User manual

RSKR8CLA8A 7. Headers

R20UT0284EG0101 Rev. 1.01 Page 22 of 34

Jun 16, 2011

7. Headers

7.1 Application Headers

This RSK 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.

Application Header JA1

Pin Circuit Net Name MCU Pin Pin Circuit Net Name MCU Pin

1 5V - 2 0V -

3 3V3 - 4 0V -

5 AVCC - 6 AVSS -

7 AVREF - 8 ADTRG 66*

9 AD0 78 10 AD1 77

11 AD2 76 12 AD3 75*

13 DAC0 - 14 DAC1 -

15 IO_0 43* 16 IO_1 42*

17 IO_2 41* 18 IO_3 40*

19 IO_4 39* 20 IO_5 38*

21 IO_6 37* 22 IO_7 36*

23 IRQ3/IRQAEC/M2_HSIN0 19 24 IIC_EX -

25 IIC_SDA 17 26 IIC_SCL 18

Table 7-1: Application Header JA1 Connections

Table 7-2 below lists the connections of the application header, JA2.

Application Header JA2

Pin Circuit Net Name MCU Pin Pin Circuit Net Name MCU Pin

1 RESET 9 2 EXTAL 12*

3 NMI - 4 Vss1 11

5 WDT_OVF - 6 SCIaTX 80*

7 IRQ0/WKUP/M1_HSIN0 4 8 SCIaRX 1*

9 IRQ1/M1_HSIN1 20 10 SCIaCK 2*

11 M1_UD - 12 CTS2RTS2 79

13 M1_UP - 14 M1_UN -

15 M1_VP - 16 M1_VN -

17 M1_WP - 18 M1_WN -

19 TimerOut0 68* 20 TimerOut1 2*

21 TimerIn0 69* 22 TimerIn1 75*

23 IRQ2/M1_EncZ/M1_HSIN2 3 24 M1_POE -

25 M1_TRCCLK - 26 M1_TRDCLK -

Table 7-2: Application Header JA2 Connections