设计了一种带振幅控制的晶体振荡器，用于32 768 Hz的实时时钟。振幅调节环采用源接地振荡器形式来得到高的频率稳定性和低的功耗。使用MOS管电阻有效的减小了版图面积。电路在0.35 μm、5 V CMOS工艺上实现，仿真和测试结果都能满足设计要求。
上传时间： 2013-11-10
上传用户：maricle
该程序是用F449的内部TIMER_A CCR0的比较模式功能，来控制P5.1口驱动LED 30.5ms(1000/32.768)闪烁。
上传时间： 2013-11-26
上传用户：xymbian
RX-8801 SA Features built-in 32.768 kHz DTCXO, High Stability Supports l'C-Bus's high speed mode (400 kHz)Alarm interrupt function for day, date, hour, and minute settings Fixed-cycle timer interrupt function Time update interrupt function32.768 kHz output with OE function Auto correction of leap years Wide interface voltage range: 2.2 V to 5.5 V Wide time-keeping voltage range:1.8 V to 5.5 V Low current consumption: 0.84A/3V (Typ.)is an IC bus interface-compliant real-time clock which includes a 32.768 kHz DTCXO In addition to providing a calendar (year, month, date, day, hour, minute, second) function and a clock counter function, this module provides an abundance of other functions including an alarm function, fixed-cycle timer unction, time update interrupt function, and 32.768 kHz output function.The devices in this module are fabricated via a C-MOS process for low current consumption, which enables ong-term battery back-up.
上传时间： 2022-06-17
上传用户：
Really great code and info for 32-bit protected mode .ASM programming
标签： programming protected Really great
上传时间： 2015-09-16
上传用户：源弋弋
32阵元的MUSIC算法，基于特征空间分解，内有详细说明，供大家参考。
上传时间： 2015-10-29
上传用户：huannan88
32位arm9微处理器S3C2410的ad模数转换测试源代码
上传时间： 2015-11-24
上传用户：1079836864
一个朋友给我的FAT文件系统源代码,兼职FAT16/32,针对ARM挂硬盘开发的!
上传时间： 2016-03-03
上传用户：Andy123456
32位并行乘法器的测试文件，已经经过验证，可以直接使用
上传时间： 2014-01-10
上传用户：qilin
1-32是：图形应用篇 33-66是：界面设计篇 67-84是：图形处理篇 85-100是：数值分析篇
上传时间： 2016-05-31
上传用户：许小华
用AVR单片机设计的MP3播放器 功能： MP3 Player IDE ATA interface FAT 32 with long file name support USB interface On board power supply (input from 7v to 20v DC) Bootloader firmware upgradeable via USB port Infrared bi-directional interface Remote Control Back light graphic LCD worked with only 2x AA batteries In sleep mode sink less than 1uA (2.5mA in active mode) 5 buttons for easy navigation Long range (more than 20 feets)
标签： MP3 interface support Player
上传时间： 2016-07-02
上传用户：fandeshun
