
65
& Control Card Instruction Manual
5.11 Answers
ACKANSWER message
Description:
This is the answer for the SENDACK instruction. The ACK Data can be
the following depending on the Type field:
0x0000 – DIT
0x0001 – Settings
0x0002 – DIT & Settings
0x0003 – Variables
0x0004 – Reserved
0x0801 – FUP Checksum
DIT
Every device developed by ByteStudio Limited has a Device Identity Table
(DIT, 64 bytes) which stores the main read-only manufacturing properties.
All fields are MSB first.
10 bytes long string = “BSP12
30
xxx is the version number (e.g. 101 = version 1.01).)
32
2 bytes long version, the format is
VH[1].VL[1] (the first is the version high, the second is the version
low).)
36
bytes long date field, the format is Y[2]M[1]D[1].
50
Manufacturer Firmware Group
14 bytes long firmware group
programmed originally by the manufacturer.)
54
bytes long date of the manufacturer
programming.)
58
4 bytes long unique serial number.
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