DF2148RTE20IV Renesas Electronics America, DF2148RTE20IV Datasheet - Page 487
DF2148RTE20IV
Manufacturer Part Number
DF2148RTE20IV
Description
MCU 5V 128K I-TEMP,PB-FREE, 100-
Manufacturer
Renesas Electronics America
Series
H8® H8S/2100r
Specifications of DF2148RTE20IV
Core Processor
H8S/2000
Core Size
16-Bit
Speed
20MHz
Connectivity
Host Interface, I²C, IrDA, SCI
Peripherals
POR, PWM, WDT
Number Of I /o
74
Program Memory Size
128KB (128K x 8)
Program Memory Type
FLASH
Ram Size
4K x 8
Voltage - Supply (vcc/vdd)
4 V ~ 5.5 V
Data Converters
A/D 8x10b; D/A 2x8b
Oscillator Type
Internal
Operating Temperature
-40°C ~ 85°C
Package / Case
100-TQFP, 100-VQFP
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Eeprom Size
-
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15.2.8
BRR is an 8-bit register that sets the serial transfer bit rate in accordance with the baud rate
generator operating clock selected by bits CKS1 and CKS0 in SMR.
BRR can be read or written to by the CPU at all times.
BRR is initialized to H'FF by a reset, and in standby mode, watch mode, subactive mode, subsleep
mode, and module stop mode.
As baud rate generator control is performed independently for each channel, different values can
be set for each channel.
Table 15.3 shows sample BRR settings in asynchronous mode, and table 15.4 shows sample BRR
settings in synchronous mode.
Bit
Initial value
Read/Write
Bit Rate Register (BRR)
R/W
7
1
R/W
6
1
R/W
5
1
Section 15 Serial Communication Interface (SCI, IrDA)
R/W
4
1
Rev. 4.00 Sep 27, 2006 page 441 of 1130
R/W
3
1
R/W
2
1
R/W
REJ09B0327-0400
1
1
R/W
0
1
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