HD6417705F133BV Renesas Electronics America, HD6417705F133BV Datasheet - Page 428
HD6417705F133BV
Manufacturer Part Number
HD6417705F133BV
Description
MPU 3V 0K PB-FREE 208 FP
Manufacturer
Renesas Electronics America
Series
SuperH® SH7700r
Datasheet
1.HD6417705F133BV.pdf
(741 pages)
Specifications of HD6417705F133BV
Core Processor
SH-3
Core Size
32-Bit
Speed
133MHz
Connectivity
EBI/EMI, FIFO, IrDA, SCI, USB
Peripherals
DMA, POR, PWM, WDT
Number Of I /o
105
Program Memory Type
ROMless
Ram Size
32K x 8
Voltage - Supply (vcc/vdd)
1.4 V ~ 1.6 V
Data Converters
A/D 4x10b
Oscillator Type
Internal
Operating Temperature
-20°C ~ 75°C
Package / Case
208-LQFP
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Eeprom Size
-
Program Memory Size
-
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16.3.1
SCRSR is the register used to receive serial data.
The SCIF sets serial data input from the RxD pin in SCRSR in the order received, starting with the
LSB (bit 0), and converts it to parallel data. When one byte of data has been received, it is
transferred to the receive FIFO data register, SCFRDR, automatically.
SCRSR cannot be directly read or written to by the CPU.
16.3.2
SCFRDR is a 64-stage 8-bit FIFO register that stores received serial data.
When the SCIF has received one byte of serial data, it transfers the received data from SCRSR to
SCFRDR where it is stored, and completes the receive operation. SCRSR is then enabled for
reception, and consecutive receive operations can be performed until the receive FIFO data
register is full (64 data bytes).
SCFRDR is a read-only register, and cannot be written to by the CPU.
If a read is performed when there is no receive data in the receive FIFO data register, an undefined
value will be returned. When the receive FIFO data register is full of receive data, subsequent
serial data is lost.
16.3.3
SCTSR is the register used to transmit serial data.
To perform serial data transmission, the SCIF first transfers transmit data from SCFTDR to
SCTSR, then sends the data sequentially to the TxD pin starting with the LSB (bit 0).
When transmission of one byte is completed, the next transmit data is transferred from SCFTDR
to SCTSR, and transmission is started automatically.
SCTSR cannot be directly read or written to by the CPU.
Rev. 2.00, 09/03, page 380 of 690
Bit
7 to 0
Receive Shift Register (SCRSR)
Receive FIFO Data Register (SCFRDR)
Transmit Shift Register (SCTSR)
Bit Name
SCFRD7 to
SCFRD0
Initial Value
Undefined
R/W
R
Description
Serial Receive Data FIFO
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