stm32f4-adc
所属分类:单片机开发
开发工具:C/C++
文件大小:210KB
下载次数:13
上传日期:2017-04-17 09:20:53
上 传 者:
`lrl123
说明: stm32f4 adc实验 库函数版 mdk514
(stm32f4 adc mdk514)
文件列表:
stm32f4-adc\HARDWARE\ADC\adc.c (2140, 2014-09-25)
stm32f4-adc\HARDWARE\ADC\adc.h (794, 2014-08-28)
stm32f4-adc\HARDWARE\BEEP\beep.c (757, 2014-09-20)
stm32f4-adc\HARDWARE\BEEP\beep.h (676, 2014-09-20)
stm32f4-adc\HARDWARE\EXTI\exti.c (1843, 2014-09-21)
stm32f4-adc\HARDWARE\EXTI\exti.h (655, 2014-05-04)
stm32f4-adc\HARDWARE\KEY\key.c (1463, 2014-07-09)
stm32f4-adc\HARDWARE\KEY\key.h (898, 2014-07-08)
stm32f4-adc\HARDWARE\LCD\FONT.H (35016, 2014-01-02)
stm32f4-adc\HARDWARE\LCD\ILI93xx.c (84816, 2015-08-04)
stm32f4-adc\HARDWARE\LCD\lcd.h (7543, 2015-08-04)
stm32f4-adc\HARDWARE\LED\led.c (789, 2014-08-28)
stm32f4-adc\HARDWARE\LED\led.h (692, 2014-05-04)
stm32f4-adc\HARDWARE\OLED\oled.c (8033, 2014-05-04)
stm32f4-adc\HARDWARE\OLED\oled.h (1565, 2014-05-04)
stm32f4-adc\HARDWARE\OLED\oledfont.h (35017, 2014-01-02)
stm32f4-adc\HARDWARE\RNG\rng.c (1209, 2014-10-02)
stm32f4-adc\HARDWARE\RNG\rng.h (736, 2014-08-28)
stm32f4-adc\HARDWARE\RTC\rtc.c (8051, 2014-11-13)
stm32f4-adc\HARDWARE\RTC\rtc.h (1594, 2014-07-26)
stm32f4-adc\HARDWARE\TIMER\timer.c (4664, 2014-09-21)
stm32f4-adc\HARDWARE\TIMER\timer.h (1007, 2014-08-28)
stm32f4-adc\HARDWARE\TPAD\tpad.c (4171, 2014-09-21)
stm32f4-adc\HARDWARE\TPAD\tpad.h (921, 2014-07-04)
stm32f4-adc\HARDWARE\WDG\wdg.c (2215, 2014-05-04)
stm32f4-adc\HARDWARE\WDG\wdg.h (849, 2014-05-04)
stm32f4-adc\HARDWARE\WKUP\wkup.c (2611, 2014-09-25)
stm32f4-adc\HARDWARE\WKUP\wkup.h (756, 2014-05-06)
stm32f4-adc\keilkill.bat (399, 2011-05-09)
stm32f4-adc\OBJ\TEST.hex (79701, 2015-08-03)
stm32f4-adc\SYSTEM\delay\delay.c (7598, 2015-08-03)
stm32f4-adc\SYSTEM\delay\delay.h (1370, 2015-05-21)
stm32f4-adc\SYSTEM\sys\core_cm4.h (109142, 2014-07-17)
stm32f4-adc\SYSTEM\sys\core_cm4_simd.h (22735, 2014-07-17)
stm32f4-adc\SYSTEM\sys\core_cmFunc.h (17146, 2014-07-17)
stm32f4-adc\SYSTEM\sys\core_cmInstr.h (20513, 2014-07-17)
stm32f4-adc\SYSTEM\sys\stm32f4xx.h (704095, 2014-08-01)
stm32f4-adc\SYSTEM\sys\sys.c (8388, 2015-04-11)
... ...
实验器材:
探索者STM32F4开发板
实验目的:
学习STM32内部ADC的使用
硬件资源:
1,DS0(连接在PF9)
2,串口1(波特率:115200,PA9/PA10连接在板载USB转串口芯片CH340上面)
3,ALIENTEK 2.8/3.5/4.3/7寸TFTLCD模块(通过FSMC驱动,FSMC_NE4接LCD片选/A6接RS)
4,ADC(STM32内部ADC1,通道5,即:ADC1_CH5)
实验现象:
本实验通过STM32内部ADC1读取通道5(PA5)上面的电压,在LCD模块上面显示ADC转换值以及换算成电压后
的电压值。
注意事项:
1,4.3寸和7寸屏需要比较大电流,USB供电可能不足,请用外部电源适配器(推荐外接12V 1A电源).
2,本例程在LCD_Init函数里面(在ILI93xx.c),用到了printf,如果不初始化串口1,将导致液晶无法显示!!
3,PA5默认通过跳线帽连接TPAD,读取到的电压值约为3V左右,请拔了P12跳线帽,然后给PA5提供测试电压.
4,ADC的最大输入电压是3.3V,请不要超过这个值.
5,多功能接口(P12)的ADC即连接在PA5上.
6,ADC的参考电压默认通过P7连接在VDDA上面(3.3V),所以默认参考电压是3.3V
正点原子@ALIENTEK
2014-10-25
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