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参数资料
型号： PIC16LC711-04E/P
厂商： Microchip Technology
文件页数： 8/177页
文件大小： 0K
描述： IC MCU OTP 1KX14 A/D 18DIP
产品培训模块： Asynchronous Stimulus
标准包装： 25
系列： PIC® 16C
核心处理器： PIC
芯体尺寸： 8-位
速度： 4MHz
外围设备： 欠压检测/复位，PWM，WDT
输入/输出数： 13
程序存储器容量： 1.75KB（1K x 14）
程序存储器类型： OTP
RAM 容量： 68 x 8
电压 - 电源 (Vcc/Vdd)： 2.5 V ~ 6 V
数据转换器： A/D 4x8b
振荡器型： 外部
工作温度： -40°C ~ 125°C
封装/外壳： 18-DIP（0.300"，7.62mm）
包装： 管件
105
7593L–AVR–09/12
AT90USB64/128
PWM mode is shown in Figure 14-6. The TCNT0 value is in the timing diagram shown as a his-
togram for illustrating the single-slope operation. The diagram includes non-inverted and
inverted PWM outputs. The small horizontal line marks on the TCNT0 slopes represent Com-
pare Matches between OCR0x and TCNT0.
Figure 14-6. Fast PWM mode, timing diagram.
The Timer/Counter Overflow Flag (TOV0) is set each time the counter reaches TOP. If the inter-
rupt is enabled, the interrupt handler routine can be used for updating the compare value.
In fast PWM mode, the compare unit allows generation of PWM waveforms on the OC0x pins.
Setting the COM0x1:0 bits to two will produce a non-inverted PWM and an inverted PWM output
can be generated by setting the COM0x1:0 to three: Setting the COM0A1:0 bits to one allows
the OC0A pin to toggle on Compare Matches if the WGM02 bit is set. This option is not available
for the OC0B pin (see Table 14-2 on page 109). The actual OC0x value will only be visible on
the port pin if the data direction for the port pin is set as output. The PWM waveform is gener-
ated by setting (or clearing) the OC0x Register at the Compare Match between OCR0x and
TCNT0, and clearing (or setting) the OC0x Register at the timer clock cycle the counter is
cleared (changes from TOP to BOTTOM).
The PWM frequency for the output can be calculated by the following equation:
The N variable represents the prescale factor (1, 8, 64, 256, or 1024).
The extreme values for the OCR0A Register represents special cases when generating a PWM
waveform output in the fast PWM mode. If the OCR0A is set equal to BOTTOM, the output will
be a narrow spike for each MAX+1 timer clock cycle. Setting the OCR0A equal to MAX will result
in a constantly high or low output (depending on the polarity of the output set by the COM0A1:0
bits.)
A frequency (with 50% duty cycle) waveform output in fast PWM mode can be achieved by set-
ting OC0x to toggle its logical level on each Compare Match (COM0x1:0 = 1). The waveform
generated will have a maximum frequency of f
OC0 = fclk_I/O/2 when OCR0A is set to zero. This
TCNTn
OCRnx update and
TOVn Interrupt Flag Set
1
Period
2
3
OCnx
(COMnx1:0 = 2)
(COMnx1:0 = 3)
OCRnx Interrupt Flag Set
4
5
6
7
fOCnxPWM
f
clk_I/O
N 256
------------------
=
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PIC16LC711-04I/P 功能描述:8位微控制器 -MCU 1.75KB 68 RAM 13 I/O RoHS:否 制造商:Silicon Labs 核心:8051 处理器系列:C8051F39x 数据总线宽度:8 bit 最大时钟频率:50 MHz 程序存储器大小:16 KB 数据 RAM 大小:1 KB 片上 ADC:Yes 工作电源电压:1.8 V to 3.6 V 工作温度范围:- 40 C to + 105 C 封装 / 箱体:QFN-20 安装风格:SMD/SMT
PIC16LC711-04I/P 制造商:Microchip Technology Inc 功能描述:IC 8BIT CMOS MCU 16LC711 DIP18
PIC16LC711-04I/SO 功能描述:8位微控制器 -MCU 1.75KB 68 RAM 13 I/O RoHS:否 制造商:Silicon Labs 核心:8051 处理器系列:C8051F39x 数据总线宽度:8 bit 最大时钟频率:50 MHz 程序存储器大小:16 KB 数据 RAM 大小:1 KB 片上 ADC:Yes 工作电源电压:1.8 V to 3.6 V 工作温度范围:- 40 C to + 105 C 封装 / 箱体:QFN-20 安装风格:SMD/SMT
PIC16LC711-04I/SO 制造商:Microchip Technology Inc 功能描述:8BIT CMOS MCU SMD 16LC711 SOIC18
PIC16LC711-04I/SS 功能描述:8位微控制器 -MCU 1.75KB 68 RAM 13 I/O RoHS:否 制造商:Silicon Labs 核心:8051 处理器系列:C8051F39x 数据总线宽度:8 bit 最大时钟频率:50 MHz 程序存储器大小:16 KB 数据 RAM 大小:1 KB 片上 ADC:Yes 工作电源电压:1.8 V to 3.6 V 工作温度范围:- 40 C to + 105 C 封装 / 箱体:QFN-20 安装风格:SMD/SMT
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