HI-3110
Table 5. SPI Receive Data Format
Byte
Content
Bit Description (”x” = Don’t care)
1
Message Tag
(Note: This byte does not apply to the
Temporary Receive Buffer)
x
x x x
2
3
Time Tag Upper Byte
(Note: This byte only applies to time tag
SPI instructions; see Table 1)
Time Tag Lower Byte
(Note: This byte only applies to time tag
SPI instructions; see Table 1)
4
5
ID28 to ID21
ID20 to ID18, SRR, IDE,
ID17 to ID15
(Note: SRR and ID17 to ID15 are
read as zeros for Std Frames)
6
7
ID14 to ID7
(Read as zeros for Std Frames)
ID6 to ID0, RTR
(Note: ID6 to ID0 are
read as zeros for Std Frames)
8
r0, r1, DLC3 to DLC0
(Note: r1 is read as zero for Std Frames)
x
x
9
Data Byte 1
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
10
11
12
13
14
15
16
Data Byte 2
Data Byte 3
Data Byte 4
Data Byte 5
Data Byte 6
Data Byte 7
Data Byte 8
HOLT INTEGRATED CIRCUITS
42
HOLTIC [ HOLT INTEGRATED CIRCUITS ]
