UPD78F9502MA-CAC-A NEC, UPD78F9502MA-CAC-A Datasheet - Page 156
UPD78F9502MA-CAC-A
Manufacturer Part Number
UPD78F9502MA-CAC-A
Description
8BIT MCU, 4K FLASH, 128B RAM, SMD
Manufacturer
NEC
Datasheet
1.UPD78F9502MA-CAC-A.pdf
(229 pages)
Specifications of UPD78F9502MA-CAC-A
Controller Family/series
UPD78F
No. Of I/o's
8
Ram Memory Size
128Byte
Cpu Speed
10MHz
No. Of Timers
2
No. Of Pwm
RoHS Compliant
Core Size
8bit
Program Memory Size
4KB
Oscillator Type
External, Internal
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An example of the program that shifts the mode to self programming mode is shown below.
;----------------------------
;START
;----------------------------
ModeOnLoop:
;----------------------------
;END
;----------------------------
MOV
MOV
DI
MOV
MOV
MOV
MOV
MOV
NOP
HALT
BT PFS.0,$ModeOnLoop
MK0,#11111111B
FLCMD,#00H
PFS,#00H
PFCMD,#0A5H
FLPMC,#01H
FLPMC,#0FEH
FLPMC,#01H
Preliminary User’s Manual U18681EJ1V0UD
CHAPTER 14 FLASH MEMORY
; Masks all interrupts
; Clear FLCMD register
; Configure settings so that the CPU clock
; Clears flash status register
; PFCMD register control
; FLPMC register control (sets value)
; FLPMC register control (inverts set value)
; Sets self programming mode with FLPMC register
; control (sets value)
; Checks completion of write to specific registers
; Repeats the same processing when an error occurs.
1 MHz
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