One way serial port, TTL communication / RS232(RS232 communication when R15 pastes 0r resistor, TTL communication when R15 is empty)
Electrical specification
Rated power
0.5W
Rated voltage
DC 5V
Environmental specification
Working temperature
-20—60℃
Storage temperature
-40—70℃
Environmental humidity
10—90%RH(no condensation)
Vibration resistance
10—25Hz(X,Y,Z direction 2G/30minutes)
Cooling mode
Natural air cooling
5.Pin definition
Pin
Definition
Explain
1
GND
Negative pole of power supply
2
RXD
When R15 is pasted with 0r resistor, it is RS232_ RXD. When R15 is empty pasted, it is TTL_ RXD
3
TXD
When R15 is pasted with 0r resistor, it is RS232_ TXD. When R15 is empty pasted, it is TTL_ TXD
4
Null
Debug port TX
5
+5V
Automatic protection above 5.6V
Product model:AST024PA-N/AST024PA-T
Communication port: One way serial port, TTL communication / RS232(RS232 communication when R15 pastes 0r resistor, TTL communication when R15 is empty)