S3F84B8_UM_REV 1.00 19 EMBEDDED FLASH MEMORY INTERFACE
19-13
LD FMSECH,#06H ; Sets the base address of sector located in target address to write data
LD FMSECL,#00H ; Sector 12’s base address is 0600H
LD R9,#0A3H ; Loads data “A3H” to write
LD R10,#06H ; Loads flash memory upper address into upper register of pair working
; register
LD R11,#40H ; Loads flash memory lower address into lower register of pair working
; register
WR_BYTE1:
LDC @RR10,R9 ; Writes data “A3H” to flash memory location
INC R11
DEC R1
JP NZ, WR_BYTE1
LD FMUSR,#00H ; Disables User Program mode
WR_BYTE:
LDC @RR10,R9 ; Writes data written by R9 to flash memory location
INC R11
DEC R0
JP NZ, WR_BYTE
RET
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