Data Sheet

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In discoverable mode, send “AT+SLEEP” string through UART, if all is okay, module will
return “OK+SLEEP” string and into sleep mode.
AT commands
Factory default setting:
Name: HMSoft; Baud: 9600, N, 8, 1; Pin code: 000000; Peripheral Role; transmit mode.
AT Command format:
Uppercase AT command format. string format, without any other symbol. (e.g. \r or \n).
On Transmit version: Only accept AT Command from UART interface when Bluetooth
device is not connected with remote device.
On Remote version: Can accept AT Command from UART interface when Bluetooth
Device is not connected with remote device, Also can accept AT Command from remote
Bluetooth device when connected that.
On PIO collection version: Only accept AT Command from UART interface when
Bluetooth device is not connected with remote device.
1. Test Command
Send
Receive
Parameter
AT
OK
OK+LOST
None
If Module is not connected to remote device will receive: “OK”.
If Module has connected, module will disconnected from remote device, if “AT + NOTI” is
setup to 1, will receive: “OK+LOST”.
2. Query ADC conversion value
Send
Receive
Parameter
AT+ADC[para]
OK+Get:0.00
para: 3~B
Map to PIO3~PIO8