Power On Sequence:
1. Controller power on the module;
2. Wait 100ms or above to make sure module properly initialized;
3. Module will send back sting “,OK!” as Ready To Go signal.
Normal Operations Sequence:
1. Controller sends out the operation command(single byte ASCII);
2. Echo command from module to indicate command has been received and now in progress;
3. Command result from module.
Single Byte ASCII Control Commands:
1. ‘O’(0x4F): Turn ON laser beam, module turn on the laser and return “,OK”;
2. ‘C’(0x43): Turn OFF laser beam, module turn off the laser and return “, OK”;
3. ‘S’(0x53): Module status read, module returns Temperature& Battery Voltage, e.g.: “18.0’C, 2.7V”;
4. ‘D’(0x44): Distance read, module returns Measure Result & Signal Quality(SQ), e.g.: “12.345m, 0079”, smaller SQ value stands for more reliable distance result.