UPD78F9200MA-CAC-A Renesas Electronics America, UPD78F9200MA-CAC-A Datasheet - Page 278
UPD78F9200MA-CAC-A
Manufacturer Part Number
UPD78F9200MA-CAC-A
Description
MCU 8BIT 1KB FLASH 128B RAM
Manufacturer
Renesas Electronics America
Series
78K0S/Kx1+r
Datasheet
1.UPD78F9200MA-CAC-A.pdf
(342 pages)
Specifications of UPD78F9200MA-CAC-A
Package / Case
*
Voltage - Supply (vcc/vdd)
2 V ~ 5.5 V
Operating Temperature
-40°C ~ 85°C
Speed
10MHz
Number Of I /o
7
Core Processor
78K0S
Program Memory Type
FLASH
Ram Size
128 x 8
Program Memory Size
1KB (1K x 8)
Data Converters
A/D 4x10b
Oscillator Type
Internal
Peripherals
LVD, POR, PWM, WDT
Core Size
8-Bit
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Eeprom Size
-
Connectivity
-
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Part Number:
UPD78F9200MA-CAC-A
Manufacturer:
NEC
Quantity:
20 000
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An example of a program when the interrupt-disabled time (from write to internal verify) should be minimized in self
programming mode is shown below.
;---------------------------------------------------------------------
;START
;---------------------------------------------------------------------
FlashWrite:
FlashWriteLoop:
; Sets write command
MOVW
MOVW
MOV
MOV
MOV
MOV
MOV
MOV
MOV
CALL
; Execution of write command
MOV
MOV
HALT
MOV
CMP
BNZ
CALL
MOV
EI
; Judgment of writing all data
INCW
MOVW
CMPW
BNC
INCW
BR
; Setting internal verify command
HL,#DataAdrTop ; Sets address at which data to be written is located
DE,#WriteAdr
FLCMD,#05H
A,D
FLAPH,A
A,E
FLAPL,A
A,[HL]
FLW,A
!ModeOn
PFS,#00H
WDTE,#0ACH
A,PFS
A,#00H
$StatusError
!ModeOff
MK0,#INT_MK0
HL
AX,HL
AX,#DataAdrBtm ; Performs internal verify processing
$FlashVerify
DE
FlashWriteLoop
; Sets address at which data is to be written
; Sets flash control command (byte write)
; Sets address at which data is to be written
; Sets address at which data is to be written
; Sets data to be written
; Shift to self programming mode
; Clears flash status register
; Clears & restarts WDT
; Self programming is started
; Checks write error
; Performs abnormal termination processing when an error
; occurs.
; Shift to normal mode
; Restores interrupt mask flag
; Address at which data to be written is located + 1
; if write of all data is completed
; Address at which data is to be written + 1
CHAPTER 16 FLASH MEMORY
User’s Manual U18172EJ3V0UD
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