HD64F3048VTF8 Renesas Electronics America, HD64F3048VTF8 Datasheet - Page 639

• Manufacturer Part Number: HD64F3048VTF8
• Description: IC H8 MCU FLASH 128K 100-QFP
• Manufacturer: Renesas Electronics America
• Series: H8® H8/300Hr

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

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))