Denon DCM 390 Serial Protocol - Page 16

REQUEST CPU Version command

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Revision1.40 Date 24.May.'07 DCM390 Serial Interface Specification 16 page of 40 2.6.3 REQUEST CPU Version command This command requests the microprocessor CPU firmware version code. 1) Command format Byte/bit 7 6 5 4 3 2 1 0 0 STX (0x02) 1 Command code ('1') 2 Reserve (0x00) 3 Reserve (0x00) 4 Reserve (0x00) 5 Reserve (0x00) 6 ETX (0x03) 7 BCCH (high-level) 8 BCCL (low-level) Table 13. Request Firmware Revision command 2) Answer format Byte/bit 7 6 5 4 3 2 1 0 0 STX (0x02) 1 Reply code ('1') 2 Answer code (Table 3) 3 Firmware version 1000 digit (ASCII) 4 Firmware version 100 digit (ASCII) 5 Firmware version 10 digit (ASCII) 6 Firmware version 1 digit (ASCII) 7 ETX (0x03) 8 BCCH (high-level) 9 BCCL (low-level) Table 14. Request Firmware Revision answer 3) Special condition - None. D&M

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Revision1.40
DCM390 Serial Interface Specification
Date 24.May.’07
16 page of 40
2.6.3 REQUEST CPU Version command
This command requests the microprocessor CPU firmware version code.
1) Command format
Byte/bit
7
6
5
4
3
2
1
0
0
STX (0x02)
1
Command code (‘1’)
2
Reserve (0x00)
3
Reserve (0x00)
4
Reserve (0x00)
5
Reserve (0x00)
6
ETX (0x03)
7
BCCH (high-level)
8
BCCL (low-level)
Table 13.
Request Firmware Revision command
2) Answer format
Byte/bit
7
6
5
4
3
2
1
0
0
STX (0x02)
1
Reply code (‘1’)
2
Answer code (Table 3)
3
Firmware version 1000 digit (ASCII)
4
Firmware version 100 digit (ASCII)
5
Firmware version 10 digit (ASCII)
6
Firmware version 1 digit (ASCII)
7
ETX (0x03)
8
BCCH (high-level)
9
BCCL (low-level)
Table 14.
Request Firmware Revision answer
3) Special condition
- None.