User's Manual

Target Board for RX23W 5. User Circuit
R01UHxxxEG0100
Rev.0.60 Page 19 of 28
Nov. 26, 2019
Arduino™ヘッダ
The Arduino ™ header (J2,J3,J4,J5) has a through hole at a pitch of 2.54 mm and is connected to the evaluation
MCU according to Arduino™ UNO R3. Table 5-4 shows the signal assign of the Arduino ™ header. The channel
for interrupts is assigned to IRQ4 respectively. (Connector parts are not mounted)
Table 5-4: J2(Analog 6 pin Header Signal Assignment)
Pin
Signal Name
spec
MCU
Signal
PIn
1
A0
AD input
AN001
51
2
A1
AN005
50
3
A2
AN006
49
4
A3
AN007
48
5
A4
AN018
43
6
A5
AN019
42
Table 5-5: J3(Power 8 pin Header Signal Assignment)
Pin
Signal Name
spec
MCU
Signal
PIn
1
Reserved
－
－
2
IOREF
VCC
－
3
RESET
－
4
3V3
Power
VCC
－
5
5V
－
6
GND
GND
－
7
GND
GND
－
8
VIN
VCC
－
Table 5-6: J4(Digital 8 pin Header Signal Assignment)
Pin
Signal Name
spec
MCU
Signal
PIn
8
D0/RX
GPIO/RxD
PC2/RxD5
29
7
D1/TX
GPIO/TxD
PC3 /TxD5
27
6
D2
GPIO
PC0
30
5
D3/PWM/INT
GPIO/PWM/IRQ
PB7/MTIOC3B
31
4
D4/INT
GPIO/IRQ
PB1/IRQ4
33
3
D5/PWM/INT
GPIO/PWM/IRQ
P14/MTIOC3A/IRQ4
18
2
D6/PWM
GPIO/PWM
PE4/MTIOC4D
41
1
D7
GPIO
PB0
35
Table 5-7: J5(Analog 6 pin Header Signal Assignment)
Pin
Signal Name
spec
MCU
Signal
PIn
10
D8
GPIO
P31
11
9
D9/PWM
GPIO/PWM
PC6/MTIOC3C
24
8
D10/PWM
GPIO/PWM
PC5/MTIOC3B
25
7
D11/MOSI/PWM
GPIO/PWM
P26/SMOSI1/MTIOC2A
14
6
D12/MISO
GPIO
P30/SMISO1
12
5
D13/SCK
GPIO
P27/SCK1
13
4
GND
3
ADREF
2
SDA
II2 data
SDA
15
1
SCK
II2clock
SCL
16