HD64F7051SFJ20V Renesas Electronics America, HD64F7051SFJ20V Datasheet - Page 585
![MCU 5V 256K J-TEMP PB-FREE QFP-1](/photos/28/62/286212/168-bqfp_sml.jpg)
HD64F7051SFJ20V
Manufacturer Part Number
HD64F7051SFJ20V
Description
MCU 5V 256K J-TEMP PB-FREE QFP-1
Manufacturer
Renesas Electronics America
Series
SuperH® SH7050r
Datasheet
1.HD64F7050SFJ20V.pdf
(843 pages)
Specifications of HD64F7051SFJ20V
Core Processor
SH-2
Core Size
32-Bit
Speed
20MHz
Connectivity
EBI/EMI, SCI
Peripherals
DMA, WDT
Number Of I /o
102
Program Memory Size
256KB (256K x 8)
Program Memory Type
FLASH
Ram Size
10K x 8
Voltage - Supply (vcc/vdd)
4.5 V ~ 5.5 V
Data Converters
A/D 16x10b
Oscillator Type
Internal
Operating Temperature
-40°C ~ 85°C
Package / Case
168-QFP
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Eeprom Size
-
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
HD64F7051SFJ20V
Manufacturer:
RENESAS
Quantity:
101
Part Number:
HD64F7051SFJ20V
Manufacturer:
RENESAS/瑞萨
Quantity:
20 000
- Current page: 585 of 843
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18.8.3
In error protection, an error is detected when SH7050 runaway occurs during flash memory
programming/erasing, or operation is not performed in accordance with the program/erase
algorithm, and the program/erase operation is aborted. Aborting the program/erase operation
prevents damage to the flash memory due to overprogramming or overerasing.
If the SH7050 malfunctions during flash memory programming/erasing, the FLER bit is set to 1 in
FLMCR2 and the error protection state is entered. The FLMCR1 and EBR1 settings are retained,
but program mode or erase mode is aborted at the point at which the error occurred. Program
mode or erase mode cannot be re-entered by re-setting the P or E bit. However, PV and EV bit
setting is enabled, and a transition can be made to verify mode.
FLER bit setting conditions are as follows:
1. When flash memory is read during programming/erasing (including a vector read or instruction
2. Immediately after exception handling (excluding a reset) during programming/erasing
3. When a SLEEP instruction (including software standby) is executed during
4. When the bus is released during programming/erasing
Error protection is released only by a reset and in hardware standby mode.
Figure 18.9 shows the flash memory state transition diagram.
fetch)
programming/erasing
Error Protection
Rev. 5.00 Jan 06, 2006 page 563 of 818
Section 18 ROM (128 kB Version)
REJ09B0273-0500
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