UPD78F0890GK(A)-GAJ-AX NEC, UPD78F0890GK(A)-GAJ-AX Datasheet - Page 428

• Manufacturer Part Number: UPD78F0890GK(A)-GAJ-AX
• Description: 8BIT MCU, 128K FLASH, 7K RAM, LQFP
• Manufacturer: NEC

Specifications of UPD78F0890GK(A)-GAJ-AX

• Controller Family/series: UPD78F
• No. Of I/o's: 55
• Ram Memory Size: 7KB
• Cpu Speed: 20MHz
• No. Of Timers: 10
• No. Of Pwm: RoHS Compliant
• Core Size: 8bit
• Program Memory Size: 128KB
• Oscillator Type: External, Internal

428
(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
CHAPTER 16 CAN CONTROLLER
Address: FF90H, FF91H
VALID
VALID
Clear
13
13
User’s Manual U17554EJ4V0UD
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
8
0
8
0