106
8018P–AVR–08/10
ATmega169P
15. 16-bit Timer/Counter1
15.1
Features
True 16-bit Design (that is, allows 16-bit PWM)
Two independent Output Compare Units
Double Buffered Output Compare Registers
One Input Capture Unit
Input Capture Noise Canceler
Clear Timer on Compare Match (Auto Reload)
Glitch-free, Phase Correct Pulse Width Modulator (PWM)
Variable PWM Period
Frequency Generator
External Event Counter
Four independent interrupt Sources (TOV1, OCF1A, OCF1B, and ICF1)
15.2
Overview
The 16-bit Timer/Counter unit allows accurate program execution timing (event management),
wave generation, and signal timing measurement. Most register and bit references in this sec-
tion are written in general form. A lower case “n” replaces the Timer/Counter number, and a
lower case “x” replaces the Output Compare unit number. However, when using the register or
bit defines in a program, the precise form must be used, that is, TCNT1 for accessing
Timer/Counter1 counter value and so on.
A simplified block diagram of the 16-bit Timer/Counter is shown in Figure 15-1 on page 107. For
the actual placement of I/O pins, refer to Figure 1-1 on page 2. CPU accessible I/O Registers,
including I/O bits and I/O pins, are shown in bold. The device-specific I/O Register and bit loca-
to zero to enable Timer/Counter1 module.
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相关代理商/技术参数
ATMEGA169P-16MU 功能描述:8位微控制器 -MCU AVR 16K FLASH 512B EE 1K SRAM LCD ADC 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
ATMEGA169P-16MU SL383 制造商:Atmel Corporation 功能描述:MCU 8BIT ATMEGA RISC 16KB FLASH 3.3V/5V 64PIN MLF - Tape and Reel
ATMEGA169P-16MUR 功能描述:8位微控制器 -MCU AVR LCD 16KB FLSH EE 512B 1KB SRAM-16MHZ 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
ATMEGA169P-8AU 制造商:ATMEL 制造商全称:ATMEL Corporation 功能描述:Microcontroller with 16K Bytes In-System Programmable Flash
ATMEGA169P-8MU 制造商:ATMEL 制造商全称:ATMEL Corporation 功能描述:Microcontroller with 16K Bytes In-System Programmable Flash
ATMEGA169PA 制造商:ATMEL 制造商全称:ATMEL Corporation 功能描述:8-bit Microcontroller with 16K Bytes In-System Programmable Flash
ATMEGA169PA_1 制造商:ATMEL 制造商全称:ATMEL Corporation 功能描述:High Endurance Non-volatile Memory segments
ATMEGA169PA-AN 功能描述:8位微控制器 -MCU AVR XMEGA 384KB 105C 4KB EE32K SRAM-16MHz 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