參數(shù)資料
型號(hào): PIC16F872T-E/SS
廠商: Microchip Technology
文件頁數(shù): 151/167頁
文件大小: 0K
描述: IC MCU CMOS 20MHZ 2K FLSH 28SSOP
標(biāo)準(zhǔn)包裝: 2,100
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(chǔ)器容量: 3.5KB(2K x 14)
程序存儲(chǔ)器類型: 閃存
EEPROM 大小: 64 x 8
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 5x10b
振蕩器型: 外部
工作溫度: -40°C ~ 125°C
封裝/外殼: 28-SSOP(0.209",5.30mm 寬)
包裝: 帶卷 (TR)
84
8048C–AVR–02/12
ATtiny43U
equals the OCRnx value, the Compare Match will be missed, resulting in incorrect waveform
generation. Similarly, do not write the TCNTn value equal to BOTTOM when the counter is
down-counting.
The setup of the OCnx should be performed before setting the Data Direction Register for the
port pin to output. The easiest way of setting the OCnx value is to use the Force Output Com-
pare (nx) strobe bits in Normal mode. The OCnx Registers keep their values even when
changing between Waveform Generation modes.
Be aware that the COMnx[1:0] bits are not double buffered together with the compare value.
Changing the COMnx[1:0] bits will take effect immediately.
12.6
Compare Match Output Unit
The Compare Output mode (COMnx[1:0]) bits have two functions. The Waveform Generator
uses the COMnx[1:0] bits for defining the Output Compare (OCnx) state at the next Compare
Match. Also, the COMnx[1:0] bits control the OCnx pin output source. Figure 12-4 on page 84
shows a simplified schematic of the logic affected by the COMnx[1:0] bit setting. The I/O Regis-
ters, I/O bits, and I/O pins in the figure are shown in bold. Only the parts of the general I/O Port
Control Registers (DDR and PORT) that are affected by the COMnx[1:0] bits are shown. When
referring to the OCnx state, the reference is for the internal OCnx Register, not the OCnx pin. If
a system reset occur, the OCnx Register is reset to “0”.
Figure 12-4. Compare Match Output Unit, Schematic (non-PWM Mode)
The general I/O port function is overridden by the Output Compare (OCnx) from the Waveform
Generator if either of the COMnx[1:0] bits are set. However, the OCnx pin direction (input or out-
put) is still controlled by the Data Direction Register (DDR) for the port pin. The Data Direction
PORT
DDR
DQ
OCn
Pin
OCnx
DQ
Waveform
Generator
COMnx1
COMnx0
0
1
D
ATA
B
U
S
FOCn
clk
I/O
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相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
PIC16F872T-I/SO 功能描述:8位微控制器 -MCU 3.5KB 128 RAM 22 I/O RoHS:否 制造商:Silicon Labs 核心:8051 處理器系列:C8051F39x 數(shù)據(jù)總線寬度:8 bit 最大時(shí)鐘頻率:50 MHz 程序存儲(chǔ)器大小:16 KB 數(shù)據(jù) RAM 大小:1 KB 片上 ADC:Yes 工作電源電壓:1.8 V to 3.6 V 工作溫度范圍:- 40 C to + 105 C 封裝 / 箱體:QFN-20 安裝風(fēng)格:SMD/SMT
PIC16F872T-I/SS 功能描述:8位微控制器 -MCU 3.5KB 128 RAM 22 I/O RoHS:否 制造商:Silicon Labs 核心:8051 處理器系列:C8051F39x 數(shù)據(jù)總線寬度:8 bit 最大時(shí)鐘頻率:50 MHz 程序存儲(chǔ)器大小:16 KB 數(shù)據(jù) RAM 大小:1 KB 片上 ADC:Yes 工作電源電壓:1.8 V to 3.6 V 工作溫度范圍:- 40 C to + 105 C 封裝 / 箱體:QFN-20 安裝風(fēng)格:SMD/SMT
PIC16F872T-I/SS033 制造商:Microchip Technology Inc 功能描述:
PIC16F873-04/SO 功能描述:8位微控制器 -MCU 7KB 192 RAM 22 I/O RoHS:否 制造商:Silicon Labs 核心:8051 處理器系列:C8051F39x 數(shù)據(jù)總線寬度:8 bit 最大時(shí)鐘頻率:50 MHz 程序存儲(chǔ)器大小:16 KB 數(shù)據(jù) RAM 大小:1 KB 片上 ADC:Yes 工作電源電壓:1.8 V to 3.6 V 工作溫度范圍:- 40 C to + 105 C 封裝 / 箱體:QFN-20 安裝風(fēng)格:SMD/SMT
PIC16F873-04/SO 制造商:Microchip Technology Inc 功能描述:8BIT FLASH MCU SMD 16F873 SOIC28