UPD78F9222MC-5A4-A Renesas Electronics America, UPD78F9222MC-5A4-A Datasheet - Page 314
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UPD78F9222MC-5A4-A
Manufacturer Part Number
UPD78F9222MC-5A4-A
Description
MCU 8BIT 4KB FLASH 20PIN
Manufacturer
Renesas Electronics America
Series
78K0S/Kx1+r
Datasheet
1.UPD78F9221MC-5A4-A.pdf
(418 pages)
Specifications of UPD78F9222MC-5A4-A
Core Processor
78K0S
Core Size
8-Bit
Speed
10MHz
Connectivity
LIN, UART/USART
Peripherals
LVD, POR, PWM, WDT
Number Of I /o
15
Program Memory Size
4KB (4K x 8)
Program Memory Type
FLASH
Ram Size
256 x 8
Voltage - Supply (vcc/vdd)
2 V ~ 5.5 V
Data Converters
A/D 4x10b
Oscillator Type
Internal
Operating Temperature
-40°C ~ 85°C
Package / Case
*
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Eeprom Size
-
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
UPD78F9222MC-5A4-A
Manufacturer:
FSC
Quantity:
340
Part Number:
UPD78F9222MC-5A4-A
Manufacturer:
NEC
Quantity:
20 000
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312
ModeOffLoop:
;---------------------------------------------------------------------
;END (abnormal termination processing); Perform processing to shift to
;---------------------------------------------------------------------
StatusError:
;---------------------------------------------------------------------
;END (normal termination processing)
;---------------------------------------------------------------------
StatusNormal:
normal mode in order to return to normal processing
MOV
MOV
MOV
HALT
MOV
CMP
BNZ
MOV
MOV
MOV
MOV
MOV
MOV
BT
MOV
MOV
EI
BR
FLAPHC,#07H
FLAPLC,#0FFH
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
; Sets blank check block compare number (same value as of
; FLAPH)
; Fixes FLAPLC to “FFH”
; Clears & restarts WDT
; Self programming is started
; Checks blank check 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 U16898EJ6V0UD
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