DF2317VTE25 Renesas Electronics America, DF2317VTE25 Datasheet - Page 471
DF2317VTE25
Manufacturer Part Number
DF2317VTE25
Description
MCU 3V 128K 100-TQFP
Manufacturer
Renesas Electronics America
Series
H8® H8S/2300r
Datasheet
1.D12312SVTE25V.pdf
(1146 pages)
Specifications of DF2317VTE25
Core Processor
H8S/2000
Core Size
16-Bit
Speed
25MHz
Connectivity
SCI, SmartCard
Peripherals
POR, PWM, WDT
Number Of I /o
79
Program Memory Size
128KB (128K x 8)
Program Memory Type
FLASH
Ram Size
8K x 8
Voltage - Supply (vcc/vdd)
2.7 V ~ 3.6 V
Data Converters
A/D 8x10b; D/A 2x8b
Oscillator Type
Internal
Operating Temperature
-20°C ~ 75°C
Package / Case
100-TQFP, 100-VQFP
Lead Free Status / RoHS Status
Contains lead / RoHS non-compliant
Eeprom Size
-
Other names
HD64F2317VTE25
HD64F2317VTE25
HD64F2317VTE25
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12.2.3
TSR is a register used to transmit serial data.
To perform serial data transmission, the SCI first transfers transmit data from TDR to TSR, then
sends the data to the TxD pin starting with the LSB (bit 0).
When transmission of one byte is completed, the next transmit data is transferred from TDR to
TSR, and transmission started, automatically. However, data transfer from TDR to TSR is not
performed if the TDRE bit in SSR is set to 1.
TSR cannot be directly read or written to by the CPU.
12.2.4
TDR is an 8-bit register that stores data for serial transmission.
When the SCI detects that TSR is empty, it transfers the transmit data written in TDR to TSR and
starts serial transmission. Continuous serial transmission can be carried out by writing the next
transmit data to TDR during serial transmission of the data in TSR.
TDR can be read or written to by the CPU at all times.
TDR is initialized to H'FF by a reset, and in standby mode or module stop mode.
Bit
Initial value :
R/W
Bit
R/W
Transmit Shift Register (TSR)
Transmit Data Register (TDR)
:
:
:
:
R/W
—
7
1
7
R/W
—
6
6
1
R/W
—
5
5
1
Section 12 Serial Communication Interface (SCI)
R/W
—
4
4
1
Rev.7.00 Feb. 14, 2007 page 437 of 1108
R/W
—
3
3
1
R/W
—
2
2
1
REJ09B0089-0700
R/W
—
1
1
1
R/W
—
0
0
1
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