DF2148RTE20IV Renesas Electronics America, DF2148RTE20IV Datasheet - Page 165
![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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5.2.3
IER is an 8-bit readable/writable register that controls enabling and disabling of interrupt requests
IRQ7 to IRQ0.
IER is initialized to H'00 by a reset and in hardware standby mode.
Bits 7 to 0—IRQ7 to IRQ0 Enable (IRQ7E to IRQ0E): These bits select whether IRQ7 to
IRQ0 are enabled or disabled.
Note: n = 7 to 0
5.2.4
Bit n
IRQnE
0
1
Bit
Initial value
Read/Write
ISCRH
ISCRL
Bit
Initial value
Read/Write
Bit
Initial value
Read/Write
IRQ Enable Register (IER)
IRQ Sense Control Registers H and L (ISCRH, ISCRL)
Description
IRQn interrupt disabled
IRQn interrupt enabled
IRQ7E
IRQ7SCB
IRQ3SCB
R/W
R/W
R/W
7
0
15
0
7
0
IRQ6E
IRQ3SCA
IRQ7SCA
R/W
R/W
R/W
6
0
14
6
0
0
IRQ5E
IRQ2SCB
IRQ6SCB
R/W
R/W
R/W
5
0
13
5
0
0
IRQ4E
IRQ6SCA
IRQ2SCA
R/W
R/W
R/W
4
0
12
0
4
0
Rev. 4.00 Sep 27, 2006 page 119 of 1130
IRQ3E
IRQ5SCB
IRQ1SCB
R/W
R/W
R/W
3
0
11
0
3
0
IRQ2E
IRQ5SCA
IRQ1SCA
Section 5 Interrupt Controller
R/W
R/W
R/W
2
0
10
0
2
0
IRQ1E
IRQ4SCB
IRQ0SCB
R/W
REJ09B0327-0400
R/W
R/W
1
0
9
0
1
0
(Initial value)
IRQ0E
IRQ4SCA
IRQ0SCA
R/W
R/W
R/W
0
0
8
0
0
0
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