HD6417144F50V Renesas Electronics America, HD6417144F50V Datasheet - Page 727
HD6417144F50V
Manufacturer Part Number
HD6417144F50V
Description
IC SUPERH MCU ROMLESS 112QFP
Manufacturer
Renesas Electronics America
Series
SuperH® SH7144r
Datasheet
1.HD64F7144F50V.pdf
(932 pages)
Specifications of HD6417144F50V
Core Processor
SH-2
Core Size
32-Bit
Speed
50MHz
Connectivity
EBI/EMI, I²C, SCI
Peripherals
DMA, POR, PWM, WDT
Number Of I /o
74
Program Memory Type
ROMless
Ram Size
8K x 8
Voltage - Supply (vcc/vdd)
3 V ~ 3.6 V
Data Converters
A/D 8x10b
Oscillator Type
Internal
Operating Temperature
-20°C ~ 75°C
Package / Case
112-QFP
For Use With
HS0005KCU11H - EMULATOR E10A-USB H8S(X),SH2(A)EDK7145 - DEV EVALUATION KIT SH7145
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Eeprom Size
-
Program Memory Size
-
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
HD6417144F50V
Manufacturer:
Renesas Electronics America
Quantity:
10 000
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19.9.2
Software protection can be implemented against programming/erasing of all flash memory blocks
by clearing the SWE bit in FLMCR1. When software protection is in effect, setting the P or E bit
in FLMCR1 does not cause a transition to program mode or erase mode. By setting the erase block
register 1 (EBR1), erase protection can be set for individual blocks. When EBR1 is set to H'00,
erase protection is set for all blocks.
19.9.3
In error protection, an error is detected when CPU 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 forcibly aborted. Aborting the program/erase
operation prevents damage to the flash memory due to overprogramming or overerasing.
When the following errors are detected during programming/erasing of flash memory, the FLER
bit in FLMCR2 is set to 1, and the error protection state is entered.
• When the flash memory is read during programming/erasing (including vector read and
• Immediately after exception handling (excluding a reset) during programming/erasing
• When a SLEEP instruction is executed during programming/erasing
The FLMCR1, FLMCR2, EBR1, and EBR2 settings are retained, however program mode or erase
mode is forcibly aborted at the point when the error is detected. Program mode or erase mode
cannot be re-entered by re-setting the P1 or E1 bit. However, PV and EV bit settings are retained,
Item
SWE bit protect
Block protect
Emulation protect When the RAMS bit in RAMER is set to 1, all
instruction fetch)
Software Protection
Error Protection
Description
When the SWE bit in FLMCR1 is cleared to 0,
all blocks are program/erase-protected. (This
setting should be carried out in on-chip RAM or
external memory.)
By setting the erase block register 1 (EBR1) and
the erase block register 2 (EBR2), erase
protection can be set for individual blocks.
When both EBR1 and EBR2 are set to H'00,
erase protection is set for all blocks.
blocks are program/erase-protected.
Rev.4.00 Mar. 27, 2008 Page 681 of 882
19. Flash Memory (F-ZTAT Version)
Program
Yes
—
Yes
Protect Function
REJ09B0108-0400
Erase
Yes
Yes
Yes
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