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objective-c ios调用sqlite数据库 例子源码
一个SQLite使用的简单例子。实现联系人信息的Demo,使用SQLite进行存取,并可以查询。
- 2013-09-10下载
- 积分:1
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USB_2.0.pdf
stm32下跑通usb外设,编译环境基于keil(stm32 next run through usb peripherals, based on keil compiler environment)
- 2013-10-05 21:34:54下载
- 积分:1
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S6d0118
用8051单片机来驱动的2.0吋TFT屏(S6D0118的IC)(use 8051 to drive the 2.0-inch TFT screen (S6D0118 IC))
- 2006-10-05 18:57:48下载
- 积分:1
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youxi
在单片机开发板上可实现的游戏——俄罗斯方块的C源程序(Microcontroller development board can achieve in a game- Tetris C source)
- 2014-02-24 17:26:55下载
- 积分:1
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4G+GPS
4G模块的资料,里面有手册加源码,可以直接在STM32上运行(4G module data, there are manual plus source code, can run directly on the STM32)
- 2021-03-06 11:19:30下载
- 积分:1
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Bregman算法
Bregman算法的原理,非常详尽的解释
- 2020-05-26下载
- 积分:1
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ADC1_DMA
说明: STM32F103中的adc采样,实现DMA的adc采样,不占用CPU(STM32F10 series of ADC sampling source code to achieve ADC conversion up to 12bit precision)
- 2020-05-20 18:33:38下载
- 积分:1
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laowai
采样法生成三相SPWM波的开环调速控制程序载波频率为20KHz,或载波周期为50μs。DSP晶振10MHz,内部4倍频,时钟频率为40MHz,计数周期为25ns。假设调制波频率由外部输入(1~50Hz),并转换成合适的格式(Sampling method to generate three-phase SPWM wave open-loop speed control procedures for the carrier frequency 20KHz, or carrier period is 50μs. DSP crystal 10MHz, internal 4 multiplier, the clock frequency of 40MHz, counting cycle 25ns. Assuming wave frequency modulation by external input (1 ~ 50Hz), and converted into a suitable format)
- 2009-02-08 18:58:52下载
- 积分:1
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cc
PIC单片机和18b20温度传感器的温度采集程序范例(An Example of Temperature Acquisition Program for PIC Single Chip Microcomputer and 18B20 Temperature Sensor)
- 2020-06-23 09:00:01下载
- 积分:1
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Arduino-IRremote-master-(1)
arduino平台红外传感器库及例程。实测可用(arduino platform libraries and routines infrared sensor)
- 2015-06-16 16:21:32下载
- 积分:1