DF2148RTE20IV Renesas Electronics America, DF2148RTE20IV Datasheet - Page 194

• 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: -

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