UPD78F0838 Renesas Electronics Corporation., UPD78F0838 Datasheet - Page 576

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

574
(a) Read
(b) Write
(a) Read
(6) CAN module control register (C0CTRL)
Remark - The RSTAT bit is set to 1 under the following conditions (timing).
After reset: 0000H
The C0CTRL register is used to control the operation mode of the CAN module.
RSTAT
C0CTRL
C0CTRL
0
1
- The RSTAT bit is cleared to 0 under the following conditions (timing)
Reception is stopped.
Reception is in progress.
- The SOF bit of a receive frame is detected
- On occurrence of arbitration loss during a transmit frame
- When a recessive level is detected at the second bit of the interframe space
- On transition to the initialization mode at the first bit of the interframe space
CCERC
CCERC
CCERC
Clear
Set
15
15
0
7
7
Clear
R/W
Set
AL
AL
AL
14
14
0
6
6
Preliminary User’s Manual U19748EJ1V0UD
CHAPTER 15 CAN CONTROLLER
Address: FF90H, FF91H
VALID
VALID
Clear
13
13
0
5
0
5
PSMODE1 PSMODE0 OPMODE2 OPMODE1 OPMODE0
PSMODE1
PSMODE1
Reception Status Bit
Clear
Set
12
12
0
4
4
PSMODE0
PSMODE0
Clear
Set
11
11
0
3
3
OPMODE2
OPMODE2
Clear
Set
10
10
0
2
2
OPMODE1
OPMODE1
RSTAT
Clear
Set
9
1
9
1
OPMODE0
OPMODE0
TSTAT
Clear
Set
0
0
8
8