HD64F7051SFJ20V Renesas Electronics America, HD64F7051SFJ20V Datasheet - Page 565
![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: 565 of 843
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18.4
The registers used to control the on-chip flash memory when enabled are shown in table 18.2.
Table 18.2 Flash Memory Registers
Notes: FLMCR1, FLMCR2, and EBR1 are 8-bit registers, and RAMER is a 16-bit register.
Register Name
Flash memory control
register 1
Flash memory control
register 2
RAM emulation register
Erase block register 1
Only byte accesses are valid for FLMCR1, FLMCR2, and EBR1, the access requiring 3
cycles. Three cycles are required for a byte or word access to RAMER, and 6 cycles for a
longword access.
When a longword write is performed on RAMER, 0 must always be written to the lower
word (address H'FFFF8630). Operation is not guaranteed if any other value is written.
1. In modes in which the on-chip flash memory is disabled, a read will return H'00, and
2. A read in a mode in which on-chip flash memory is disabled will return H'00.
3. When a high level is input to the FWE pin, the initial value is H'80.
4. When a low level is input to the FWE pin, or if a high level is input and the SWE bit in
Register Configuration
writes are invalid. Writes are also disabled when the FWE bit is set to 1 in FLMCR1.
FLMCR1 is not set, these registers are initialized to H'00.
Abbreviation
FLMCR1
FLMCR2
EBR1
RAMER
R/W *
R/W
R/W *
R *
R/W
2
1
1
Initial Value
H'00 *
H'00
H'00 *
H'0000
Rev. 5.00 Jan 06, 2006 page 543 of 818
3
4
Section 18 ROM (128 kB Version)
Address
H'FFFF8580
H'FFFF8581
H'FFFF8582
H'FFFF8628
REJ09B0273-0500
Access Size
8
8
8
8, 16, 32
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