HD64F3687GH Renesas Electronics America, HD64F3687GH Datasheet - Page 138

• Manufacturer Part Number: HD64F3687GH
• Description: IC H8 MCU FLASH 56K 64-QFP
• Manufacturer: Renesas Electronics America
• Series: H8® H8/300H Tinyr

Specifications of HD64F3687GH

• Core Processor: H8/300H
• Core Size: 16-Bit
• Speed: 20MHz
• Connectivity: I²C, SCI
• Peripherals: LVD, POR, PWM, WDT
• Number Of I /o: 45
• Program Memory Size: 56KB (56K x 8)
• Program Memory Type: FLASH
• Ram Size: 4K x 8
• Voltage - Supply (vcc/vdd): 3 V ~ 5.5 V
• Data Converters: A/D 8x10b
• Oscillator Type: Internal
• Operating Temperature: -20°C ~ 75°C
• Package / Case: 64-QFP
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Eeprom Size: -

Section 7 ROM
Rev.5.00 Nov. 02, 2005 Page 104 of 500
REJ09B0027-0500
Note: *The RTS instruction must not be used during a period between dummy writing of H'FF to a verify address and verify data reading.
Increment address
Figure 7.4 Erase/Erase-Verify Flowchart
No
No
Set block start address as verify address
H'FF dummy write to verify address
All erase block erased ?
Last address of block ?
Verify data + all 1s ?
Read verify data
End of erasing
ESU bit
Disable WDT
SWE bit
Enable WDT
SWE bit
ESU bit
Wait 100 s
Wait 100 s
Wait 10 ms
Erase start
EV bit
EV bit
Wait 10 s
Wait 20 s
Set EBR1
Wait 1 s
E bit
E bit
Wait 2 s
Wait 4 s
n
10 s
Yes
Yes
1
1
0
1
0
10
1
Yes
Yes
1
0
No
*
SWE bit
Erase failure
Wait 100 s
EV bit
Wait 4 s
n 100 ?
No
0
0
Yes
n
n + 1