參數(shù)資料
型號: PIC16F72-E/ML
廠商: Microchip Technology
文件頁數(shù): 131/136頁
文件大小: 0K
描述: IC PIC MCU FLASH 2KX14 28QFN
產(chǎn)品培訓(xùn)模塊: Asynchronous Stimulus
標(biāo)準(zhǔn)包裝: 61
系列: PIC® 16F
核心處理器: PIC
芯體尺寸: 8-位
速度: 20MHz
連通性: I²C,SPI
外圍設(shè)備: 欠壓檢測/復(fù)位,POR,PWM,WDT
輸入/輸出數(shù): 22
程序存儲器容量: 3.5KB(2K x 14)
程序存儲器類型: 閃存
RAM 容量: 128 x 8
電壓 - 電源 (Vcc/Vdd): 4 V ~ 5.5 V
數(shù)據(jù)轉(zhuǎn)換器: A/D 5x8b
振蕩器型: 外部
工作溫度: -40°C ~ 125°C
封裝/外殼: 28-VQFN 裸露焊盤
包裝: 管件
94
2535J–AVR–08/10
ATtiny13
The ADLAR bit in ADMUX, and the MUXn bits in ADMUX affect the way the result is read from
the registers. If ADLAR is set, the result is left adjusted. If ADLAR is cleared (default), the result
is right adjusted.
ADC9:0: ADC Conversion Result
These bits represent the result from the conversion, as detailed in “ADC Conversion Result” on
14.12.4
ADCSRB – ADC Control and Status Register B
Bits 7, 5:3 – Res: Reserved Bits
These bits are reserved bits in the ATtiny13 and will always read as zero.
Bits 2:0 – ADTS2:0: ADC Auto Trigger Source
If ADATE in ADCSRA is written to one, the value of these bits selects which source will trigger
an ADC conversion. If ADATE is cleared, the ADTS2:0 settings will have no effect. A conversion
will be triggered by the rising edge of the selected Interrupt Flag. Note that switching from a trig-
ger source that is cleared to a trigger source that is set, will generate a positive edge on the
trigger signal. If ADEN in ADCSRA is set, this will start a conversion. Switching to Free Running
mode (ADTS[2:0]=0) will not cause a trigger event, even if the ADC Interrupt Flag is set
.
14.12.5
DIDR0 – Digital Input Disable Register 0
Bits 5:2 – ADC3D:ADC0D: ADC3:0 Digital Input Disable
When a bit is written logic one, the digital input buffer on the corresponding ADC pin is disabled.
The corresponding PIN register bit will always read as zero when this bit is set. When an analog
signal is applied to the ADC7..0 pin and the digital input from this pin is not needed, this bit
should be written logic one to reduce power consumption in the digital input buffer.
Bit
7
6543
210
ACME
ADTS2
ADTS1
ADTS0
ADCSRB
Read/Write
R
R/W
R
R/W
Initial Value
0
0000
000
Table 14-5.
ADC Auto Trigger Source Selections
ADTS2
ADTS1
ADTS0
Trigger Source
0
Free Running mode
0
1
Analog Comparator
0
1
0
External Interrupt Request 0
0
1
Timer/Counter Compare Match A
1
0
Timer/Counter Overflow
1
0
1
Timer/Counter Compare Match B
1
0
Pin Change Interrupt Request
Bit
765
4321
0
ADC0D
ADC2D
ADC3D
ADC1D
AIN1D
AIN0D
DIDR0
Read/Write
R
R/W
Initial Value
000
0000
0
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