Figure 19-9 Program Flowchart In A User Program Mode - Samsung S3F84B8 User Manual

8-bit cmos
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S3F84B8_UM_REV 1.00
NO
Same Sector?
NO
Continuous address?
INC
Different Data?
Start
FMSECH
FMSECL
R(n)
R(n+1)
R(data)
FMUSR
FMCON
LDC
YES
Write again?
FMUSR
YES
Finish Writing
YES
R(n+1)
YES
R(data)
NO
Figure 19-9
Program Flowchart in a User Program Mode
SB1
High Address of Sector
Low Address of Sector
High Address to Write
Low Address to Write
8-bit Data
#0A5H
#01010000B
@RR(n),R(data)
NO
#00H
SB0
; Select Bank0
New 8-bit Data
19-10
19 EMBEDDED FLASH MEMORY INTERFACE
; Select Bank1
; Set Secotr Base Address
; Set Address and Data
; User Program Mode Enable
; Mode Select
; Write data at flash
; User Program Mode Disable
; User Program Mode Disable
;; Check Sector
;; Check Address
;; Increse Address
;; Update Data to Write

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