W78E58B Winbond, W78E58B Datasheet - Page 15

• Manufacturer Part Number: W78E58B
• Description: 8 BIT MICROCONTROLLER
• Manufacturer: Winbond

CPU will be wakened by interrupt and
re-boot from 4KB LDROM to execute
(CPU will be wakened from idle mode
by timer interrupt, then enter In-System
Start Timer and enter idle Mode.
Setting Timer (about 1.5 us)
and enable timer interrupt
Setting control registers
(conditions depend on
Programming Mode ?
MOV CHPCON,#03H
MOV CHPENR,#87H
MOV CHPENR,#59H
the loader program.
Programming mode)
user's application)
Enter In-System
START
The Algorithm of In-System Programming
Go
Yes
No
- 15 -
Execute the normal application
In-System Programming Mode
Publication Release Date: March 18, 2002
Part 1:32KB APROM
program
END
procedure of entering
W78E58B
Revision A3