Description: Example code for I2C, routines for PIC16F877 to write to the 24LC01B EEPROM, using the PICDEM 2 demo board from Microchip.-Example code for I2C, routines for PIC16F877 to write to the 24LC01B E EPROM. using the PICDEM 2 demo board from Microchip. Platform: |
Size: 5120 |
Author:zuoyong |
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Description: bu9435是一款MP3解码IC,可以独立使用,也可以通过I2C接口作为SUB IC.不错的选择!-bu9435 is a MP3 decoder IC, can be used independently or through I2C interface as SUB IC. good choice! Platform: |
Size: 402432 |
Author:啊洲 |
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Description: 用凌阳单片机的普通IO口，模拟标准I2C总线的源代码跟PDF说明-With Sunplus common IO port MCU, analog standard I2C-bus with source code Description PDF Platform: |
Size: 660480 |
Author:chenxiaoming |
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Description: Linux 2.6.24通过SMBUS总线（也类似于i2c总线）读写内存上的SPD信息。里面包含驱动和测试程序。再PC机上反复测试过，使用OK!本人2个星期的工作量。-Linux 2.6.24 through SMbus bus (also similar to i2c Bus) memory read and write information on the SPD. Which contains drivers and test procedures. PC, and then repeatedly tested, the use of OK! I have two weeks workload. Platform: |
Size: 107520 |
Author:wanglin |
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Description: STM32是以Cortex-M3为核的处理器，该例程介绍STM32下如何对IIC进行操作。IIC是一种通信协议，处理器可用来进行与外围接口的通信。-Cortex-M3 based STM32-core processor for the routine introduction STM32 how to operate on the IIC. IIC is a communication protocol, the processor can be used to carry out communications with the peripheral interface. Platform: |
Size: 66560 |
Author:熊刚 |
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Description: I2C规范协议中文版，英文水平不怎么样的兄弟可以下载-I2C specification agreement the Chinese version of the standard of English was not the kind of brothers can be downloaded Platform: |
Size: 782336 |
Author:sword |
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Description: 5800C Fm芯片资料和驱动代码
技术特点：
*国内首颗采用CMOS工艺的调频收音机芯片；
*驱动能力强，可直接驱动耳机及放大器；
*功耗低，比国外先进方案还低1mA；
*频率覆盖从76M-108M的各国调频波段；
*高度集成度，所需外围器件数为零；
*强大的LOW-IF数字音频结构；
*强大的数字信号处理技术（DSP）,实现自动频率控制和自动增益控制；
*数字自适应噪声抑制
接受灵敏度高、音质出色、立体声效果优异；
*支持重低音，可调式电台搜寻、柔软静音和混音等功能；
*只需一个32.768K晶振作为参考时钟；
*支持I2C和SPI数字接口，支持I2S音频接口，可以配合所有多媒体处理芯片；
*可调去加重（50／75 us) ；
*模拟和数字音量控制；
*线性模拟输出电压；
*两线和三线控制接口模式；
*封装面积： 4×4mm，24-pin QFN-5800C Fm chip code data and drive
Technical characteristics:
* Domestic first CMOS process using the FM radio chip
* Drive ability, and can directly drive headphones and amplifier
* Low power consumption, advanced program than lower 1mA
* Frequency coverage from 76M-108M FM band of countries
* A high degree of integration, necessary to zero the number of peripheral devices
* LOW-IF powerful digital audio structure
* A powerful digital signal processing technology (DSP), automatic frequency control and AGC
* Digital Adaptive Noise Reduction
Acceptance of high sensitivity, excellent sound quality, excellent stereo sound effects
* To support the heavy bass, adjustable radio search, soft mute and blend functions
* Only one 32.768K crystal as a reference clock
* Support for I2C and SPI digital interface to support I2S audio interface will be in line with all the multimedia processing chip
* Adjustable de-emphasis (50/75 us)
* Analog and digital volu Platform: |
Size: 1367040 |
Author:文社 |
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Description: 簡介
PT2323 是特別為6CH 家庭劇院音響系統所設計的音響用輸入選擇器，並且內建2CH~6CH 轉換
器，可以直接將傳統立體聲2CH 信號轉換成為模擬6CH 信號，使用I2C 控制介面。單電源9V 供
應電壓，低成本及極佳的性能表現(THD<0.005 Typ)，適合任何高性能的6CH 音響系統之應用。
特色
l 供應電源：9V
l 提供4 組立體聲及一組6CH 輸入端
l 內建2CH~6CH 轉換器和副低頻低通濾波器
l 最大輸入電壓可達3.75Vrms (1KHz, THD<1 )
l 低失真<0.005 (1KHz, 0.2Vrms)，低噪訊<6μVrms
l I2C 控制介面
應用範圍
l AV 音響器材
l 迷你組你音響
l 汽車音響
l 多媒體音箱-DESCRIPTION
PT2323 is a 6-Channel Audio Selector utilizing CMOS Technology specially designed for Home
Theater System. It provides a built-in 2-Channel to 6-Channel Translator, which can directly mix
traditional stereo channel to simulate a 6-Channel audio output. Single power supply (9V), I2C Bus
Interface as well as very low Total Harmonic Distortion (THD < 0.005 ) and other features are
incorporated into a single chip thereby providing very high performance. Pin assignments and
application circuit are optimized for easy PCB layout and cost saving advantages.
FEATURES
Supply Voltage: 9V
4 Stereo Inputs
One 6-Channel Input
Maximum Input Voltage: 3.75Vrms (1kHz, THD<1 )
Low Total Harmonic Distortion, THD<0.005 (1kHz, 0.2Vrms)
Low Noise: No<4μVrms
I2C Bus Interface
Available in 28 Pins, DIP or SOP Package
APPLICATIONS
AV System
Mini Compo
Platform: |
Size: 61440 |
Author:pizi |
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Description: 基于PIC单片机，DMX512协议的LED控制器程序，包含多种花样转换、I2C操作、串口通信等-Based on PIC microcontrollers, DMX512 protocol LED controller program includes a variety of pattern conversion, I2C operation, serial port communication Platform: |
Size: 99328 |
Author:jj |
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Description: 这是我自已为实验室画的基于STM32的PCB，现在将原理图及PCB全部分享，图是用PROTEL 99SE绘制的。可能会有布线不合理之处，仅供大家参考。
实验板资源介绍
1）CPU为100脚STM32F103XX
2）TFTLCD
3）SD卡
4）4X4键盘模块及四个独立按键
5）ISP下载口及20脚JTAG下载口
6）RS232接口、RS485接口、PS/2接口、USB接口
7）I/O口驱动的蜂鸣器
8）I2C口驱动的AT24C02
9）三线SPI接口的DS1302
10）单路ADC
11）两路LED灯，方便实验板调试
-This is my own paintings for the laboratory-based STM32 of the PCB, schematic and PCB will now all share, map is drawn with PROTEL 99SE. Wiring may be unreasonable, only for your reference. Experimental board resource describes 1) CPU is 100 feet STM32F103XX 2) TFTLCD 3) SD cards 4) 4X4 keypad module and four separate buttons 5) ISP download port and 20-pin JTAG download port 6) RS232 Interface, RS485 Interface, PS/2 Interface, USB Interface 7) I/O port driver buzzer 8) I2C port driven AT24C02 9) three-wire SPI interface, the DS1302 10) single ADC 11) Two LED lights, to facilitate debugging test board Platform: |
Size: 869376 |
Author:彬彬有礼 |
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