HD64F2638F20J Datasheet, PDF (682/1512 Pages) Renesas Technology Corp – Renesas 16-Bit Single-Chip Microcomputer H8S Family/H8S/2600 Series

Section 16 Controller Area Network (HCAN)
H8S/2639, H8S/2638, H8S/2636,
H8S/2630, H8S/2635 Group
Bit 14—Bus Off Interrupt Flag (IRR6): Status flag indicating the bus off state caused by the
transmit error counter.
Bit 14: IRR6
0
1
Description
[Clearing condition]
• Writing 1
Bus off state caused by transmit error
[Setting condition]
• When TEC ≥ 256
(Initial value)
Bit 13—Error Passive Interrupt Flag (IRR5): Status flag indicating the error passive state
caused by the transmit/receive error counter.
Bit 13: IRR5
0
1
Description
[Clearing condition]
• Writing 1
Error passive state caused by transmit/receive error
[Setting condition]
• When TEC ≥ 128 or REC ≥ 128
(Initial value)
Bit 12—Receive Overload Warning Interrupt Flag (IRR4): Status flag indicating the error
warning state caused by the receive error counter.
Bit 12: IRR4
0
1
Description
[Clearing condition]
• Writing 1
Error warning state caused by receive error
[Setting condition]
• When REC ≥ 96
(Initial value)
Page 632 of 1458
REJ09B0103-0800 Rev. 8.00
May 28, 2010