
5.1.Application Headers
This information is supplied for reference. Only JA1 pin 3 (battery supply voltage to RSK) and the ground pins are connected on this board. 
Table 5-1 and   belowTable 5-2  show the standard application header connections.
JA1 
Pin  Generic Header Name  CPU board 
Signal Name 
Pin  Header Name  CPU board 
Signal Name 
1  Regulated Supply 1  5V  2  Regulated Supply 1  GROUND 
3  Regulated Supply 2  3V3  4  Regulated Supply 2  GROUND 
5 Analogue Supply  AVcc  6 Analogue Supply  AVss 
7 Analogue Reference  AVref  8 ADTRG  ADTRG 
9  ADC0 I0  AD0  10 ADC1  I1  AD1 
11  ADC2 I2  AD2  12 ADC3  I3  AD3 
13  DAC0  DAC0  14 DAC1  DAC1 
15  IOPort  IO_0  16 IOPort  IO_1 
17  IOPort  IO_2  18 IOPort  IO_3 
19  IOPort  IO_4  20 IOPort  IO_5 
21  IOPort  IO_6  22 IOPort  IO_7 
23 Open drain IRQAEC IRQ3  24 I²C Bus - (3rd pin)  IIC_EX 
25  I²C Bus  IIC_SDA  26 I²C Bus  IIC_SCL 
Table 5-1: JA1 Standard Generic Header
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