Connectors; Connectors To The Main Board Cn1 To Cn3; Main Board Connector Cn1 - Renesas RH850 User Manual

RH850/U2A 292pin

7. Connectors

7.1

Connectors to the Main Board CN1 to CN3

Three connectors (CN1 to CN3) are available to connect the piggyback board to a Main Board.
The signals of each connector are summarized in the following tables.
Note
Regarding the function on the Main Board, please refer to the User's Manual of any supported Main Board.
Refer to 1.2 Supported Main Boards for a list of supported Main Boards.
7.1.1

Main Board Connector CN1

Table 7.1 Main board connector CN1 (cont'd)
Pin Main Board function
1 VDDA
3 VDDA
5 RESET
7 WAKE
9 INT0
11 INT2
‒
13
15 UART0TX
17 UART0RX
19 LIN0TX
21 LIN0RX
23 IIC0SCL
25 IIC0SDA
27 CAN0TX
29 CAN0RX
31 SENT0RX
R20UT4970ED0101 Rev.1.01
July 08, 2022
Piggyback board
device port
‒
‒
RESETZ
‒
P10_12
P21_7
‒
P6_6
P6_5
P4_8
P4_9
P17_3
P17_2
P6_14
P6_13
P21_1
Pin Main Board function
2 VDDA
4 VDDA
6 NMI
‒
8
10 INT1
12 INT3
‒
14
16 UART1TX
18 UART1RX
20 LIN1TX
22 LIN1RX
24 IIC1SCL
26 IIC1SDA
28 CAN1TX
30 CAN1RX
32 SENT1RX
7. Connectors
Piggyback board
device port
‒
‒
P4_7
‒
P22_0
P2_8
‒
P6_3
P6_2
P2_5
P2_4
P22_4
P22_3
P6_8
P6_7
P21_0
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