A8Controlling the Multiple ProductRS-232C RSMENU function (SOUND)a Protocol (data format).Header (5 bytes) Payload (4 bytes) Checksum(1byte)command Prefix code#0Prefix code#1SetIDPayloadType# of payloadbytes Command data #0 data #1 data #2 CS #0SetBalance0xCC 0x33 0 4 0x56 0 : L50~49 : L150 : 051 : R1~100 : R50reserved(0x00)reserved(0x00)Header XORPayloadAck SetBalance0xCC 0x55 0 4 0x56 0xE0 : OK0xE1 : NGreserved(0xFF)reserved(0xFF)Header XORPayloadReadBalance0xCC 0x33 1 4 0x56 reserved(0x00)reserved(0x00)reserved(0x00)Header XORPayloadAck ReadBalance0xCC 0x55 1 4 0x56 0xE0 : OK0xE1 : NG0 : L50~49 : L150 : 051 : R1~100 : R50reserved(0xFF)Header XORPayloadSet AVC 0xCC 0x33 0 4 0x57 0 : Off1 : Onreserved(0x00)reserved(0x00)Header XORPayloadAck SetAVC0xCC 0x55 0 4 0x57 0xE0 : OK0xE1 : NGreserved(0xFF)reserved(0xFF)Header XORPayloadRead AVC 0xCC 0x33 1 4 0x57 reserved(0x00)reserved(0x00)reserved(0x00)Header XORPayloadAck ReadAVC0xCC 0x55 1 4 0x57 0xE0 : OK0xE1 : NG0 : Off1 : Onreserved(0xFF)Header XORPayloadSet Volume 0xCC 0x33 0 4 0x58 0~100 reserved(0x00)reserved(0x00)Header XORPayloadAck SetVolume0xCC 0x55 0 4 0x58 0xE0 : OK0xE1 : NGreserved(0xFF)reserved(0xFF)Header XORPayloadReadVolume0xCC 0x33 1 4 0x58 reserved(0x00)reserved(0x00)reserved(0x00)Header XORPayloadAck ReadVolume0xCC 0x55 1 4 0x58 0xE0 : OK0xE1 : NG0~100 reserved(0xFF)Header XORPayloadSet SoundReset0xCC 0x33 0 4 0x59 reserved(0x00)reserved(0x00)reserved(0x00)Header XORPayloadAck SetSoundReset0xCC 0x55 0 4 0x59 0xE0 : OK0xE1 : NGreserved(0xFF)reserved(0xFF)Header XORPayload