UPD78F9222MC(T)-5A4-A NEC, UPD78F9222MC(T)-5A4-A Datasheet - Page 311
UPD78F9222MC(T)-5A4-A
Manufacturer Part Number
UPD78F9222MC(T)-5A4-A
Description
8BIT MCU, 4K FLASH, 256B RAM, 78F9222
Manufacturer
NEC
Datasheet
1.UPD78F9222MCT-5A4-A.pdf
(414 pages)
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
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
UPD78F9222MC(T)-5A4-A
Manufacturer:
NEC
Quantity:
1 000
Company:
Part Number:
UPD78F9222MC(T)-5A4-A
Manufacturer:
NEC/PBF
Quantity:
6 640
Part Number:
UPD78F9222MC(T)-5A4-A
Manufacturer:
RENESAS/瑞萨
Quantity:
20 000
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FlashVerify:
ModeOffLoop:
CMPW
BNC
INCW
BR
MOVW
MOV
MOV
MOV
MOV
MOV
MOV
MOV
MOV
MOV
MOV
HALT
MOV
CMP
BNZ
MOV
MOV
MOV
MOV
MOV
MOV
BT
MOV
MOV
EI
BR
AX,#DataAdrBtm
$FlashVerify
DE
FlashWriteLoop
HL,#WriteAdr
FLCMD,#02H
A,H
FLAPH,A
A,L
FLAPL,A
A,D
FLAPHC,A
A,E
FLAPLC,A
WDTE,#0ACH
A,PFS
A,#00H
$StatusError
FLCMD,#00H
PFS,#00H
PFCMD,#0A5H
FLPMC,#00H
FLPMC,#0FFH
FLPMC,#00H
PFS.0,$ModeOffLoop ; Checks completion of write to specific registers
MK0,#INT_MK0
MK1,#INT_MK1
StatusNormal
; Performs internal verify processing
; if write of all data is completed
; Address at which data is to be written + 1
; 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
; Clears & restarts WDT
; Self programming is started
; Checks internal verify error
; Performs abnormal termination processing when an error
; occurs.
; Clears FLCMD register
; Clears flash status register
; PFCMD register control
; FLPMC register control (sets value)
; FLPMC register control (inverts set value)
; Sets normal mode via FLPMC register control (sets value)
CHAPTER 18 FLASH MEMORY
; Repeats the same processing when an error occurs
; Restore the CPU clock to its setting before the self
; programming, after normal completion of the specific
; sequence
; Restores interrupt mask flag
User’s Manual U16898EJ5V0UD
311
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