UPD78F0890GK(A)-GAJ-AX NEC, UPD78F0890GK(A)-GAJ-AX Datasheet - Page 480
![8BIT MCU, 128K FLASH, 7K RAM, LQFP](/photos/19/1/190186/ge64lqfp05-40_sml.jpg)
UPD78F0890GK(A)-GAJ-AX
Manufacturer Part Number
UPD78F0890GK(A)-GAJ-AX
Description
8BIT MCU, 128K FLASH, 7K RAM, LQFP
Manufacturer
NEC
Datasheet
1.UPD78F0890GKA-GAJ-AX.pdf
(732 pages)
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
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16.13.3 Self-test mode
the CAN node to the CAN bus or without affecting the CAN bus.
reception are internally looped back. The CAN transmission pin (CTxD) is fixed to the recessive level.
mode from the self-test mode, however, the module is released from the CAN sleep mode in the same manner as the
other operation modes. To keep the module in the CAN sleep mode, use the CAN reception pin (CRxD) as a port pin.
480
In the self-test mode, message frame transmission and message frame reception can be tested without connecting
In the self-test mode, the CAN module is completely disconnected from the CAN bus, but transmission and
If the falling edge on the CAN reception pin (CRxD) is detected after the CAN module has entered the CAN sleep
Figure 16-34. CAN Module Terminal Connection in Self-test Mode
Fixed to
the recessive
level
CHAPTER 16 CAN CONTROLLER
CTxD
User’s Manual U17554EJ4V0UD
Tx
CAN macro
CRxD
Rx
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