Technical Manual

East Wind Technologies, Inc.
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2022 East Wind Technologies, Inc. All rights reserved.
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1.3 Pin Configurations
Pin
Function
Type
Description
1
GND
Power
GND
2
VCC
Power
VCC
3
RESET-IO
Input
Initial low(0V - 0.9V), pull-high(2.4V – 3.3V)
to reset hardware
4
ICC
Output
Card in/out indicate 0: card in; 1: card out
5
TXD/SDA
Input/Output
RS232C TXD / UART TXD / IIC SDA
6
RXD/SCL
Input
RS232C RXD / UART RXD / IIC SCL
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