DF2148RTE20IV Renesas Electronics America, DF2148RTE20IV Datasheet - Page 194
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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Section 5 Interrupt Controller
5.7
5.7.1
The DTC can be activated by an interrupt. In this case, the following options are available:
For details of interrupt requests that can be used to activate the DTC, see section 7, Data Transfer
Controller (DTC).
5.7.2
Figure 5.13 shows a block diagram of the DTC and interrupt controller.
Rev. 4.00 Sep 27, 2006 page 148 of 1130
REJ09B0327-0400
Interrupt request to CPU
Activation request to DTC
Both of the above
supporting
interrupt
On-chip
module
IRQ
DTC Activation by Interrupt
Overview
Block Diagram
Interrupt source
clear signal
Interrupt
request
Interrupt controller
Figure 5.13 Interrupt Control for DTC
Selection
DTVECR
DTCER
circuit
Select
signal
clear signal
Clear signal
SWDTE
Determination of
Control logic
priority
CPU interrupt
request vector
number
DTC activation
request vector
number
Clear signal
I, UI
CPU
DTC
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