Table 16-4: Frame Format Setting (Ide Bit) And Number Of Identifier (Id) Bits; Table 16-5: Data Length Setting - NEC V850E/RS1 User Manual

<3> Control field
The control field sets "N" as the number of data bytes in the data field (N = 0 to 8).
Remark:
In a standard format frame, the control field's IDE bit is the same as the r1 bit.
Caution:
532
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Chapter 16 FCAN Controller

Table 16-4: Frame Format Setting (IDE Bit) and Number of Identifier (ID) Bits

Frame Format
Standard format mode
Extended format mode
Figure 16-8: Control Field
(Arbitration field)
R
D
RTR r1
(IDE)
D: Dominant = 0
R: Recessive = 1

Table 16-5: Data Length Setting

Data Length Code
DLC3 DLC2 DLC1
0 0
0 0
0 0
0 0
0 1
0 1
0 1
0 1
1 0
Other than above
In the remote frame, there is no data field even if the data length code is not 0000B.
User's Manual U16702EE3V2UD00
SRR Bit IDE Bit
None 0 (D)
1 (R) 1 (R)
Control field
r0 DLC3 DLC2 DLC1
Data Byte Count
DLC0
0 0 0 bytes
0 1 1 byte
1 0 2 bytes
1 1 3 bytes
0 0 4 bytes
0 1 5 bytes
1 0 6 bytes
1 1 7 bytes
0 0 8 bytes
8 bytes regardless of the value of
DLC3 to DLC0
Number of Bits
11 bits
29 bits
(Data field)
DLC0