h8s-2646 Renesas Electronics Corporation., h8s-2646 Datasheet - Page 593

• Manufacturer Part Number: h8s-2646
• Description: Renesas 16-bit Single-chip Microcomputer H8s Family/h8s/2600 Series
• Manufacturer: Renesas Electronics Corporation.

MCx[1] Bits 3 to 0—Data Length Code (DLC): These bits indicate the required length of data
frames and remote frames.
MCx[2] Bits 7 to 0—Reserved: The initial value of these bits is undefined; they must be
initialized (by writing 0 or 1).
MCx[3] Bits 7 to 0—Reserved: The initial value of these bits is undefined; they must be
initialized (by writing 0 or 1).
MCx[4] Bits 7 to 0—Reserved: The initial value of these bits is undefined; they must be
initialized (by writing 0 or 1).
MCx[6] Bits 7 to 0—Standard Identifier (STD_ID10 to STD_ID3):
MCx[5] Bits 7 to 5—Standard Identifier (STD_ID2 to STD_ID0):
These bits set the identifier (standard identifier) of data frames and remote frames.
Bit 3
DLC3
0
1
Other than the above
Standard identifier
SOF ID10
Bit 2
DLC2
0
1
0
ID9
Bit 1
DLC1
0
1
0
1
0
ID8
Figure 15.2 Standard Indentifier
ID7
Bit 0
DLC0
0
1
0
1
0
1
0
1
0
ID6
STD_IDxx
Description
Data length = 0 bytes
Data length = 1 byte
Data length = 2 bytes
Data length = 3 bytes
Data length = 4 bytes
Data length = 5 bytes
Data length = 6 bytes
Data length = 7 bytes
Data length = 8 bytes
Setting prohibited
ID5
ID4
Section 15 Controller Area Network (HCAN)
Rev. 5.00 Sep 22, 2005 page 567 of 1136
ID3
ID2
ID1
ID0
REJ09B0257-0500
RTR
SRR
IDE