W78E054D Datasheet, PDF (63/89 Pages) List of Unclassifed Manufacturers – 8-bit microcontroller

W78E054D/W78E052D Data Sheet
GO
Timer Interrupt Service Routine:
Stop Timer & disable interrupt
Is F02K BOOT Mode?
NO
End of Programming
Part 2:
Procedure of Updating
the 2KB APROM
YES
Setting Timer and enable Timer
interrupt for wake-up .
(15 ms for erasing operation)
Setting erase operation mode:
MOV ERPAGE,#02H
MOV SFRCN,#22H
(Erase 2KB APROM ISP )
PGM
Start Timer and enter IDLE
Mode.
(Erasing...)
End of erase
operation. CPU will
be wakened by Timer
interrupt.
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Publication Release Date: Jun 9, 2015
Revision A13