NEC V850E/Dx3 Preliminary User's Manual page 678

Chapter 19
After reset: 0000H
678
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(3) CnGMABT - CANn global automatic block transmission control register
The CnGMABT register is used to control the automatic block transmission
(ABT) operation.
R/W Address: <CnRBaseAddr> + 006
(a) Read
15 14
CnGMABT 0 0
7 6
0 0
ABTCLR
0
1
Note 1. Set the ABTCLR bit to 1 while the ABTTRG bit is cleared to 0.
The operation is not guaranteed if the ABTCLR bit is set to 1 while the
ABTTRG bit is set to 1.
2. When the automatic block transmission engine is cleared by setting the
ABTCLR bit to 1, the ABTCLR bit is automatically cleared to 0 as soon as
the requested clearing processing is complete.
ABTTRG
0
1
Caution Do not set the ABTTRG bit in the initialization mode. If the ABTTRG bit is set in
the initialization mode, the operation is not guaranteed after the CAN module
has entered the normal operation mode with ABT.
Preliminary User's Manual U17566EE1V2UM00
H
13 12 11
0 0 0
5 4 3
0 0 0
Automatic block transmission engine clear status bit
Clearing the automatic transmission engine is completed.
The automatic transmission engine is being cleared.
Automatic block transmission status bit
Automatic block transmission is stopped.
Automatic block transmission is under execution.
CAN Controller (CAN)
10 9 8
0 0 0
2 1 0
0 ABTCLR ABTTRG