參數(shù)資料
型號(hào): ST7DALI
廠商: 意法半導(dǎo)體
元件分類: ADC
英文描述: 8-BIT MCU WITH SINGLE VOLTAGE FLASH MEMORY, DATA EEPROM, ADC, TIMERS, SPI, DALI
中文描述: 8位單電壓閃存存儲(chǔ)器,數(shù)據(jù)EEPROM,模數(shù)轉(zhuǎn)換器,定時(shí)器,SPI和大理微控制器
文件頁數(shù): 44/141頁
文件大小: 2175K
代理商: ST7DALI
ST7DALI
44/141
1
POWER SAVING MODES
(Cont’d)
Figure 29. AWUFH Mode Flow-chart
Notes:
1.
WDGHALT is an option bit. See option byte sec-
tion for more details.
2.
Peripheral clocked with an external clock source
can still be active.
3.
Only an AWUFH interrupt and some specific in-
terrupts can exit the MCU from HALT mode (such
as external interrupt). Refer to Table 5, “Interrupt
Mapping,” on page 35 for more details.
4.
Before servicing an interrupt, the CC register is
pushed on the stack. The I[1:0] bits of the CC reg-
ister are set to the current software priority level of
the interrupt routine and recovered when the CC
register is popped.
5.
If the PLL is enabled by option byte, it outputs
the clock after an additional delay of t
STARTUP
(see
Figure 11
).
RESET
INTERRUPT
3)
Y
N
N
Y
CPU
I[1:0] BITS
MAIN OSC
PERIPHERALS
2)
OFF
OFF
OFF
10
FETCH RESET VECTOR
OR SERVICE INTERRUPT
CPU
I[1:0] BITS
MAIN OSC
PERIPHERALS
ON
OFF
ON
XX
4)
CPU
I[1:0] BITS
MAIN OSC
PERIPHERALS
ON
ON
ON
XX
4)
256 OR 4096 CPU CLOCK
CYCLE
DELAY
5)
WATCHDOG
ENABLE
DISABLE
WDGHALT
1)
0
WATCHDOG
RESET
1
AWU RC OSC
ON
AWU RC OSC
OFF
AWU RC OSC
OFF
HALT
INSTRUCTION
(Active-Halt disabled)
(AWUCSR.AWUEN=1)
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