HD6432621 Hitachi, HD6432621 Datasheet - Page 581

• Manufacturer Part Number: HD6432621
• Description: (HD64F262x Series) 16-Bit Microcomputer
• Manufacturer: Hitachi

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
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
Bit 11—Transmit Overload Warning Interrupt Flag (IRR3): Status flag indicating the error
warning state caused by the transmit error counter.
Bit 11: IRR3
0
1
Bit 10—Remote Frame Request Interrupt Flag (IRR2): Status flag indicating that a remote
frame has been received in a mailbox (buffer).
Bit 10: IRR2
0
1
Description
[Clearing condition]
Writing 1
Error passive state caused by transmit/receive error
[Setting condition]
When TEC
Description
[Clearing condition]
Writing 1
Error warning state caused by receive error
[Setting condition]
When REC
Description
[Clearing condition]
Writing 1
Error warning state caused by transmit error
[Setting condition]
When TEC
Description
[Clearing condition]
Clearing of all bits in RFPR (remote request register) of mailbox for which
receive interrupt requests are enabled by MBIMR
Remote frame received and stored in mailbox
[Setting conditions]
When remote frame reception is completed, when corresponding
MBIMR = 0
128 or REC
96
96
128
(Initial value)
(Initial value)
(Initial value)
(Initial value)
537