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參數(shù)資料
| 型號： | UPD754302A |
| 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位單片機的小型通用紅外遙控器 |
| 文件頁數(shù)： | 32/74頁 |
| 文件大?。?/td> | 316K |
| 代理商： | UPD754302A |
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μ
PD754302, 754304, 754302(A), 754304(A)
32
8. STANDBY FUNCTION
In order to save dissipation power while a program is in a standby mode, two types of standby modes (STOP
mode and HALT mode) are provided for the
μ
PD754304.
Table 8-1. Operation Status in Standby Mode
Item
Mode
STOP mode
HALT mode
Set instruction
STOP instruction
HALT instruction
Operation
status
Clock generator
The system clock stops oscillation.
Only the CPU clock
Φ
halts (oscillation
continues).
Basic interval timer/
Watchdog timer
Operation stops.
Operable (The IRQBT is set in the
reference interval).
Serial interface
Operable only when an external SCK
input is selected as the serial clock.
Operable
Timer/event counter
Operable only when a signal input to
the TI0 and TI1 pins are specified as
the count clock.
Operable
External interrupt
The INT1, 2, and 4 are operable.
Only the INT0 is not operated
Note
.
CPU
The operation stops.
Release signal
Interrupt request signal sent from the operable hardware enabled by the
interrupt enable flag or RESET signal input.
Note
Operable only when the noise eliminator is not used (IM02 = 1) by bit 2 of the edge detection mode register
(IM0).
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相關代理商/技術參數(shù) |
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| UPD7554AG-597-E2 | 制造商:Renesas Electronics Corporation 功能描述: |
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| UPD7554AG-603-E2-A | 制造商:Renesas Electronics Corporation 功能描述: |
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