Protocol Specs

Revision1.40 DCM390 Serial Interface Specification
Date 24.May.’07 16 page of 40
D&M
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.