UPD78F0890GK(A)-GAJ-AX NEC, UPD78F0890GK(A)-GAJ-AX Datasheet - Page 505

• 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

transmission of an ABT message buffer was aborted.
Figure 16-50 shows the processing to skip resumption of transmitting a message that was stopped when
Figure 16-50. ABT Transmission Request Abort Processing (Normal Operation Mode with ABT)
Cautions 1. Do not set any transmission requests while ABT transmission abort processing is in
2. Make a CAN sleep mode/CAN stop mode request after ABTTRG is cleared (after ABT
progress.
mode is stopped) following the procedure shown in Figure 16-49 or 16-50. When
clearing a transmission request in an area other than the ABT area, follow the
procedure shown in Figure 16-47.
Clear TRQ bit of message buffer
CHAPTER 16 CAN CONTROLLER
undergoing transmission
User’s Manual U17554EJ4V0UD
Transmission start
Clear ABTTRG bit
Set ABTCLR bit
Transmit abort
ABTTRG = 0?
pointer clear?
START
END
Yes
Yes
No
No
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