DF2148RTE20IV Renesas Electronics America, DF2148RTE20IV Datasheet - Page 1064
![MCU 5V 128K I-TEMP,PB-FREE, 100-](/photos/28/61/286108/100-tqfp_sml.jpg)
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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Appendix B Internal I/O Registers
DTCER—DTC Enable Register
DTVECR—DTC Vector Register
Rev. 4.00 Sep 27, 2006 page 1018 of 1130
REJ09B0327-0400
Bit
Initial value
Read/Write
Bit
Initial value
Read/Write
Note: *
A value of 1 can always be written to the SWDTE bit, but 0 can only be written
after 1 is read.
SWDTE
DTCE7
R/(W) *
R/W
DTC activation enable
DTC software activation enable
7
0
7
0
0
1
0
1
DTC activation by interrupt is disabled
[Clearing conditions]
• When data transfer ends with the DISEL bit set to 1
• When the specified number of transfers end
DTC activation by interrupt is enabled
[Holding condition]
When the DISEL bit is 0 and the specified number of transfers
have not ended
DTC software activation is disabled
[Clearing condition]
When the DISEL bit is 0 and the specified number of transfers have
not ended
DTC software activation is enabled
[Holding conditions]
• When data transfer ends with the DISEL bit set to 1
• When the specified number of transfers end
• During software-activated deta transfer
DTVEC6
DTCE6
R/W
R/W
6
0
6
0
DTVEC5
DTCE5
R/W
R/W
5
0
5
0
DTVEC4
DTCE4
Sets vector number for DTC software activation
R/W
R/W
4
0
4
0
H'FEF3
H'FEEE to H'FEF2
DTVEC3
DTCE3
R/W
R/W
3
0
3
0
DTVEC2
DTCE2
R/W
R/W
2
0
2
0
DTVEC1
DTCE1
R/W
R/W
1
0
1
0
DTVEC0
DTCE0
R/W
R/W
0
0
0
0
DTC
DTC
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