参数资料
型号: ATTINY84A-CCU
厂商: Atmel
文件页数: 135/135页
文件大小: 0K
描述: IC MCU 8BIT 8K FLASH 15UFBGA
标准包装: 490
系列: AVR® ATtiny
核心处理器: AVR
芯体尺寸: 8-位
速度: 20MHz
连通性: USI
外围设备: 欠压检测/复位,POR,PWM,温度传感器,WDT
输入/输出数: 12
程序存储器容量: 8KB(4K x 16)
程序存储器类型: 闪存
EEPROM 大小: 512 x 8
RAM 容量: 512 x 8
电压 - 电源 (Vcc/Vdd): 1.8 V ~ 5.5 V
数据转换器: A/D 8x10b
振荡器型: 内部
工作温度: -40°C ~ 85°C
封装/外壳: 15-UFBGA
包装: 托盘
99
32015G–AVR32–09/09
AT32AP7001
11.5.6
Sleep modes
In normal operation, all clock domains are active, allowing software execution and peripheral
operation. When the CPU is idle, it is possible to switch off the CPU clock and optionally other
clock domains to save power. This is activated by the sleep instruction, which takes the sleep
mode index number as argument.
11.5.6.1
Entering and exiting sleep modes
The sleep instruction will halt the CPU and all modules belonging to the stopped clock domains.
The modules will be halted regardless of the bit settings of the mask registers.
Oscillators and PLL’s can also be switched off to save power. These modules have a relatively
long start-up time, and are only switched off when very low power consumption is required.
The CPU and affected modules are restarted when the sleep mode is exited. This occurs when
an interrupt triggers, or the WAKE_N pin is asserted. Note that even though an interrupt is
enabled in sleep mode, it may not trigger if the source module is not clocked.
Table 11-1.
Maskable module clocks in AT32AP7001.
Bit
CPUMASK
HSBMASK
PBAMASK
PBBMASK
0
PICO
EBI
SPI0
PM/EIC/RTC/WDT
1
-
PBA
SPI1
INTC
2
-
PBB
TWI
HMATRIX
3
-
HRAMC
USART0
TC0
4
-
HSB-HSB Bridge
USART1
TC1
5
-
ISI
USART2
PWM
6
-
USB
USART3
7
-
SSC0
8
-
SSC1
DAC
9
-
SSC2
MCI
10
-
DMA
PIOA
AC97C
11
-
PIOB
ISI
12
-
PIOC
USB
13
-
PIOD
SMC
14
-
PIOE
SDRAMC
15
-
PSIF
ECC
16
-
PDC
-
31:17
----
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