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NEC V321-2 Communications Manual page 30

V321-2 : rs232 codes for v321, v421, v461
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ST: Result of self-tests
'0'-'0'(30h, 30h):00: Normal
'7'-'0'(37h, 30h):70: Main-power +3.3V abnormality
'7'-'1'(37h, 31h):71: Main-power +12V abnormality
'7'-'2'(37h, 32h):72: Maim-power +5V abnormality
'7'-'3'(37h, 33h):73: Audio amplifier +24V abnormality
'7'-'4'(37h, 34h):74:
'7'-'5'(37h, 35h):75:
'8'-'0'(38h, 30h):80: Cooling fan-1 abnormality
'8'-'1'(38h, 31h):81: Cooling fan-2 abnormality
'9'-'0'(39h, 30h):90: Inverter abnormality
ETX (03h): End of Message
Check code
BCC: Block Check Code
Refer to the section 4.5 "Check code" for a BCC calculation.
Delimiter
CR (0Dh): End of packet
12. Serial No. & Model Name Read
12.1 Serial No. Read
This command is used in order to read a serial number.
1) The controller requests the monitor to read a serial number.
Header
SOH-'0'-Monitor ID-'0'-'A'-'0'-'6'
Header
SOH (01h): Start Of Header
'0' (30h): Reserved
Monitor ID: Specify the Monitor ID which you want to get serial number.
Ex.) If Monitor ID is '1', specify 'A'.
'0' (30h): Message sender is the controller.
'A' (41h): Message type is "Command".
'0'-'6'(30h, 36h): Message length
Message
STX (02h): Start of Message
'C'-'2'-'1'-'6' (43h, 32h, 31h, 36h): Serial No. command
ETX (03h): End of Message
Check code
BCC: Block Check Code
Refer to the section 4.5 "Check code" for a BCC calculation.
Delimiter
CR (0Dh): End of packet
2) The monitor replies the serial No. data to the controller.
Header
SOH-'0'-'0'-Monitor ID-'B'-N-N
Header
SOH (01h): Start Of Header
'0' (30h): Reserved
'0' (30h): Message receiver is the controller.
Monitor ID: Indicate a replying Monitor ID.
Ex.) When this byte is set to 'A', the replying Monitor ID is '1'.
'B' (42h): Message type is "Command reply".
N-N: Message length
Note.) The maximum data length that can be returned from the monitor at a time is
Message
STX-'C'-'2'-'1'-'6'-ETX
Message
STX-'C'-'3'-'1'-'6'-
Data(0)-Data(1)---Data(n)-ETX
(30/37)
Check code
Delimiter
BCC
CR
Check code
Delimiter
BCC
CR

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