HD64F7051SFJ20V Renesas Electronics America, HD64F7051SFJ20V Datasheet - Page 289
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
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10.2.10 Down-Count Start Register (DSTR)
The down-count start register (DSTR) is an 8-bit register. The ATU has one DSTR register in
channel 10.
Note:
DSTR is an 8-bit readable/writable register that starts and stops the channel 10 down-counter
(DCNT).
When the one-shot pulse function is used, a value of 1 can be set in a DST10 bit at any time by the
user program. The DST10 bits are cleared to 0 automatically when the DCNT value underflows.
When the offset one-shot pulse function is used, a DST10 bit is automatically set to 1 when a
compare-match occurs between the channel 1 or 2 free-running counter (TCNT) and a general
register (GR) while the corresponding timer connection register (TCNR) bit is set to 1. The bit is
automatically cleared to 0 when the DCNT value underflows. A value of 1 can be set in a DST10
bit at any time by the user program.
DSTR is initialized to H'00 by a power-on reset, and in hardware standby mode and software
standby mode.
For details, see sections 10.3.5, One-Shot Pulse Function, and 10.3.6, Offset One-Shot Pulse
Function.
Initial value:
* Only 1 can be written.
R/W:
Bit:
DST10H DST10G DST10F DST10E DST10D DST10C DST10B DST10A
R/W *
7
0
R/W *
6
0
R/W *
5
0
R/W *
4
0
Rev. 5.00 Jan 06, 2006 page 267 of 818
Section 10 Advanced Timer Unit (ATU)
R/W *
3
0
R/W *
2
0
REJ09B0273-0500
R/W *
1
0
R/W *
0
0
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