Vecow EIC-1000 User Manual page 25

2.4.7 W15 : I2C, SPI, ADC, GPIOs Connector
W15 provides non-isolated GPIOs with 4 GPI and 4 GPO signals, 2 I2C signals,
4 SPI signals, and 2 ADC signals.
For ADC signals, the maximum input voltage is 1.8V, 10-bit resolution,
tCLK=75ns, conversion time= 13tCLK, setup time=0.5tCLK.
Pin Assignments of W15 are listed in the following table :
Pin No.
1
3
5
7
9
11
13
15
17
19
2.4.8 W12 : PoE Power Connector
EIC-1000 supports optional PoE function for the Gigabit Ethernet on the front
with Mode A and B. Mode A delivers power on the data pairs of Pin 1, 2, 3, 6.
Mode B delivers power on the Pin 4, 5, 7, 8.
Pin Assignments of W12 are listed in the following table :
Pin No.
1
3
©Vecow EIC-1000 User Manual
Description
DIN0, logical high level (3.3V)
DIN1, logical high level (3.3V)
DIN2, logical high level (3.3V)
DIN3, logical high level (3.3V)
GND
SPI-3.3V-TXD
SPI-3.3V-RXD
SPI-3.3V-CS
SPI-3.3V-CLK
GND
Description
V+ (Mode A)
V+ (Mode B)
W15
Pin No.
2 DOUT0, logical high level (3.3V)
4 DOUT1, logical high level (3.3V)
6 DOUT2, logical high level (3.3V)
8 DOUT3, logical high level (3.3V)
10
12
14
16
18
20
Pin No.
2
4
GETTING TO KNOW YOUR EIC-1000
Description
3.3V
3.3V
I2C4-3.3V-SDA
I2C4-3.3V-SCL
ADC1-IN-1.8V
ADC0-IN-1.8V
W12
Description
V-(Mode A)
V-(Mode B)
18