HD64F3437TFI16V Renesas Electronics America, HD64F3437TFI16V Datasheet - Page 435

• Manufacturer Part Number: HD64F3437TFI16V
• Description: MCU FLASH 60K 100-TQFP
• Manufacturer: Renesas Electronics America

Specifications of HD64F3437TFI16V

• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

;
ERASES:
ERASE:
LOOPE:
; Execute erase-verify
LOOPEV:
EVR2:
LOOPDW:
RERASE:
BRER:
OKEND:
ABEND2:
Execute erase
MOV.W
MOV.W
ADDS
MOV.W
MOV.W
MOV.W
BSET
NOP
NOP
NOP
NOP
SUBS
MOV.W
BNE
BCLR
MOV.W
MOV.W
MOV.W
MOV.B
BSET
DEC
BNE
MOV.B
MOV.B
MOV.B
DEC
BNE
MOV.B
CMP.B
BNE
CMP.W
BNE
BRA
BCLR
SUBS
MOV.W
CMP.W
BNE
BRA
BCLR
MOV.B
One block erased
Erase error
MOV.B
#H'0000,
#H'd,
#1,
#H'e,
R4,
R5,
#1,
#1,
R4,
LOOPE
#1,
#H'A500,
R4,
R0,
#H'b,
#3,
R4H
LOOPEV
#H'FF,
R1H,
#H'c,
R4H
LOOPDW
@R3+,
#H'FF,
RERASE
R2,
EVR2
OKEND
#3,
#1,
#H'0BB8,
R4,
ERASE
ABEND2
#3,
R6L,
#H'00,
R1H
R6
R5
R6
R4
@TCSR
R4
@FLMCR:8
R4
R4
@FLMCR:8
R4
@TCSR
R3
R4H
@FLMCR:8
R1H
@R3
R4H
R1H
R3
@FLMCR:8
R3
R4
R6
@FLMCR:8
@EBR*:8
R6L
; Erase-verify fail counter
; Set erase loop count
; Erase-verify fail counter + 1
;
; Start watchdog timer
; Set erase loop counter
;
;
; Wait loop
;
; Stop watchdog timer
; Top address of block to be erased
; Set erase-verify loop counter
;
; Wait loop
;
; Dummy write
; Set erase-verify loop counter
;
; Wait loop
; Read
; Read data = H'FF?
; If read data
; Last address of block?
; Erase-verify address – 1
;
; Erase-verify executed 3000 times?
; If erase-verify not executed 3000 times, erase again
; If erase-verify executed 3000 times, branch to ABEND2
;
; Clear EBR*
;
;
;
;
;
Set E bit
Clear E bit
Set EV bit
Clear EV bit
Clear EV bit
H'FF, branch to RERASE
R3
R6
403