PUSH

共 130 篇文章
PUSH 相关的电子技术资料，包括技术文档、应用笔记、电路设计、代码示例等，共 130 篇文章，持续更新中。
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单片机指令系统原理

<P><STRONG>单片机指令系统原理</STRONG></P> <P>51单片机的寻址方式</P> <P>学习汇编程序设计，要先了解CPU的各种寻址法，才能有效的掌握各个命令的用途，寻址法是命令运算码找操作数的方法。在我们学习的8051单片机中，有6种寻址方法，下面我们将逐一进行分析。</P> <P>立即寻址</P> <P>在这种寻址方式中，指令多是双字节的，一般第一个字节是操作码，第二个字节
📅 2013-11-11 11:16:02 ⬇️ 21 👁️ 1,097

基于（英蓓特）STM32V100的看门狗程序

<P>This example shows how to update at regulate period the WWDG counter using the<BR>Early Wakeup interrupt (EWI).</P> <P>The WWDG timeout is set to 262ms, refresh window set to 41h and the EWI is<BR>
📅 2013-11-11 01:56:01 ⬇️ 181 👁️ 1,127

PCA9539 PCA9539R 16-bit I2C-bu

<P>The PCA9539; PCA9539R is a 24-pin CMOS device that provides 16 bits of General<BR>Purpose parallel Input/Output (GPIO) expansion with interrupt and reset for<BR>I2C-bus/SMBus applications and was d
📅 2013-11-10 18:48:01 ⬇️ 186 👁️ 1,081

MCS-51单片机实用子程序库实验（二）

入口条件：被除数在R2、R3、R4、R5中，除数在R6、R7中。<BR>出口信息：OV=0时商在R2、R3中，OV=1时溢出。<BR>影响资源：PSW、A、B、R1～R7 堆栈需求： ５字节<BR>DIVS: LCALL MDS ；计算结果的符号和两个操作数的绝对值<BR>PUSH PSW ；保存结果的符号<BR>LCALL DIVD ；计算两个绝对值的商<BR>JNB OV,DVS1 ；溢出否？
📅 2013-11-09 01:00:01 ⬇️ 91 👁️ 1,065

PCA9536—4位I2C和SMBus IO口产品数据手册

<p>The PCA9536 is an 8-pin CMOS device that provides 4 bits of General Purpose parallel<br /> Input/Output (GPIO) expansion for I2C-bus/SMBus applications and was developed to<br /> enhance the NXP Se
📅 2013-10-27 04:52:01 ⬇️ 25 👁️ 1,141

PCA9535 PCA9535C 16bit I2C bus

<P>The PCA9535 and PCA9535C are 24-pin CMOS devices that provide 16 bits of General<BR>Purpose parallel Input/Output (GPIO) expansion for I2C-bus/SMBus applications and was<BR>developed to enhance the
📅 2013-10-21 14:20:01 ⬇️ 153 👁️ 1,201

PCA9537 4bit I2C bus and SMBus

<P>The PCA9537 is a 10-pin CMOS device that provides 4 bits of General Purpose parallel<BR>Input/Output (GPIO) expansion with interrupt and reset for I2C-bus/SMBus applications<BR>and was developed to
📅 2013-10-14 00:00:02 ⬇️ 64 👁️ 1,136

PCA9534 8bit I2C bus and SMBus low power IO port with interru

<p> The PCA9534 is a 16-pin CMOS device that provide 8 bits of General Purpose parallel<br /> Input/Output (GPIO) expansion for I2C-bus/SMBus applications and was developed to<br /> enhance the NXP
📅 2013-10-10 21:24:01 ⬇️ 83 👁️ 1,104

PCA9536 4bit I2C bus and SMBus

The PCA9536 is an 8-pin CMOS device that provides 4 bits of General Purpose parallel<BR>Input/Output (GPIO) expansion for I2C-bus/SMBus applications and was developed to<BR>enhance the NXP Semiconduct
📅 2013-10-09 14:00:01 ⬇️ 84 👁️ 1,147

SD卡座封裝

PROCONN钜航SD PUSH自彈式卡座封装图纸资料
📅 2013-07-18 08:40:02 ⬇️ 152 👁️ 1,087