HD64F3687GFPV Renesas Electronics America, HD64F3687GFPV Datasheet - Page 135
![IC H8 MCU FLASH 56K 64LQFP](/photos/12/19/121969/hd64f3687gfpv_sml.jpg)
HD64F3687GFPV
Manufacturer Part Number
HD64F3687GFPV
Description
IC H8 MCU FLASH 56K 64LQFP
Manufacturer
Renesas Electronics America
Series
H8® H8/300H Tinyr
Specifications of HD64F3687GFPV
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-LQFP
Package
64LQFP
Family Name
H8
Maximum Speed
20 MHz
Operating Supply Voltage
3.3|5 V
Data Bus Width
16|32 Bit
Number Of Programmable I/os
45
Interface Type
I2C/SCI
On-chip Adc
8-chx10-bit
Number Of Timers
3
For Use With
R0K436079S000BE - KIT DEV FOR H8/36079 W/COMPILER
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Eeprom Size
-
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
HD64F3687GFPV
Manufacturer:
Renesas Electronics America
Quantity:
10 000
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8. The maximum number of repetitions of the program/program-verify sequence of the same bit
is 1,000.
Notes: * The RTS instruction must not be used during the following 1. and 2. periods.
Wait (Wait time=programming time)
Write pulse application subroutine
1. A period between 128-byte data programming to flash memory and the P bit clearing
2. A period between dummy writing of H'FF to a verify address and verify data reading
Clear PSU bit in FLMCR1
Set PSU bit in FLMCR1
Clear P bit in FLMCR1
Set P bit in FLMCR1
Apply Write Pulse
WDT enable
Disable WDT
Wait 50 s
Wait 5 s
Wait 5 s
End Sub
Figure 7.3 Program/Program-Verify Flowchart
*
Increment address
Successively write 128-byte data from additional-
programming data area in RAM to flash memory
No
Additional-programming data computation
Store 128-byte program data in program
data area consecutively to flash memory
Write 128-byte data in RAM reprogram
H'FF dummy write to verify address
data area and reprogram data area
Clear SWE bit in FLMCR1
Set block start address as
Reprogram data computation
data verification completed?
Set SWE bit in FLMCR1
Clear PV bit in FLMCR1
Set PV bit in FLMCR1
Apply Write Pulse
End of programming
Apply
Read verify data
verify address
Yes
Yes
Wait 100 s
Verify data =
write data?
Wait 1 s
Wait 4 s
Wait 2 s
Wait 2 s
Yes
128-byte
START
n 6 ?
m= 0 ?
m= 0
n 6?
n= 1
Write pulse
Yes
Yes
Sub-Routine-Call
No
No
No
Rev.5.00 Nov. 02, 2005 Page 101 of 500
No
*
m = 1
Clear SWE bit in FLMCR1
Programming failure
Wait 100 s
n
1000 ?
No
Yes
n
REJ09B0027-0500
n + 1
Section 7 ROM
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