參數(shù)資料
型號: ST7FLU05MAE
廠商: STMICROELECTRONICS
元件分類: 微控制器/微處理器
英文描述: 8-BIT, FLASH, 8 MHz, MICROCONTROLLER, PDSO8
封裝: 0.150 INCH, LEAD FREE, PLASTIC, SOP-8
文件頁數(shù): 72/124頁
文件大?。?/td> 2186K
代理商: ST7FLU05MAE
Obsolete
Product(s)
- Obsolete
Product(s)
ST7LUS5, ST7LU05, ST7LU09
Power saving modes
51/124
Figure 23.
Halt mode flowchart
1.
WDGHALT is an option bit. See option bytes in Section 14.1.1: Flash configuration for more details.
2.
Peripheral clocked with an external clock source can still be active.
3.
Only some specific interrupts can exit the MCU from halt mode (such as external interrupt). Refer to
Table 15: Interrupt mapping on page 46 for more details.
4.
Before servicing an interrupt, the CC register is pushed on the stack. The I bit of the CC register is set
during the interrupt routine and cleared when the CC register is popped.
5.
The CPU clock must be switched to 1MHz (RC/8) or AWU RC before entering halt mode.
HALT instruction
Reset
Interrupt(3)
Y
N
Y
CPU
Oscillator
Peripherals(2)
Ibit
Off
0
Off
Fetch reset vector
or service interrupt
CPU
Oscillator
Peripherals
Ibit
On
Off
X(4)
On
CPU
Oscillator
Peripherals
Ibits
On
X(4)
On
64 CPU clock cycle
delay(5)
Watchdog
Enable
Disable
WDGHALT(1)
0
Watchdog
reset
1
(active halt disabled)
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