AN1827 Freescale Semiconductor / Motorola, AN1827 Datasheet - Page 35

• Manufacturer Part Number: AN1827
• Description: Programming and Erasing FLASH Memory on the MC68HC908AS60
• Manufacturer: Freescale Semiconductor / Motorola

Freescale Semiconductor, Inc.
Application Note
Assembly Source Code
WriteFLCR
(Prog_er.srt /
Prog_er_srt.c)
IS
NO
FLASH_addr >=
FLASH-1 ($8000)
?
YES
SET OR CLEAR BIT
SET OR CLEAR BIT
IN FLCR2
IN FLCR1
RETURN
Figure 14. Subroutine WriteFLCR Flowchart
DELAY
(Prog_er.srt /
Prog_er_srt.c)
WRITE FOR A VARIABLE
AMOUNT OF TIME
DEPENDING ON VALUE
OF ACCUMULATOR
(OR FUNCTION PARAMETER)
RETURN
Figure 15. Subroutine Delay Flowchart
AN1827
MOTOROLA
35
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