DF2148RTE20IV Renesas Electronics America, DF2148RTE20IV Datasheet - Page 95
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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2.5
The CPU can process 1-bit, 4-bit (BCD), 8-bit (byte), 16-bit (word), and 32-bit (longword) data.
Bit-manipulation instructions operate on 1-bit data by accessing bit n (n = 0, 1, 2, …, 7) of byte
operand data. The DAA and DAS decimal-adjust instructions treat byte data as two digits of 4-bit
BCD data.
2.5.1
Figure 2.10 shows the data formats in general registers.
Data Type
1-bit data
1-bit data
4-bit BCD data
4-bit BCD data
Byte data
Byte data
Data Formats
General Register Data Formats
Figure 2.10 General Register Data Formats
General Register
RnH
RnL
RnH
RnL
RnH
RnL
Data Format
MSB
7
7
7
Upper digit Lower digit
7 6 5 4 3 2 1 0
Don’t care
Don’t care
Don’t care
Rev. 4.00 Sep 27, 2006 page 49 of 1130
4 3
LSB
0
0
0
MSB
7
7
7
Upper digit Lower digit
7 6 5 4 3 2 1 0
Don’t care
Don’t care
Don’t care
REJ09B0327-0400
4 3
Section 2 CPU
LSB
0
0
0
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