本文整理汇总了Python中Adafruit_BBIO.SPI.SPI.cshigh方法的典型用法代码示例。如果您正苦于以下问题:Python SPI.cshigh方法的具体用法?Python SPI.cshigh怎么用?Python SPI.cshigh使用的例子?那么, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类Adafruit_BBIO.SPI.SPI
的用法示例。
在下文中一共展示了SPI.cshigh方法的2个代码示例,这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞,您的评价将有助于系统推荐出更棒的Python代码示例。
示例1: SPI
# 需要导入模块: from Adafruit_BBIO.SPI import SPI [as 别名]
# 或者: from Adafruit_BBIO.SPI.SPI import cshigh [as 别名]
#!/usr/bin/python
from Adafruit_BBIO.SPI import SPI
spi = SPI(0,0)
spi.lsbfirst=False
spi.msh=1000000
spi.cshigh=False
spi.xfer2([0x36])
spi.cshigh=True
for reg in range(0x0,0x3d+1,1):
spi.cshigh=False
send = [ reg+0xc0 , 0x0 ]
recv = spi.xfer2(send)
spi.cshigh=True
print reg,recv
patable=9*[0]
patable[0]=0x3e+0xc0
spi.cshigh=False
dd = spi.xfer2(patable)
spi.cshigh=True
print 0x3e,dd
rxfifo=65*[0]
rxfifo[0]=0x3f+0xc0
示例2: RegWrite
# 需要导入模块: from Adafruit_BBIO.SPI import SPI [as 别名]
# 或者: from Adafruit_BBIO.SPI.SPI import cshigh [as 别名]
RegWrite(ADS1248.IDAC1,0b11001100); # IDAC1: n.c.
RegWrite(ADS1248.VBIAS,0b00000000); # VBIAS: BIAS voltage disabled
RegWrite(ADS1248.OFC0, 0b00000000); # OFC0: 0 => reset offset calibration
RegWrite(ADS1248.OFC1, 0b00000000); # OFC1: 0 => reset offset calibration
RegWrite(ADS1248.OFC2, 0b00000000); # OFC2: 0 => reset offset calibration
RegWrite(ADS1248.GPIOCFG, 0b00000000); # GPIOCFG: all used as analog inputs
RegWrite(ADS1248.GPIODIR, 0b00000000); # GPIODIR: -
RegWrite(ADS1248.GPIODAT, 0b00000000); # GPIODAT: -
spi = SPI(0,0) #/dev/spidev1.0
spi.msh=10000 # SPI clock set to 100 kHz
spi.bpw = 8 # bits/word
spi.threewire = False
spi.lsbfirst = False
spi.mode = 1
spi.cshigh = False # ADS1248 chip select (active low)
spi.open(0,0)
GPIO.setup("P9_14", GPIO.OUT)
# drive START high to start conversion
GPIO.setup(ADS1248.STARTPIN, GPIO.OUT)
GPIO.output(ADS1248.STARTPIN,GPIO.HIGH)
time.sleep(0.02)
ADCinit()
while True: