Chapter 5.Headers
5.1.Application Headers
This information is supplied for reference. Only pins marked are connected on this board.
These connections are not level translated.
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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