68HC908RF datasheet(40/188 Pages) MOTOROLA

40 / 188 page

Memory

Data Sheet

MC68HC908RF2 — Rev. 4.0

Memory

MOTOROLA

LDHX

#$7800

;Address in the range to erase

JSR

ERARNGE

;Call through jump table

;************************************************************;

; CALLING EXAMPLE FOR PROGRAM A RANGE (RNGEPROG)

;*************************************************************

MOV

#’P’,DATA

MOV

#’R’,DATA+1

MOV

#’O’,DATA+2

MOV

#’G’,DATA+3

MOV

#’T’,DATA+4

MOV

#’E’,DATA+5

MOV

#’S’,DATA+6

MOV

#’T’,DATA+7

MOV

#$08,CPUSPD

;Load Bus frequency in MHz * 4

MOV

#$0A,BUMPS

;Load max number of programming steps

;before a failure is returned

LDHX

#$7807

;Load the last address to program

STHX

LADDR

;into LADDR

LDHX

#$7800

;Load the first address to program

;into H:X

;This range may cross page boundaries

;and may be any length, so long as the

;data to program is loaded in RAM

;beginning at DATA.

JSR

PRGRNGE

;Call through jump table.

;**************************************************************

; CALLING EXAMPLE FOR REDUNDANT PROGRAM A ROW (REDPROG)

;**************************************************************

MOV

#$56,DATA

MOV

#’P’,DATA+1

MOV

#’R’,DATA+2

MOV

#’O’,DATA+3

MOV

#’G’,DATA+4

MOV

#’R’,DATA+5

MOV

#’E’,DATA+6

MOV

#’D’,DATA+7

MOV

#$08,CPUSPD

;Load Bus frequency in MHz * 4

MOV

#$0A,BUMPS

;Load max number of programming steps

;before a failure is returned

;Set erase time in uS/24

LDHX

#100000/24

STHX

DERASE

LDHX

#$7808

;Load the last address of the multi-row

;range; (in this case, 2 rows)

STHX

LADDR

;into LADDR

LDHX

#$7800

;Load the first address of the

;multi-row range into H:X

JSR

REDPROG

;Call through jump table.

Freescale Semiconductor, Inc.

For More Information On This Product,

Go to: www.freescale.com

68HC908RF Datasheet(PDF) 40 Page - Motorola, Inc

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