upd70f3402 Renesas Electronics Corporation., upd70f3402 Datasheet - Page 534

• Manufacturer Part Number: upd70f3402
• Description: 32-/16-bit Single-chip Microcontroller With Can Interface
• Manufacturer: Renesas Electronics Corporation.

Remark:
Remark:
534
<6> ACK field
The ACK field is used to acknowledge normal reception.
• If no CRC error is detected, the receiving node sets 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.
D: Dominant = 0
R: Recessive = 1
D: Dominant = 0
R: Recessive = 1
R
D
(ACK field)
R
D
(CRC field)
Figure 16-12: End of Frame (EOF)
Chapter 16 FCAN Controller
User’s Manual U16702EE3V2UD00
End of frame
Figure 16-11: ACK Field
(7 bits)
ACK slot
(1 bit)
ACK field
ACK delimiter
(Interframe space or overload frame)
(1 bit)
(End of frame)