dac
所属分类:单片机开发
开发工具:C/C++
文件大小:354KB
下载次数:2
上传日期:2017-11-20 09:35:20
上 传 者:
未转正
说明: 基于STM32F103zet6的DAC使用程序,经过实践验证,效果不错.可以作为初学者开发资料
(DAC based on the use of STM32F103zet6 program, the practice proved that the effect is good. Can be used as a beginner to develop information)
文件列表:
dac\CORE\core_cm3.c (17273, 2010-06-07)
dac\CORE\core_cm3.h (85714, 2011-02-09)
dac\CORE\startup_stm32f10x_hd.s (15503, 2011-03-10)
dac\HARDWARE\ADC\adc.c (2825, 2015-04-01)
dac\HARDWARE\ADC\adc.h (532, 2012-09-16)
dac\HARDWARE\DAC\dac.c (1870, 2015-04-01)
dac\HARDWARE\DAC\dac.h (671, 2012-09-16)
dac\HARDWARE\KEY\key.c (1740, 2015-04-01)
dac\HARDWARE\KEY\key.h (1059, 2015-03-23)
dac\HARDWARE\LCD\font.h (35016, 2015-03-13)
dac\HARDWARE\LCD\lcd.c (85336, 2015-04-01)
dac\HARDWARE\LCD\lcd.h (7561, 2015-03-31)
dac\HARDWARE\LED\led.c (1299, 2015-03-23)
dac\HARDWARE\LED\led.h (638, 2015-03-23)
dac\keilkilll.bat (399, 2011-04-23)
dac\OBJ\DAC.hex (131877, 2015-04-29)
dac\STM32F10x_FWLib\inc\misc.h (8982, 2011-03-10)
dac\STM32F10x_FWLib\inc\stm32f10x_adc.h (21690, 2011-03-10)
dac\STM32F10x_FWLib\inc\stm32f10x_bkp.h (7555, 2011-03-10)
dac\STM32F10x_FWLib\inc\stm32f10x_can.h (27559, 2011-03-10)
dac\STM32F10x_FWLib\inc\stm32f10x_cec.h (6573, 2011-03-10)
dac\STM32F10x_FWLib\inc\stm32f10x_crc.h (2162, 2011-03-10)
dac\STM32F10x_FWLib\inc\stm32f10x_dac.h (15233, 2012-09-16)
dac\STM32F10x_FWLib\inc\stm32f10x_dbgmcu.h (3818, 2011-03-10)
dac\STM32F10x_FWLib\inc\stm32f10x_dma.h (20754, 2011-03-10)
dac\STM32F10x_FWLib\inc\stm32f10x_exti.h (6824, 2011-03-10)
dac\STM32F10x_FWLib\inc\stm32f10x_flash.h (25445, 2011-03-10)
dac\STM32F10x_FWLib\inc\stm32f10x_fsmc.h (27016, 2012-08-25)
dac\STM32F10x_FWLib\inc\stm32f10x_gpio.h (20175, 2012-09-16)
dac\STM32F10x_FWLib\inc\stm32f10x_i2c.h (30029, 2011-03-10)
dac\STM32F10x_FWLib\inc\stm32f10x_iwdg.h (3828, 2011-03-10)
dac\STM32F10x_FWLib\inc\stm32f10x_pwr.h (4383, 2011-03-10)
dac\STM32F10x_FWLib\inc\stm32f10x_rcc.h (30452, 2011-03-10)
dac\STM32F10x_FWLib\inc\stm32f10x_rtc.h (3857, 2011-03-10)
dac\STM32F10x_FWLib\inc\stm32f10x_sdio.h (21863, 2011-03-10)
dac\STM32F10x_FWLib\inc\stm32f10x_spi.h (17725, 2011-03-10)
dac\STM32F10x_FWLib\inc\stm32f10x_tim.h (52427, 2011-03-10)
dac\STM32F10x_FWLib\inc\stm32f10x_usart.h (16548, 2011-03-10)
dac\STM32F10x_FWLib\inc\stm32f10x_wwdg.h (2966, 2011-03-10)
... ...
实验器材:
正点原子精英STM32F103开发板
实验目的:
学习STM32内部DAC的使用
硬件资源:
1,DS0(连接在PB5)
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/A10接RS)
4,按键KEY1(PE3)/KEY_UP(PA0,也称之为WK_UP)
5,DAC(STM32内部DAC通道1,通过PA4输出)
6,ADC(STM32内部ADC1_CH1,连接在PA1).
实验现象:
本实验利用按键(KEY1/KEY_UP两个按键,或USMART)控制STM32F1内部DAC模块的通道1来输出电压,通过ADC1的
通道1采集DAC的输出电压,在LCD模块上面显示ADC获取到的电压值以及DAC的设定输出电压值等信息。同时可以通
过usmart调用Dac1_Set_Vol函数,来直接设置DAC输出电压。
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,ADC的参考电压直接连接在AVDD,恒为3.3V
4,通过跳线帽短接多功能接口(P7)的ADC和DAC,即可实现自测试(AD读取DA值,显示在LCD上)
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