NEC Renesas V850/SC1 User Manual page 646

<6> ACK field
The ACK field is used to confirm normal reception.
R
D
Remark D: Dominant = 0
R: Recessive = 1
• If no CRC error is detected, the receiving node set the ACK slot to the dominant level.
• The transmitting node outputs two recessive-level bits.
<7> End of frame (EOF)
The end of frame field indicates the end of data frame/remote frame.
(ACK field)
R
D
Remark D: Dominant = 0
R: Recessive = 1
644
CHAPTER 19 FCAN CONTROLLER (V850/SC3)
Figure 19-19. ACK Field
(CRC field) ACK field
ACK slot
(1 bit)
Figure 19-20. End of Frame (EOF)
End of frame
(7 bits)
User's Manual U15109EJ3V0UD
(End of frame)
ACK delimiter
(1 bit)
(Interframe space or overload frame)