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‎07.sensors/M5310A/M5310A.py‎

Lines changed: 141 additions & 0 deletions
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from machine import UART
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import utime
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from machine import Pin
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class M5310_A():
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def send_cmd(self,cmd):
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self.uart.write(cmd + '\r\n')
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def cheak_ack(self,buf, ack):
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if ack in buf:
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return True
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else:
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return False
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def __init__(self):
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self.rst = Pin(18, Pin.OUT)
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self.uart = UART(2)
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self.uart.init(9600, bits=8, parity=None, stop=1)
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self.RecvMax = 128
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self.RecvBuf = bytearray()
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self.cmd = ['AT', 'AT+CIMI', 'AT+COPS=1,2,\"46000\"', 'AT+CSQ', 'AT+CEREG?', 'AT+CGATT?',
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'AT+NSOCR="DGRAM",17,0,1', 'AT+NSOCFG=0', 'AT+NSOCFG=0,0,0']
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self.cmd_len = len(self.cmd)
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self.cmd_index = 0
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self.set_up()
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def set_up(self):
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self.rst.value(1)
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utime.sleep_ms(200)
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self.rst.value(0)
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self.send_cmd(self.cmd[self.cmd_index])
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send_time = utime.ticks_ms()
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while True:
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recvlen = self.uart.any()
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if recvlen > 0:
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buffer = self.uart.read(recvlen)
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for data in buffer:
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self.RecvBuf.append(data)
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if self.cmd[self.cmd_index] == 'AT' or self.cmd[self.cmd_index] == 'AT+CIMI' \
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or self.cmd[self.cmd_index] == 'AT+COPS=1,2,\"46000\"' or self.cmd[self.cmd_index] ==\
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'AT+NSOCFG=0' or self.cmd[self.cmd_index] == 'AT+NSOCFG=0,0,0':
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if self.cheak_ack(self.RecvBuf, b'\r\nOK\r\n'):
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print('CHEAK_OK')
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print(self.RecvBuf)
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self.RecvBuf = bytearray()
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self.cmd_index += 1
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if self.cmd_index >= self.cmd_len:
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break
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else:
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self.send_cmd(self.cmd[self.cmd_index])
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send_time = utime.ticks_ms()
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elif self.cmd[self.cmd_index] == 'AT+CSQ':
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if self.cheak_ack(self.RecvBuf, b'\r\n+CSQ:'):
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print('CHEAK_OK')
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print(self.RecvBuf)
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strbuf = bytes(self.RecvBuf)
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print(strbuf)
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num = strbuf.find(b':')
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csq = int(strbuf[num + 1:num + 3])
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if csq > 12 and csq < 99:
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self.RecvBuf = bytearray()
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self.cmd_index += 1
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if self.cmd_index >= self.cmd_len:
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break
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else:
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self.send_cmd(self.cmd[self.cmd_index])
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send_time = utime.ticks_ms()
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elif self.cmd[self.cmd_index] == 'AT+CGATT?':
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if self.cheak_ack(self.RecvBuf, b'+CGATT:1'):
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print('CHEAK_OK')
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print(self.RecvBuf)
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self.RecvBuf = bytearray()
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self.cmd_index += 1
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if self.cmd_index >= self.cmd_len:
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break
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else:
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self.send_cmd(self.cmd[self.cmd_index])
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send_time = utime.ticks_ms()
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elif self.cmd[self.cmd_index] == 'AT+CEREG?':
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if self.cheak_ack(self.RecvBuf, b'+CEREG:0'):
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print('CHEAK_OK')
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print(self.RecvBuf)
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strbuf = bytes(self.RecvBuf)
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print(strbuf)
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num = strbuf.find(b'G:')
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reg = int(strbuf[num + 4:num + 5])
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if reg == 1 or reg == 5:
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self.RecvBuf = bytearray()
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self.cmd_index += 1
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if self.cmd_index >= self.cmd_len:
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break
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else:
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self.send_cmd(self.cmd[self.cmd_index])
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send_time = utime.ticks_ms()
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elif self.cmd[self.cmd_index] == 'AT+NSOCR="DGRAM",17,0,1':
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if self.cheak_ack(self.RecvBuf, b'\r\nOK\r\n'):
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print('CHEAK_OK')
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print(self.RecvBuf)
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strbuf = bytes(self.RecvBuf)
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print(strbuf)
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num = strbuf.find(b'\r\nOK\r\n')
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reg = int(strbuf[num - 3]) - 48
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print(reg)
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if reg >= 0 and reg <= 6:
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self.RecvBuf = bytearray()
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self.cmd_index += 1
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if self.cmd_index >= self.cmd_len:
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break
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else:
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self.send_cmd(self.cmd[self.cmd_index])
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send_time = utime.ticks_ms()
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if (len(self.RecvBuf) > self.RecvMax):
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self.RecvBuf = bytearray()
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print('OUT LINE')
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self.send_cmd(self.cmd[self.cmd_index])
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print('resend:', self.cmd[self.cmd_index])
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send_time = utime.ticks_ms()
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now_time = utime.ticks_ms()
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if send_time + 500 < now_time:
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self.RecvBuf = bytearray()
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self.send_cmd(self.cmd[self.cmd_index])
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print('resend:', self.cmd[self.cmd_index])
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send_time = utime.ticks_ms()
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def send_data(self,data):
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data='AT+NSOST=0,zwidas.top,8888,,\"%s\"'%data
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self.send_cmd(data)
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def unit_test():
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ts=M5310_A()
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ts.send_data('hello')
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while True:
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recvlen = ts.uart.any()
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if recvlen > 0:
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buffer = ts.uart.read(recvlen)
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for data in buffer:
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ts.RecvBuf.append(data)
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print(ts.RecvBuf)
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if ts.cheak_ack(ts.RecvBuf, b'+NSONMI'):
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ts.RecvBuf=bytearray()
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ts.send_cmd('AT+NSORF=0,100')
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if __name__=='__main__':
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unit_test()

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