全部資料51hei下載地址：
TPYBoard v202 典型實例.rar
(5.34 KB, 下載次數: 4)
2019-1-11 22:39 上傳
點擊文件名下載附件
- import machine
- from machine import I2C,Pin
- DS3231_ADDR = const(0x68)
- DS3231_REG_SEC = b'\x00'
- DS3231_REG_MIN = b'\x01'
- DS3231_REG_HOUR = b'\x02'
- DS3231_REG_WEEKDAY= b'\x03'
- DS3231_REG_DAY = b'\x04'
- DS3231_REG_MONTH = b'\x05'
- DS3231_REG_YEAR = b'\x06'
- DS3231_REG_A1SEC = b'\x07'
- DS3231_REG_A1MIN = b'\x08'
- DS3231_REG_A1HOUR = b'\x09'
- DS3231_REG_A1DAY = 0x0A
- DS3231_REG_A2MIN = 0x0B
- DS3231_REG_A2HOUR = 0x0C
- DS3231_REG_A2DAY = 0x0D
- DS3231_REG_CTRL = 0x0E
- DS3231_REG_STA = 0x0F
- DS3231_REG_OFF = 0x10
- DS3231_REG_TEMP = b'\x11'
- class DS3231(object):
- def __init__(self):
- self.i2c =I2C(scl=Pin(14),sda=Pin(2),freq=100000)
- def DATE(self, dat=[]):
- if dat==[]:
- t = []
- t.append(self.year())
- t.append(self.month())
- t.append(self.day())
- return t
- else:
- self.year(dat[0])
- self.month(dat[1])
- self.day(dat[2])
- def TIME(self, dat=[]):
- if dat==[]:
- t = []
- t.append(self.hour())
- t.append(self.min())
- t.append(self.sec())
- return t
- else:
- self.hour(dat[0])
- self.min(dat[1])
- self.sec(dat[2])
- def DateTime(self, dat=[]):
- if dat==[]:
- return self.DATE() + self.TIME()
- else:
- self.year(dat[0])
- self.month(dat[1])
- self.day(dat[2])
- self.hour(dat[3])
- self.min(dat[4])
- self.sec(dat[5])
- def dec2hex(self, dat):
- return (int(dat/10)<<4) + (dat%10)
- def setREG(self, dat,reg):
- buf = bytearray(2)
- buf[0] = reg[0]
- buf[1] = dat
- self.i2c.writeto(DS3231_ADDR,buf)
-
- def getREG_DEC(self,reg):
- self.i2c.writeto(DS3231_ADDR,reg)
- t = self.i2c.readfrom(DS3231_ADDR,1)[0]
- return (t>>4)*10 + (t%16)
- def sec(self, sec=''):
- if sec == '':
- return self.getREG_DEC(DS3231_REG_SEC)
- else:
- self.setREG(self.dec2hex(sec), DS3231_REG_SEC)
- def min(self, min=''):
- if min == '':
- return self.getREG_DEC(DS3231_REG_MIN)
- else:
- self.setREG(self.dec2hex(min), DS3231_REG_MIN)
- def hour(self, hour=''):
- if hour=='':
- return self.getREG_DEC(DS3231_REG_HOUR)
- else:
- self.setREG(self.dec2hex(hour), DS3231_REG_HOUR)
- def day(self, day=''):
- if day=='':
- return self.getREG_DEC(DS3231_REG_DAY)
- else:
- self.setREG(self.dec2hex(day), DS3231_REG_DAY)
- def month(self, month=''):
- if month=='':
- return self.getREG_DEC(DS3231_REG_MONTH)
- else:
- self.setREG(self.dec2hex(month), DS3231_REG_MONTH)
- ……………………
- …………限于本文篇幅 余下代碼請從51黑下載附件…………
|
