ATTINY85-20SH

ATtiny85 8 位 tinyAVR 微控制器Atmel ATtiny85 微控制器是基于 AVR 增强型 RISC 体系架构的 8 位设备。 作为一款 Atmel tinyAVR 设备，ATtiny85 将性能和电源效率装入一个小型封装，特别适用于对空间要求极为严格的应用。 通过在一个时钟周期内执行强大的指令，ATtiny85 实现每 MHz 接近 1 MIPS 的吞吐量，在功耗和速度之间达到平衡。### 微控制器功能20 MHz 最大工作频率 8 kB 闪存 512 字节 EEPROM 0.5 KB SRAM 120 指令 – 大多数单一时钟周期执行 32 个通用寄存器 6 GPIO debugWIRE 片上调试系统 系统内可通过 SPI 端口编程 外部和内部中断源 低功率闲置、ADC 降噪和断电模式 增强型通电重置电路 可编程掉电检测电路 内部校准振荡器 ### 外围功能8 位计时器/计数器，带预标度和两个 PWM 通道 8 位高速计时器/计数器，带单独的预标度 通用串行接口 USI，带启动条件探测器 10 位模拟到数字转换器 - 4 个通道 可编程监看计时器，带独立芯片振荡器 芯片模拟比较器 ### AVR 微控制器，Atmel

The is a 8-bit high-performance low-power AVR RISC-based Microcontroller combines 8kB ISP flash memory, 512B EEPROM, 512B SRAM, 6 general purpose I/O lines, 32 general purpose working registers, one 8-bit timer/counter with compare modes, one 8-bit high speed timer/counter, USI, internal and external Interrupts, 4-channel 10-bit A/D converter, programmable watchdog timer with internal oscillator, three software selectable power saving modes and debugWIRE for on-chip debugging. The device achieves a throughput of 20 MIPS at 20MHz and operates between 2.7 to 5.5V. By executing powerful instructions in a single clock cycle, the device achieves throughputs approaching 1 MIPS per MHz, balancing power consumption and processing speed.

.

Advanced RISC architecture - 120 powerful instructions, most single clock cycle execution

.

Non-volatile program and data memories

.

Peripheral features - On-chip analogue comparator

.

debugWIRE on-chip debug system

.

In-System Programmable via SPI port

.

External and internal interrupt sources

.

Low power idle, ADC noise reduction and power-down modes

.

Enhanced power-on reset circuit

.

Programmable brown-out detection circuit

.

Internal calibrated oscillator