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參數(shù)資料
| 型號： | UPD753017AGC |
| 廠商： | NEC Corp. |
| 元件分類： | 4位微控制器 |
| 英文描述： | 4-BIT SINGLE-CHIP MICROCONTROLLER FOR SMALL GENERAL-PURPOSE INFRARED REMOTE CONTROL TRANSMITTER |
| 中文描述： | 4位單片機(jī)的小型通用紅外遙控器 |
| 文件頁數(shù)： | 38/88頁 |
| 文件大?。?/td> | 438K |
| 代理商： | UPD753017AGC |
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38
μ
PD753012A, 753016A, 753017A
Data Sheet U11662EJ2V0DS00
7. INTERRUPT FUNCTION AND TEST FUNCTION
μ
PD753017A has eight types of interrupt sources and two types of test sources. Among the test sources, INT2
is provided with two testable inputs for edge detection.
μ
PD753017A has the following functions in the interrupt control circuit.
(1) Interrupt function
Vectored interrupt function for hardware control, enabling/disabling the interrupt acceptance by the
interrupt enable flag (IEXXX) and interrupt master enable flag (IME).
Can set any interrupt start address.
Nesting interrupts wherein the order of priority can be specified by the interrupt priority select register
(IPS).
Test function of interrupt request flag (IRQXXX). An interrupt generated can be checked by software.
Release the standby mode. A release interrupt can be selected by the interrupt enable flag.
(2) Test function
Test request flag (IRQXXX) generation can be checked by software.
Release the standby mode. The test source to be released can be selected by the test enable flag.
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