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參數(shù)資料
| 型號(hào)： | UPD17235 |
| 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)： | 58/92頁 |
| 文件大?。?/td> | 378K |
| 代理商： | UPD17235 |
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Data Sheet U14360EJ1V0DS00
μ
PD17230, 17231, 17232, 17233, 17234, 17235, 17236
58
8.4
STOP Instruction Execution Conditions
The STOP instruction can be executed, only under special conditions, as shown in Table 8-5, to prevent the program
from hang-up.
If the conditions in Table 8-5 are not satisfied, the STOP instruction is treated as an NOP instruction.
Table 8-5. STOP Instruction Execution Conditions
Operand Value
Execution Conditions
1000B (08H)
<1> High level input for all P0A
0
-P0A
3
pins
<2> When P0B
0
-P0B
3
, P0C
0
-P0C
3
, and P0D
0
-P0D
3
are used as input pins and all pins are high
<3> If the INT pin interrupt request flag (IRQ) for an interrupt for which the INT pin interrupt
enable flag (IP) is set is reset
Other than above
Setting prohibited
8.5
Releasing Standby Mode
Operations for releasing the STOP and HALT modes will be as shown in Figure 8-1.
Figure 8-1. Operations After Standby Mode Release
(a) Releasing STOP mode by interrupt
Stanby
release signal
STOP
instruction
Wait
(time set by TMM)
Operation
mode
STOP mode
HALT mode
Operation
mode
Clock
Oscillation
Oscillation stops
Oscillation
(b) Releasing HALT mode by interrupt
HALT
instruction
Stanby
release signal
Clock
Operation
mode
Operation
mode
HALT mode
Oscillation
Remark
The dotted line indicates the operation to be performed when the interrupt request, releasing the standby
mode, has been accepted.
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相關(guān)代理商/技術(shù)參數(shù) |
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| UPD17235GT | 制造商:NEC 制造商全稱:NEC 功能描述:4-BIT SINGLE-CHIP MICROCONTROLLER FOR SMALL GENERAL-PURPOSE INFRARED REMOTE CONTROL TRANSMITTER |
| UPD17235MC | 制造商:NEC 制造商全稱:NEC 功能描述:4-BIT SINGLE-CHIP MICROCONTROLLER FOR SMALL GENERAL-PURPOSE INFRARED REMOTE CONTROL TRANSMITTER |
| UPD17236 | 制造商:NEC 制造商全稱:NEC 功能描述:4-BIT SINGLE-CHIP MICROCONTROLLER FOR SMALL GENERAL-PURPOSE INFRARED REMOTE CONTROL TRANSMITTER |
| UPD17236GT | 制造商:NEC 制造商全稱:NEC 功能描述:4-BIT SINGLE-CHIP MICROCONTROLLER FOR SMALL GENERAL-PURPOSE INFRARED REMOTE CONTROL TRANSMITTER |
| UPD17236MC | 制造商:NEC 制造商全稱:NEC 功能描述:4-BIT SINGLE-CHIP MICROCONTROLLER FOR SMALL GENERAL-PURPOSE INFRARED REMOTE CONTROL TRANSMITTER |
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