文件名称:18B20
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所属分类:
- 标签属性:
- 上传时间:2016-09-29
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文件大小:2.51mb
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已下载:0次
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提 供 者:
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相关连接:无下载说明:别用迅雷下载,失败请重下,重下不扣分!
介绍说明--下载内容来自于网络,使用问题请自行百度
STM32控制温度传感器单总线上的所有通信都是以初始化序列开始。主机输出低电平,保持低电平时间至少480 us,,以产生复位脉冲。接着主机释放总线,4.7K的上拉电阻将单总线拉高,延时15~60 us,并进入接收模式(Rx)。接着DS18B20拉低总线60~240 us,以产生低电平应答脉冲。
-STM32 control temperature sensor u8 DS18B20_Check(void)
{
u8 retry 0
DS18B20_IO_IN() //SET PA0 INPUT
while (DS18B20_DQ_IN&&retry<200)
{
retry++
delay_us(1)
}
if(retry> 200)return 1
else retry 0
while (!DS18B20_DQ_IN&&retry<240)
{
retry++
delay_us(1)
}
if(retry> 240)return 1
return 0
}
-STM32 control temperature sensor u8 DS18B20_Check(void)
{
u8 retry 0
DS18B20_IO_IN() //SET PA0 INPUT
while (DS18B20_DQ_IN&&retry<200)
{
retry++
delay_us(1)
}
if(retry> 200)return 1
else retry 0
while (!DS18B20_DQ_IN&&retry<240)
{
retry++
delay_us(1)
}
if(retry> 240)return 1
return 0
}
(系统自动生成,下载前可以参看下载内容)
下载文件列表
SYSTEM/delay/delay.c
SYSTEM/delay/delay.h
SYSTEM/sys/sys.c
SYSTEM/sys/sys.h
SYSTEM/usart/usart.c
SYSTEM/usart/usart.h
USER/DS18B20.map
USER/DS18B20.uvguix.Administrator
USER/DS18B20.uvoptx
USER/DS18B20.uvprojx
USER/JLinkSettings.ini
USER/main.c
USER/startup_stm32f10x_hd.lst
USER/stm32f10x.h
USER/stm32f10x_conf.h
USER/stm32f10x_it.c
USER/stm32f10x_it.h
USER/system_stm32f10x.c
USER/system_stm32f10x.h
keilkilll.bat
README.TXT
CORE/core_cm3.c
CORE/core_cm3.h
CORE/startup_stm32f10x_hd.s
HARDWARE/DS18B20/ds18b20.c
HARDWARE/DS18B20/ds18b20.h
HARDWARE/KEY/key.c
HARDWARE/KEY/key.h
HARDWARE/LCD/font.h
HARDWARE/LCD/lcd.c
HARDWARE/LCD/lcd.h
HARDWARE/LED/led.c
HARDWARE/LED/led.h
OBJ/core_cm3.crf
OBJ/core_cm3.d
OBJ/core_cm3.o
OBJ/delay.crf
OBJ/delay.d
OBJ/delay.o
OBJ/DS18B20.axf
OBJ/DS18B20.build_log.htm
OBJ/ds18b20.crf
OBJ/ds18b20.d
OBJ/DS18B20.hex
OBJ/DS18B20.htm
OBJ/DS18B20.lnp
OBJ/ds18b20.o
OBJ/DS18B20.sct
OBJ/DS18B20_DS18B20.dep
OBJ/key.crf
OBJ/key.d
OBJ/key.o
OBJ/lcd.crf
OBJ/lcd.d
OBJ/lcd.o
OBJ/led.crf
OBJ/led.d
OBJ/led.o
OBJ/main.crf
OBJ/main.d
OBJ/main.o
OBJ/misc.crf
OBJ/misc.d
OBJ/misc.o
OBJ/startup_stm32f10x_hd.d
OBJ/startup_stm32f10x_hd.o
OBJ/stm32f10x_fsmc.crf
OBJ/stm32f10x_fsmc.d
OBJ/stm32f10x_fsmc.o
OBJ/stm32f10x_gpio.crf
OBJ/stm32f10x_gpio.d
OBJ/stm32f10x_gpio.o
OBJ/stm32f10x_it.crf
OBJ/stm32f10x_it.d
OBJ/stm32f10x_it.o
OBJ/stm32f10x_rcc.crf
OBJ/stm32f10x_rcc.d
OBJ/stm32f10x_rcc.o
OBJ/stm32f10x_usart.crf
OBJ/stm32f10x_usart.d
OBJ/stm32f10x_usart.o
OBJ/sys.crf
OBJ/sys.d
OBJ/sys.o
OBJ/system_stm32f10x.crf
OBJ/system_stm32f10x.d
