Technical Manual

East Wind Technologies, Inc.
Copyright © 2022 East Wind Technologies, Inc. All rights reserved. 14/59
3.2 System commands
3.2.1 Module reset to factory default
Function: Reset all configuration of the module to factory default setting. The new setting
will effect after re-power on.
Host send:
Frame
0x0F
52 45 53 45 54
Checksum
Success:
Frame
0x0F
Checksum
Failure:
Frame
0xF0
Checksum
send: 0x07 0F 52 45 53 45 54 5D
return: 0x02 0F 0D
3.2.2 Set LED
Function: set the LED ON or OFF.
Host sends:
Frame
0x13
Status
Checksum
Status：1byte
LED1 BIT0=0: OFF; BIT0=1: ON
LED2 BIT1=0: OFF; BIT1=1: ON
LED3 BIT2=0: OFF; BIT2=1: ON
LED4 BIT3=0: OFF; BIT3=1: ON
Success:
Frame
0x13
Checksum
Failure:
Frame
0xEC
Checksum
3.2.3 Set Automatic Detecting Card Interval Time
Function: set interval time of automatic detecting card function. The default is 100ms.
Settings will save in the module; it will be not lost after power OFF.
Host sends:
Frame
0x1C
Time
Checksum
Time: 1 byte, 0x00 to 0xFF, unit is 10mS, 0x01 means 10mS.
Success: