gc80c521a CORERIVER Semiconductor, gc80c521a Datasheet - Page 91

Manufacturer Part Number

gc80c521a

Description

Flash / Isp / Iap 8-bit Turbo Microcontrollers

Manufacturer

CORERIVER Semiconductor

Datasheet

1.GC80C521A.pdf (146 pages)

6.21. IAP : Function Set

IAP call function

Before calling IAP function, any interrupt must be disabled.

Before calling IAP function, EAEN flag in EEAEN SFR must be set.

After executing IAP function, the value of PSW SFR can be changed.

Any interrupt service routine will not be executed timely since the CPU is suspended for tens of milliseconds

during executing an IAP function (Program/Erase).

iap_eeprom_program

iap_eeprom_erase

Only use ORL/ANL assembly instruction to set or reset EAEN flag.

: call address (FF0Ah)

: call address (FF00h)

MiDAS1.0B Family

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