OBJ/system_stm32f10x.o
OBJ/usart.crf
OBJ/usart.d
OBJ/usart.o
STM32F10x_FWLib/inc/misc.h
STM32F10x_FWLib/inc/stm32f10x_adc.h
STM32F10x_FWLib/inc/stm32f10x_bkp.h
STM32F10x_FWLib/inc/stm32f10x_can.h
STM32F10x_FWLib/inc/stm32f10x_cec.h
STM32F10x_FWLib/inc/stm32f10x_crc.h
STM32F10x_FWLib/inc/stm32f10x_dac.h
STM32F10x_FWLib/inc/stm32f10x_dbgmcu.h
STM32F10x_FWLib/inc/stm32f10x_dma.h
STM32F10x_FWLib/inc/stm32f10x_exti.h
STM32F10x_FWLib/inc/stm32f10x_flash.h
STM32F10x_FWLib/inc/stm32f10x_fsmc.h
STM32F10x_FWLib/inc/stm32f10x_gpio.h
STM32F10x_FWLib/inc/stm32f10x_i2c.h
STM32F10x_FWLib/inc/stm32f10x_iwdg.h
STM32F10x_FWLib/inc/stm32f10x_pwr.h
STM32F10x_FWLib/inc/stm32f10x_rcc.h
STM32F10x_FWLib/inc/stm32f10x_rtc.h
STM32F10x_FWLib/inc/stm32f10x_sdio.h
STM32F10x_FWLib/inc/stm32f10x_spi.h
STM32F10x_FWLib/inc/stm32f10x_tim.h
STM32F10x_FWLib/inc/stm32f10x_usart.h
STM32F10x_FWLib/inc/stm32f10x_wwdg.h
STM32F10x_FWLib/src/misc.c
STM32F10x_FWLib/src/stm32f10x_adc.c
STM32F10x_FWLib/src/stm32f10x_bkp.c
STM32F10x_FWLib/src/stm32f10x_can.c
STM32F10x_FWLib/src/stm32f10x_cec.c
STM32F10x_FWLib/src/stm32f10x_crc.c
STM32F10x_FWLib/src/stm32f10x_dac.c
STM32F10x_FWLib/src/stm32f10x_dbgmcu.c
STM32F10x_FWLib/src/stm32f10x_dma.c
STM32F10x_FWLib/src/stm32f10x_exti.c
STM32F10x_FWLib/src/stm32f10x_flash.c
STM32F10x_FWLib/src/stm32f10x_fsmc.c
STM32F10x_FWLib/src/stm32f10x_gpio.c
STM32F10x_FWLib/src/stm32f10x_i2c.c
STM32F10x_FWLib/src/stm32f10x_iwdg.c
STM32F10x_FWLib/src/stm32f10x_pwr.c
STM32F10x_FWLib/src/stm32f10x_rcc.c
STM32F10x_FWLib/src/stm32f10x_rtc.c
STM32F10x_FWLib/src/stm32f10x_sdio.c
STM32F10x_FWLib/src/stm32f10x_spi.c
STM32F10x_FWLib/src/stm32f10x_tim.c
STM32F10x_FWLib/src/stm32f10x_usart.c
STM32F10x_FWLib/src/stm32f10x_wwdg.c
SYSTEM/delay
SYSTEM/sys
SYSTEM/usart
HARDWARE/DS18B20
HARDWARE/KEY
HARDWARE/LCD
HARDWARE/LED
STM32F10x_FWLib/inc
STM32F10x_FWLib/src
SYSTEM
USER
CORE
HARDWARE
OBJ
STM32F10x_FWLib
SYSTEM/delay/delay.h
SYSTEM/sys/sys.c
SYSTEM/sys/sys.h
SYSTEM/usart/usart.c
SYSTEM/usart/usart.h
USER/DS18B20.map
USER/DS18B20.uvguix.Administrator
USER/DS18B20.uvoptx
USER/DS18B20.uvprojx
USER/JLinkSettings.ini
USER/main.c
USER/startup_stm32f10x_hd.lst
USER/stm32f10x.h
USER/stm32f10x_conf.h
USER/stm32f10x_it.c
USER/stm32f10x_it.h
USER/system_stm32f10x.c
USER/system_stm32f10x.h
keilkilll.bat
README.TXT
CORE/core_cm3.c
CORE/core_cm3.h
CORE/startup_stm32f10x_hd.s
HARDWARE/DS18B20/ds18b20.c
HARDWARE/DS18B20/ds18b20.h
HARDWARE/KEY/key.c
HARDWARE/KEY/key.h
HARDWARE/LCD/font.h
HARDWARE/LCD/lcd.c
HARDWARE/LCD/lcd.h
HARDWARE/LED/led.c
HARDWARE/LED/led.h
OBJ/core_cm3.crf
OBJ/core_cm3.d
OBJ/core_cm3.o
OBJ/delay.crf
OBJ/delay.d
OBJ/delay.o
OBJ/DS18B20.axf
OBJ/DS18B20.build_log.htm
OBJ/ds18b20.crf
