Application Headers - Renesas R8C/Tiny Series User Manual

9.2. Application Headers

Table 9-5 to Table 9-8 below show the standard application header connections. * Marked pins are subject to option links.
Pin Header Name
1 Regulated Supply 1
3 Regulated Supply 2
5 Analog Supply
7 Analog Reference
9 ADC0
11 ADC2
13 DAC0
15 IOPort0
17 IOPort2
19 IOPort4
21 IOPort8
23 IRQ3
25 IIC_SDA
Pin Header Name
1 Reset
3 Interrupt
5 WDT overflow
7 Interrupt
9 Interrupt
11 Motor up/down
13 Motor control
15 Motor control
17 Motor control
19 Timer Output
21 Timer Input
23 Interrupt
25 SPARE
Circuit Net Device
Name Pin
CON_5V ---
CON_3V3 ---
NC ---
CON_VREF* 77
AN0* 76
AN2* 73
DA0* 74
IO_0 65
IO_2 63
IO_4 61
IO_6 59
INT3n 46
SDA 2
Table 9-5: JA1 Standard Generic Header
Circuit Net Device
Name Pin
RESETn 9
NC ---
NC ---
INT0n 44
INT1n 52
UD 79
Up 29
Vp 26
Wp 25
TMR0 51
TRIGa 31
INT2n 53
--- ---
Table 9-6: JA2 Standard Generic Header
JA1
Pin Header Name
2 Regulated Supply 1
4 Regulated Supply 2
6 Analog Supply
8 ADTRG
10 ADC1
12 ADC3
14 DAC1
16 IOPort1
18 IOPort3
20 IOPort5
22 IOPort7
24 I C Bus (3rd pin)
2
26 IIC_SCL
JA2
Pin Header Name
2 External Clock Input
4 Regulated Supply 1
6 Serial Port
8 Serial Port
10 Serial Port
12 Serial Port Handshake
14 Motor control
16 Motor control
18 Motor control
20 Timer Output
22 Timer Input
24 Tristate Control
26 SPARE
17
Circuit Net Device
Name Pin
GROUND ---
GROUND ---
NC ---
NC ---
AN1* 74
AN3 70
DA1* 76
IO_1 64
IO_3 62
IO_5 60
IO_7 58
NC ---
SCL 80
Circuit Net Device
Name Pin
CON_XIN* 12
VSS1 (GND) ---
TXD0 34
RXD0 33
RXD0 32
NC ---
Un 27
Vn 24
Wn 23
TMR1 50
TRIGb 28
TRISTn 36
--- ---