UPD78F9234MC-5A4-A Renesas Electronics America, UPD78F9234MC-5A4-A Datasheet - Page 319

• Manufacturer Part Number: UPD78F9234MC-5A4-A
• Description: MCU 8BIT 8KB FLASH 30PIN
• Manufacturer: Renesas Electronics America
• Series: 78K0S/Kx1+r

Specifications of UPD78F9234MC-5A4-A

• Core Processor: 78K0S
• Core Size: 8-Bit
• Speed: 10MHz
• Connectivity: LIN, UART/USART
• Peripherals: LVD, POR, PWM, WDT
• Number Of I /o: 24
• Program Memory Size: 8KB (8K 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: -

FlashVerify:
ModeOffLoop:
;---------------------------------------------------------------------
;END (abnormal termination processing); Perform processing to shift to
normal mode in order to return to normal processing
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
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
; 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 19 FLASH MEMORY
; Restores interrupt mask flag
; 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
User’s Manual U17446EJ5V0UD
317