UPD78F0838 Renesas Electronics Corporation., UPD78F0838 Datasheet - Page 535

• Manufacturer Part Number: UPD78F0838
• Description: 8-bit Single-chip Microcontrollers
• Manufacturer: Renesas Electronics Corporation.

<6> ACK field
<7> End of frame (EOF)
The ACK field is used to acknowledge normal reception.
The end of frame field indicates the end of data frame/remote frame.
Remark
Remark
- 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.
R
D
(ACK field)
R
D
D: Dominant = 0
R: Recessive = 1
D: Dominant = 0
R: Recessive = 1
(CRC field)
Figure 15-12. End of Frame (EOF)
Preliminary User’s Manual U19748EJ1V0UD
CHAPTER 15 CAN CONTROLLER
End of frame
(7 bits)
Figure 15-11. ACK Field
ACK slot
(1 bit)
ACK field
ACK delimiter
(Interframe space or overload frame)
(1 bit)
(End of frame)
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