OBJ/ds18b20.d
OBJ/DS18B20.hex
OBJ/DS18B20.htm
OBJ/DS18B20.lnp
OBJ/ds18b20.o
OBJ/DS18B20.sct
OBJ/DS18B20_DS18B20.dep
OBJ/key.crf
OBJ/key.d
OBJ/key.o
OBJ/lcd.crf
OBJ/lcd.d
OBJ/lcd.o
OBJ/led.crf
OBJ/led.d
OBJ/led.o
OBJ/main.crf
OBJ/main.d
OBJ/main.o
OBJ/misc.crf
OBJ/misc.d
OBJ/misc.o
OBJ/startup_stm32f10x_hd.d
OBJ/startup_stm32f10x_hd.o
OBJ/stm32f10x_fsmc.crf
OBJ/stm32f10x_fsmc.d
OBJ/stm32f10x_fsmc.o
OBJ/stm32f10x_gpio.crf
OBJ/stm32f10x_gpio.d
OBJ/stm32f10x_gpio.o
OBJ/stm32f10x_it.crf
OBJ/stm32f10x_it.d
OBJ/stm32f10x_it.o
OBJ/stm32f10x_rcc.crf
OBJ/stm32f10x_rcc.d
OBJ/stm32f10x_rcc.o
OBJ/stm32f10x_usart.crf
OBJ/stm32f10x_usart.d
OBJ/stm32f10x_usart.o
OBJ/sys.crf
OBJ/sys.d
OBJ/sys.o
OBJ/system_stm32f10x.crf
OBJ/system_stm32f10x.d
OBJ/system_stm32f10x.o
OBJ/usart.crf
OBJ/usart.d
OBJ/usart.o
STM32F10x_FWLib/inc/misc.h
STM32F10x_FWLib/inc/stm32f10x_adc.h
STM32F10x_FWLib/inc/stm32f10x_bkp.h
STM32F10x_FWLib/inc/stm32f10x_can.h
STM32F10x_FWLib/inc/stm32f10x_cec.h
STM32F10x_FWLib/inc/stm32f10x_crc.h
STM32F10x_FWLib/inc/stm32f10x_dac.h
STM32F10x_FWLib/inc/stm32f10x_dbgmcu.h
STM32F10x_FWLib/inc/stm32f10x_dma.h
STM32F10x_FWLib/inc/stm32f10x_exti.h
STM32F10x_FWLib/inc/stm32f10x_flash.h
STM32F10x_FWLib/inc/stm32f10x_fsmc.h
STM32F10x_FWLib/inc/stm32f10x_gpio.h
STM32F10x_FWLib/inc/stm32f10x_i2c.h
STM32F10x_FWLib/inc/stm32f10x_iwdg.h
STM32F10x_FWLib/inc/stm32f10x_pwr.h
STM32F10x_FWLib/inc/stm32f10x_rcc.h
STM32F10x_FWLib/inc/stm32f10x_rtc.h
STM32F10x_FWLib/inc/stm32f10x_sdio.h
STM32F10x_FWLib/inc/stm32f10x_spi.h
STM32F10x_FWLib/inc/stm32f10x_tim.h
STM32F10x_FWLib/inc/stm32f10x_usart.h
STM32F10x_FWLib/inc/stm32f10x_wwdg.h
STM32F10x_FWLib/src/misc.c
STM32F10x_FWLib/src/stm32f10x_adc.c
STM32F10x_FWLib/src/stm32f10x_bkp.c
STM32F10x_FWLib/src/stm32f10x_can.c
STM32F10x_FWLib/src/stm32f10x_cec.c
STM32F10x_FWLib/src/stm32f10x_crc.c
STM32F10x_FWLib/src/stm32f10x_dac.c
STM32F10x_FWLib/src/stm32f10x_dbgmcu.c
STM32F10x_FWLib/src/stm32f10x_dma.c
STM32F10x_FWLib/src/stm32f10x_exti.c
STM32F10x_FWLib/src/stm32f10x_flash.c
STM32F10x_FWLib/src/stm32f10x_fsmc.c
STM32F10x_FWLib/src/stm32f10x_gpio.c
STM32F10x_FWLib/src/stm32f10x_i2c.c
STM32F10x_FWLib/src/stm32f10x_iwdg.c
STM32F10x_FWLib/src/stm32f10x_pwr.c
STM32F10x_FWLib/src/stm32f10x_rcc.c
STM32F10x_FWLib/src/stm32f10x_rtc.c
STM32F10x_FWLib/src/stm32f10x_sdio.c
STM32F10x_FWLib/src/stm32f10x_spi.c
STM32F10x_FWLib/src/stm32f10x_tim.c
STM32F10x_FWLib/src/stm32f10x_usart.c
STM32F10x_FWLib/src/stm32f10x_wwdg.c
SYSTEM/delay
SYSTEM/sys
SYSTEM/usart
HARDWARE/DS18B20
HARDWARE/KEY
HARDWARE/LCD
HARDWARE/LED
STM32F10x_FWLib/inc
STM32F10x_FWLib/src
SYSTEM
USER
CORE
HARDWARE
OBJ
STM32F10x_FWLib
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