HD64F3048VTF8 Renesas Electronics America, HD64F3048VTF8 Datasheet - Page 639
HD64F3048VTF8
Manufacturer Part Number
HD64F3048VTF8
Description
IC H8 MCU FLASH 128K 100-QFP
Manufacturer
Renesas Electronics America
Series
H8® H8/300Hr
Datasheet
1.HD64F3048F16.pdf
(907 pages)
Specifications of HD64F3048VTF8
Core Processor
H8/300H
Core Size
16-Bit
Speed
8MHz
Connectivity
SCI, SmartCard
Peripherals
DMA, PWM, WDT
Number Of I /o
70
Program Memory Size
128KB (128K x 8)
Program Memory Type
FLASH
Ram Size
4K x 8
Voltage - Supply (vcc/vdd)
2.7 V ~ 5.5 V
Data Converters
A/D 8x10b; D/A 2x8b
Oscillator Type
Internal
Operating Temperature
-20°C ~ 75°C
Package / Case
100-TQFP, 100-VQFP
Lead Free Status / RoHS Status
Contains lead / RoHS non-compliant
Eeprom Size
-
Other names
HD64F3048VX8
- Current page: 639 of 907
- Download datasheet (6Mb)
LOOPR1: DEC.W
LOOPR2: DEC.W
ABEND1
PWVFOK: CMP.L
;
ERASES: SUB.W
ERASE:
LOOPE:
Execute erase
MOV.B
BPL
MOV.B
MOV.W
MOV.W
MOV.W
BPL
MOV.B
BEQ
CMP.B
BEQ
SHLL.W
INC.B
BRA
BEQ
INC.L
BRA
MOV.L
MOV.W
CMP.W
BEQ
INC.W
MOV.W
MOV.W
MOV.W
MOV.B
MOV.B
PUSH.L
POP.L
R6H,
#1,
LOOPR1
R6L,
#A500,
R5,
#c ,
#1,
LOOPR2
@ER1,
PWVFOK
#05,
ABEND1
E4
R0H
PREWRS
ER2,
ERASES
#1,
PREWRN
R0,
#BLKSTR:32,ER3
#d,
#025A,
ABEND2
#1,
E4,
#f,
R5,
#42,
R5H,
ER5
ER5
Section 19 Flash Memory (H8/3048F: Dual Power Supply (V
@FLMCR:8 ;
R4
@FLMCR:8 ;
R5
@TCSR:16 ;
R5
R5
R5H
R0H
ER1
ER1
R0
E4
R0
R0
R4
R5
@TCSR:16 ;
R5H
@FLMCR:8 ;
;
;
;
;
;
;
;
;
;
;
;
;
;
;
;
;
;
;
; ER3: top address of block to be erased
;
;
;
;
;
;
;
Set P bit
Prewrite
Clear P bit
Stop watchdog timer
Set prewrite-verify loop counter
Wait
Read data = H'00?
If read data = H'00, branch to PWVFOK
Prewrite-verify executed 6 times?
If prewrite-verify executed 6 times, branch to
Double prewrite loop counter value
Prewrite-verify fail count + 1
Prewrite again
Last address?
Address + 1
If not last address, prewrite next address
R0: erase-verify fail count
Set initial erase loop counter value
R0 = H'025A? (erase-verify fail count = 603?)
If R0 = H'025A, branch to ABEND2
Erase-verify fail count + 1
Start watchdog timer
Set E bit
Rev. 7.00 Sep 21, 2005 page 613 of 878
R1
R0
REJ09B0259-0700
R0H
PP
= 12 V))
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