Headers; Application Headers - Renesas RX100 Series User Manual

Renesas Starter Kit for RX140

7. Headers

7.1 Application Headers

This RSK board is fitted with application headers, which can be used to connect compatible Renesas
application devices or as easy access to MCU pins.
Table 7-1 below lists the connections of the application header, JA1.
Header Name
Pin
Circuit Net Name
5V
1
JA1-5V
3V3
3
JA1-3V3
AVCC
5
JA1-AVCC
AVREF
7
JA1-VREFH
ADC0
9
JA1-ADC0
ADC2
11
JA1-ADC2
DAC0
13
JA1-DAC0
IO_0
15
JA1-IO0
IO_2
17
JA1-IO2
IO_4
19
JA1-IO4
IO_6
21
JA1-IO6
IRQd / IRQAEC / M2_HSIN0
23
JA1-IRQd
IIC_SDA
25
JA1-SDA
R20UT5026EG0100 Rev.1.00
Jan 17, 2022
Table 7-1: Application Header JA1 Connections
Application Header JA1
MCU Pin
-
-
77
76
75
72
2
57
52
45
43
17 / NC / NC
27
Header Name
Pin
Circuit Net Name
0V
2
GROUND
0V
4
GROUND
AVSS
6
JA1-AVSS_VREFL
ADTRG
8
JA1-ADTRG
ADC1
10
JA1-ADC1
ADC3
12
JA1-ADC3
DAC1
14
JA1-DAC1
IO_1
16
JA1-IO1
IO_3
18
JA1-IO3
IO_5
20
JA1-IO5
IO_7
22
JA1-IO7
IIC_EX
24
NC
IIC_SCL
26
JA1-SCL
7. Headers
MCU Pin
-
-
74, 79
24
73
71
80
54
46
44
35
NC
28
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