HD6417750RF240DV Renesas Electronics America, HD6417750RF240DV Datasheet - Page 804
HD6417750RF240DV
Manufacturer Part Number
HD6417750RF240DV
Description
MPU 3V 16K I-TEMP,PB-FREE 208-QF
Manufacturer
Renesas Electronics America
Series
SuperH® SH7750r
Datasheet
1.D6417750RBP240DV.pdf
(1164 pages)
Specifications of HD6417750RF240DV
Core Processor
SH-4
Core Size
32-Bit
Speed
240MHz
Connectivity
EBI/EMI, FIFO, SCI, SmartCard
Peripherals
DMA, POR, WDT
Number Of I /o
28
Program Memory Type
ROMless
Ram Size
48K x 8
Voltage - Supply (vcc/vdd)
1.4 V ~ 1.6 V
Oscillator Type
External
Operating Temperature
-40°C ~ 85°C
Package / Case
208-QFP
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Eeprom Size
-
Program Memory Size
-
Data Converters
-
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Quantity
Price
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HD6417750RF240DV
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HITACHI
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Section 15 Serial Communication Interface (SCI)
Table 15.12 SCI Interrupt Sources
Interrupt
Source
ERI
RXI
TXI
TEI
See section 5, Exceptions, for the priority order and relation to non-SCI interrupts.
15.5
The following points should be noted when using the SCI.
SCTDR1 Writing and the TDRE Flag: The TDRE flag in SCSSR1 is a status flag that indicates
that transmit data has been transferred from SCTDR1 to SCTSR1. When the SCI transfers data
from SCTDR1 to SCTSR1, the TDRE flag is set to 1.
Data can be written to SCTDR1 regardless of the state of the TDRE flag. However, if new data is
written to SCTDR1 when the TDRE flag is cleared to 0, the data stored in SCTDR1 will be lost
since it has not yet been transferred to SCTSR1. It is therefore essential to check that the TDRE
flag is set to 1 before writing transmit data to SCTDR1.
Simultaneous Multiple Receive Errors: If a number of receive errors occur at the same time, the
state of the status flags in SCSSR1 is as shown in table 15.13. If there is an overrun error, data is
not transferred from SCRSR1 to SCRDR1, and the receive data is lost.
Rev.7.00 Oct. 10, 2008 Page 718 of 1074
REJ09B0366-0700
Usage Notes
Description
Receive error (ORER, FER, or PER)
Receive data register full (RDRF)
Transmit data register empty (TDRE)
Transmit end (TEND)
DMAC
Activation
Not possible High
Possible
Possible
Not possible Low
Priority on
Reset Release
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