HD64F7051SFJ20V Renesas Electronics America, HD64F7051SFJ20V Datasheet - Page 399
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
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Quantity
Price
Company:
Part Number:
HD64F7051SFJ20V
Manufacturer:
RENESAS
Quantity:
101
Part Number:
HD64F7051SFJ20V
Manufacturer:
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Bits 1 and 0—Clock Select 1 and 0 (CKS1 and CKS0): These bits select the internal clock
source of the on-chip baud rate generator. Four clock sources are available; , /4, /16, or /64.
For further information on the clock source, bit rate register settings, and baud rate, see section
13.2.8, Bit Rate Register.
13.2.6
The serial control register (SCR) operates the SCI transmitter/receiver, selects the serial clock
output in the asynchronous mode, enables/disables interrupt requests, and selects the
transmit/receive clock source. The CPU can always read and write the SCR. The SCR is initialized
to H'00 by a power-on reset, in hardware standby mode and software standby mode. Manual reset
does not initialize SCR.
Bit 7—Transmit Interrupt Enable (TIE): Enables or disables the transmit-data-empty interrupt
(TxI) requested when the transmit data register empty bit (TDRE) in the serial status register
(SSR) is set to 1 by transfer of serial transmit data from the TDR to the TSR.
Bit 1: CKS1
0
1
Bit 7: TIE
0
1
Initial value:
Serial Control Register (SCR)
R/W:
Bit:
Bit 0: CKS0
0
1
0
1
R/W
TIE
7
0
Description
Transmit-data-empty interrupt request (TxI) is disabled (initial value).
The TxI interrupt request can be cleared by reading TDRE after it has
been set to 1, then clearing TDRE to 0, or by clearing TIE to 0.
Transmit-data-empty interrupt request (TxI) is enabled
R/W
RIE
6
0
Description
/4
/16
/64
(initial value)
R/W
TE
5
0
Section 13 Serial Communication Interface (SCI)
R/W
RE
4
0
Rev. 5.00 Jan 06, 2006 page 377 of 818
MPIE
R/W
3
0
TEIE
R/W
2
0
REJ09B0273-0500
CKE1
R/W
1
0
CKE0
R/W
0
0
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