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单片机编程 FSL08系列单片机开发及C语言编程简介
以典型的9S08 系列为例，当你选择了一个MCU 型号后，在图1-4 右侧会显示出所有针对该型号芯片可用的项目调试场景。其中：Full Chip Simulator”是芯片全功能模拟仿真，即无需任何目标系统的硬件资源，直接在你的PC 机上模拟运行单片机的程序，在模拟运行过程中可以观察调试程序的各项控制和运行流程，分析代码 ...
单片机编程 MC9S08QG8英文资料 pdf
MC9S08QG8英文资料
The MC9S08QG8 is the newest member of the Freescale 8-bit family of highly integratedmicrocontrollers, based on the high-performance yet low power HCS08 core. The MC9S08QG8is an excellent solution for power-sensitive applications with extended battery life and maximum performance d ...
单片机编程 AT89C2051驱动步进电机的电路和源码
AT89C2051驱动步进电机的电路和源码:AT89C2051驱动步进电机的电路和源码 程序:stepper.c stepper.hex/* * STEPPER.C * sweeping stepper's rotor cw and cww 400 steps * Copyright (c) 1999 by W.Sirichote */＃i nclude c:\mc5151io.h /* include i/o header file */ ＃i nclude c:\mc5151reg.hregister unsigned char j, ...
单片机编程 基于51单片机的网络连接控制器设计
介绍了基于51单片机的网络连接控制器的软硬件设计方案，主要采用Atmel公司的8 b单片机AT89C51作为核心处理器，采用RealTek公司的RTL8O19AS芯片接入以太网。同时讨论了精简的TCP／IP协议栈的分层次实现，实现了可靠的UDP数据通信。
单片机编程 X-tal oscillators on 8-bit mic
<Almost since the introduction of microcontrollers as electronic components there always has been an oscillatorcircuit on the device to make it work. From application point of view only some external components wererequired to make it work. However, to make sure that it will always work required mor ...
单片机编程 PCA9549D/PCA9549PW/PCA9549B I2
PCA9549 是一款8 路选择开关器件，通过I2C 总线接口对开关进行控制
单片机编程 PCA9670 Remote 8-bit IO expand
The PCA9670 provides general purpose remote I/O expansion for most microcontrollerfamilies via the two-line bidirectional bus (I2C-bus) and is a part of the Fast-mode Plusfamily.The PCA9670 is a drop-in upgrade for the PCF8574 providing higher Fast-mode Plus(Fm+) I2C-bus speeds (1 MHz versus 400 kHz ...
单片机编程 PCA9672 Remote 8-bit IO expand
The PCA9672 provides general purpose remote I/O expansion for most microcontrollerfamilies via the two-line bidirectional bus (I2C-bus) and is a part of the Fast-mode Plusfamily.The PCA9672 is a drop-in upgrade for the PCF8574 providing higher Fast-mode Plus(Fm+) I2C-bus speeds (1 MHz versus 400 kHz ...
单片机编程 PCA9674 PCA9674A Remote 8-bit
The PCA9674/74A is a drop-in upgrade for the PCF8574/74A providing higher Fast-modePlus I2C-bus speeds (1 MHz versus 400 kHz) so that the output can support PWMdimming of LEDs, higher I2C-bus drive (30 mA versus 3 mA) so that many more devicescan be on the bus without the need for bus buffers, highe ...
单片机编程 8-bit I2C-bus and SMBus IO port with reset
The PCA9557 is a silicon CMOS circuit which provides parallel input/output expansion for
SMBus and I2C-bus applications. The PCA9557 consists of an 8-bit input port register,
8-bit output port register, and an I2C-bus/SMBus interface. It has low current consumption
and a high-impedance open-dra ...