UPD78F9222MC(T)-5A4-A NEC, UPD78F9222MC(T)-5A4-A Datasheet - Page 321

• Manufacturer Part Number: UPD78F9222MC(T)-5A4-A
• Description: 8BIT MCU, 4K FLASH, 256B RAM, 78F9222
• Manufacturer: NEC

Specifications of UPD78F9222MC(T)-5A4-A

• Controller Family/series: UPD78
• No. Of I/o's: 17
• Ram Memory Size: 256Byte
• Cpu Speed: 10MHz
• No. Of Timers: 4
• No. Of: RoHS Compliant
• Core Size: 8bit
• Program Memory Size: 4KB
• Oscillator Type: External, Internal

FlashVerify:
;---------------------------------------------------------------------
;END (abnormal termination processing); Perform processing to shift to
;---------------------------------------------------------------------
StatusError:
;---------------------------------------------------------------------
;END (normal termination processing)
;---------------------------------------------------------------------
StatusNormal:
normal mode in order to return to normal processing
; Setting internal verify command
MOVW
MOV
MOV
MOV
MOV
MOV
MOV
MOV
MOV
MOV
CALL
; Execution of internal verify command
MOV
MOV
HALT
MOV
CMP
BNZ
CALL
BR
HL,#WriteAdr
FLCMD,#02H
A,H
FLAPH,A
A,L
FLAPL,A
A,D
FLAPHC,A
A,E
FLAPLC,A
!ModeOn
PFS,#00H
WDTE,#0ACH
A,PFS
A,#00H
$StatusError
!ModeOff
StatusNormal
; Sets verify address
; Sets flash control command (internal verify 2)
; Sets verify start address
; Sets verify start address
; Sets verify end address
; Sets verify end address
; Shift to self programming mode
; Clears flash status register
; Clears & restarts WDT
; Self programming is started
; Checks internal verify error
; Performs abnormal termination processing when an error occurs
; Shift to normal mode
CHAPTER 18 FLASH MEMORY
User’s Manual U16898EJ5V0UD
321