_D
32 B-H
34 A-H
36 NC
RX72M Connection Pins
VCC
PB1/TXD6
PB0/RXD6
VSS
PB1/TXD6
VSS
PB0/RXD6
VSS
RX72M
Connection Pins
AN114
AN113
AN107
AN109
AN104
－
PG4
PB3
PE5
PE3
PE1
PG5
VSS
－
VSS
PA2
PA5
－
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