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技术资料 EFM8BB21F16G-C-QFN20R 芯片手册

With on-chip power-on reset, voltage supply monitor, watchdog timer, and clock oscillator, the EFM8BB2 devices are truly standalonesystem-on-a-chip solutions. The flash memory is reprogrammable in-circuit, providing nonvolatile data storage and allowing field upgrades of the firmware. The on-chip de ...
https://www.eeworm.com/dl/899115.html
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技术资料 STM8L芯片硬件SPI读取RC522 IAR源码

芯片为STM8L152C6 SPI引脚在程序中标有注释 MAIN函数中的while (1) { if(ReadRFID() == MI_OK){ GPIO_WriteBit(LED_GR_PORT, LED_GR_PIN, 1); } else{ GPIO_WriteBit(LED_GR_PORT, LED_GR_PIN, 0); } }可由用户自行设置一个LED灯的引脚方便观察现象 RC522只能读取M1卡 测试时需要注意 ...
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技术资料 EL357N(C)(光耦 资料

EL357N(C)光耦 资料The EL357N-G series contains an infrared emitting diode, optically coupled to a phototransistor detector. The devices in a 4-pin small outline SMD package
https://www.eeworm.com/dl/828104.html
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技术资料 STC系列单片机Altium Designer AD原理图库元件库

STC系列单片机Altium Designer AD原理图库元件库SV text has been written to file : STC系列单片机.csvLibrary Component Count : 56Name                Description----------------------------------------------------------------------------------------------------IAP1 ...
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电路图 连接器规格图资料

连接器规格图连接器规格图资料中包含板对板排针排母 插座 WAFER 简牛 插针 PIN针 弯针等明细规格书资料
https://www.eeworm.com/dl/512629.html
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技术资料 FPGA Spartan6 CSG324数据手册

The BUFIO2 clocking region column lists the BUFIO2 clock sources that connect to the I/Oclock input for the associated pin. For more information see Clock Inputs and BUFIO2Clocking Regions in Chapter 1
https://www.eeworm.com/dl/845399.html
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技术资料 2412 2S2P NI-NH NI-CD充電控制IC

1 慨述:22 特性:..... 23 典型应用电路图: .. 24 脚位定义说明:...... 34.1 VCC (PIN 10):5V 电源..34.2 V
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技术资料 基于IAR的CC2530关于Flash的读写程序

# include <iocc2530.h># include <string.h># define uintunsigned int# define uchar unsigned char# define uint8 unsigned char# define uint16unsigned int# ifndef BV# define Bv(n)(1 << (n))fendif# define st (x)do (x} while (LINE==-1)/* SPI settings*/# define HAL SPI CLOCK POL LO0x00fdefine HAL SPI CLOCK ...
https://www.eeworm.com/dl/894444.html
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技术资料 SCCB接口时序.pdf

OmniVision Technologies, Inc. has defined and deployed the Serial Camera Control Bus (SCCB), a 3-wire serial bus, for control of most of the functions in OmniVision’s family of CAMERACHIPSTM. In reduced pin package parts, the SCCB operates in a modified 2-wire serial mode.
https://www.eeworm.com/dl/943169.html
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单片机编程 单片机课程总结

单片机基础知识单片机的外部结构:1、 DIP40双列直插;2、 P0,P1,P2,P3四个8位准双向I/O引脚;(作为I/O输入时,要先输出高电平)3、 电源VCC(PIN40)和地线GND(PIN20);4、 高电平复位RESET(PIN9);(10uF电容接VCC与RESET,即可实现上电复位)5、 内置振荡电路,外部只要接晶体至X1(PI ...
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