h8s-2635 Renesas Electronics Corporation., h8s-2635 Datasheet - Page 671

• Manufacturer Part Number: h8s-2635
• Description: Renesas 16-bit Single-chip Microcomputer H8s Family/h8s/2600 Series
• Manufacturer: Renesas Electronics Corporation.

Bit 3—Reset Status Bit (GSR3): Indicates whether the HCAN module is in the normal operating
state or the reset state. Writes are invalid.
Bit 2—Message Transmission Status Flag (GSR2): Flag that indicates whether the module is
currently in the message transmission period. The “message transmission period” is the period
from the start of message transmission (SOF) until the end of a 3-bit intermission interval after
EOF (End of Frame). Writes are invalid.
Bit 1—Transmit/Receive Warning Flag (GSR1): Flag that indicates an error warning. Writes
are invalid.
Bit 0—Bus Off Flag (GSR0): Flag that indicates the bus off state. Writes are invalid.
Bit 3: MCR3
0
1
Bit 2: GSR2
0
1
Bit 1: GSR1
0
1
Bit 0: GSR0
0
1
Description
Normal operating state
[Setting condition]
Configuration mode
[Reset condition]
Description
Message transmission period
[Reset condition]
Description
[Reset condition]
When TEC
Description
[Reset condition]
When TEC
After an HCAN internal reset
MCR0 reset mode and sleep mode
Idle period
When TEC < 96 and REC < 96 or TEC
Recovery from bus off state
96 or REC
256 (bus off state)
96
Section 16 Controller Area Network (HCAN)
Rev. 6.00 Feb 22, 2005 page 611 of 1484
256
REJ09B0103-0600
(Initial value)
(Initial value)
(Initial value)
(Initial value)