DF2345TE20 Renesas Electronics America, DF2345TE20 Datasheet - Page 610
DF2345TE20
Manufacturer Part Number
DF2345TE20
Description
MCU 5V 128K 100-TQFP
Manufacturer
Renesas Electronics America
Series
H8® H8S/2300r
Datasheet
1.DF2345TE20V.pdf
(929 pages)
Specifications of DF2345TE20
Core Processor
H8S/2000
Core Size
16-Bit
Speed
20MHz
Connectivity
SCI, SmartCard
Peripherals
POR, PWM, WDT
Number Of I /o
71
Program Memory Size
128KB (128K x 8)
Program Memory Type
FLASH
Ram Size
4K x 8
Voltage - Supply (vcc/vdd)
4.5 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
HD64F2345TE20
HD64F2345TE20
HD64F2345TE20
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
DF2345TE20V
Manufacturer:
Renesas
Quantity:
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Company:
Part Number:
DF2345TE20V
Manufacturer:
Renesas Electronics America
Quantity:
10 000
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Section 17 ROM
Rev. 4.00 Feb 15, 2006 page 584 of 900
REJ09B0291-0400
Notes: 1. Preprogramming (setting erase block data to all 0) is not necessary.
2. The values of x, y, z, , , , , , and N are shown in section 20.1.6, Flash Memory Characteristics.
3. Verify data is read in 16-bit (word) units.
4. Set only one bit in EBR1or EBR2. More than one bit cannot be set.
5. Erasing is performed in block units. To erase a number of blocks, the individual blocks must be erased sequentially.
Figure 17.22 Erase/Erase-Verify Flowchart (Single-Block Erase)
Increment
address
NG
NG
Set block start address to verify address
H'FF dummy write to verify address
*5
Clear ESU bit in FLMCR2
Clear SWE bit in FLMCR1
Set SWE bit in FLMCR1
Set ESU bit in FLMCR2
Clear EV bit in FLMCR1
Clear E bit in FLMCR1
Set EV bit in FLMCR1
Last address of block?
Set E bit in FLMCR1
erasing of all erase
Verify data = all 1?
Set EBR1, EBR2
Read verify data
End of erasing
Disable WDT
Enable WDT
Wait (z) ms
Wait (x) s
Wait (y) s
Wait ( ) s
Wait ( ) s
Wait ( ) s
Wait ( ) s
Wait ( ) s
blocks?
End of
n = 1
Start
OK
OK
OK
*1
*2
NG
*2
*4
*2
Start of erase
*2
Halt erase
*2
*2
*2
*2
*3
Clear SWE bit in FLMCR1
Clear EV bit in FLMCR1
Erase failure
Wait ( ) s
n
N?
OK
*2
NG
*2
n
n + 1
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