Sony FWD-S47H1 - Handbuch (Seite 8)

1-2
GXD-L52H1
(b) Enquiry message
No. Item Value
1 Header 0x83: Enquiry
2 Category 0xXX
3 Function 0xXX
4 Data1 0xFF
5 Data2 0xFF
6 Check Sum 0xXX
* Check Sum: Sum total of 1 to X, lower one-byte data is validated when a value exceeds 255 (1byte).
(c) Answer message
 Control answer
No. Item Value
1 Header 0x70: Answer
2 Answer * 0x00: Completed
0x01: Limit Over
0x02: Limit Under
0x03: Command Canceled
3 Check Sum 0xXX
* 0x00: Completed Packet is correctly received and process is also correctly completed.
0x01: Limit Over Packet is correctly received, but the data value is over the upper limit.
0x02: Limit Under Packet is correctly received, but the data value under the lower limit.
0x03: Command Canceled Packet is correctly received, but the data value is not correct. The request cannot be accepted in the current host state.
* Check Sum: Sum total of 1 to X, lower one-byte data is validated when a value exceeds 255 (1byte).
 Enquiry answer (Complete)
No. Item Value
1 Header 0x70: Answer
2 Answer 0x00: Completed
3 Return Data Size 0xXX
4 Return Data1 0xXX
: : 0xXX
: : 0xXX
X Return DataX 0xXX
X +1 Check Sum 0xXX
* 0x00: Completed Packet is correctly received and process is also correctly completed.
* Return Data: Returns the read value.
* Check Sum: Sum total of 1 to X, lower one-byte data is validated when a value exceeds 255 (1byte).
 Enquiry answer (Command cancel)
No. Item Value
1 Header 0x70: Answer
2 Answer 0x03: Command Canceled
3 Check Sum 0x73
0x03: Command Canceled Packet is correctly received, but the data value is not correct. The request cannot be accepted in the current host state.