Kazuki Yamamoto
/
uart_i2c_conv
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Revision 77:1a5a6ddddb4b, committed 2016-08-31
- Comitter:
- K4zuki
- Date:
- Wed Aug 31 04:19:38 2016 +0900
- Parent:
- 37:b263866a9d1b
- Parent:
- 76:fcbc456010e0
- Child:
- 78:434514b8d383
- Commit message:
- merge github/master
Changed in this revision
| serial2i2c.py.txt | Show annotated file Show diff for this revision Revisions of this file |
--- a/serial2i2c.py.txt Wed Aug 31 02:37:26 2016 +0900
+++ b/serial2i2c.py.txt Wed Aug 31 04:19:38 2016 +0900
@@ -1,150 +1,149 @@
-import serial
-import argparse
-import struct
-import os.path
-import binascii
-
-# Table 3. ASCII commands supported by SC18IM700
-# ASCII command Hex value Command function
-# S 0x53 I2C-bus START
-# P 0x50 I2C-bus STOP
-# R 0x52 read SC18IM700 internal register
-# W 0x57 write to SC18IM700 internal register
-# I 0x49 read GPIO port
-# O 0x4F write to GPIO port
-# Z 0x5A power down
-
-class serial2i2c(object):
- ser=0
- channel='0'
- address=0x80
-
- def __init__(self,port='com1',baud='115200'):
- self.ser=serial.Serial(port,baudrate=baud,timeout=1)
-
- def setChannel(self,channel=0):
- self.channel=channel
- self.ser.write("C"+str(self.channel)+"P")
- return (self.ser.readline().strip())
- pass
-
- def read(self,address,length=1):
- self.ser.write("S"+chr(address|0x01)+chr(length)+"P")
- return(self.ser.readline().strip())
- pass
-
- def write(self,address,data=0):
- data=self.convert_hex_to_ascii(data)
- length=len(data)
- format=">"+str(length)+"s"
- self.ser.write("S"+chr(address|0x00)+chr(length)\
- +struct.pack(format,data)+"P")
-# +">"+str(length)+"B"+chr(data)+"P")
- return(self.ser.readline().strip())
- pass
-
- def write_and_read(self,address,wdata=0,rlength=1):
- wdata=self.convert_hex_to_ascii(wdata)
- length=len(wdata)
- format=">"+str(length)+"s"
- self.ser.write("S"+chr(address|0x00)+chr(length)+struct.pack(format,wdata)\
- +"S"+chr(address|0x01)+chr(rlength)\
- +"P")
-# +">"+str(length)+"B"+chr(wdata)+"P")
- return(self.ser.readline().strip())
-
- def start(self):
- self.ser.write("S")
- pass
-
- def stop(self):
- self.ser.write("P")
- pass
-
- def convert_hex_to_ascii(self,h):
- chars_in_reverse = []
- while h != 0x0:
- chars_in_reverse.append(chr(h & 0xFF))
- h = h >> 8
-
- chars_in_reverse.reverse()
- return ''.join(chars_in_reverse)
-
-
-# def send(self,data="Sx4hogeP"):
-# self.ser.write(data)
-# pass
-
-
-
-class MyParser(object):
- def __init__(self):
- self.parser = argparse.ArgumentParser(description="hogeeee")
- self.parser.add_argument('--port','-p', help='number or name of serial port', default='com1')
-# self.parser.add_argument('--port','-p', help='number or name of serial port', default='/dev/ttyACM0')
-# self.parser.add_argument('--mon','-m', help='number or name of serial port', default='/dev/ttyACM0')
- self.parser.add_argument('--baud','-b', help='baudrate of serial port', default='115200')#460800
- self.args=self.parser.parse_args(namespace=self)
-
-if __name__=="__main__":
-# parser.print_help()
- parser=MyParser()
-# args=parser.parse_args()
-# print args
-# print args.port, args.baud
-
- port=parser.args.port # port number, different in OSes
- baud=parser.args.baud
- dev=serial2i2c(port,baud)
-## channel="C0P"
-## i2cw="S"+chr(0x80)+chr(0x04)+struct.pack(">4B",0xde,0xad,0xbe,0xaf)+"P"
-## i2crw="S"+chr(0x80)+chr(0x04)+struct.pack(">4B",0xde,0xad,0xbe,0xaf)+"S"+chr(0x81)+chr(0x04)+"P"
-# print channel,i2cw
-
-# raw_input("wait, press enter to set channel 0")
- raw_input("wait, press enter to transferring data")
- print dev.setChannel(0)
-# print dev.ser.write(channel)
-# print dev.ser.readline().strip()
-# raw_input("wait, press enter to set channel 1")
-# print dev.ser.write("C1P")
-# print dev.ser.readline().strip()
-
-# raw_input("wait, press enter to send write command")
- print dev.write(0x90,0xdeadbeaf)
-## ser.write(i2cw)
- print "%02X"%(int(dev.write_and_read(0x90,0xdeadbeaf,50).split(',')[0],16))
-# print dev.ser.readline().strip()
-
-## raw_input("wait, press enter to send repeated start command")
-## dev.ser.write(i2crw)
-## print dev.ser.readline()
-
-## raw_input("wait, press enter to send 'R' command")
-## ser.write('RP')
-## print dev.ser.readline()
-
-## raw_input("wait, press enter to send 'W' command")
-## ser.write('WP')
-## print dev.ser.readline()
-
-## raw_input("wait, press enter to send 'I' command")
-## ser.write('IP')
-## print dev.ser.readline()
-
-## raw_input("wait, press enter to send 'O' command")
-## ser.write('OP')
-## print dev.ser.readline()
-
-## raw_input("wait, press enter to send 'Z' command")
-## ser.write('ZP')
-## print dev.ser.readline()
-
-## raw_input("wait, press enter to send unknown command")
-## ser.write('XP')
-## print dev.ser.readline()
-
-# while(ser.inWaiting()>0):
-# print ser.readline()
-# dev.ser.close()
-
+import serial
+import argparse
+import struct
+import os.path
+import binascii
+
+# Table 3. ASCII commands supported by SC18IM700
+# ASCII command Hex value Command function
+# S 0x53 I2C-bus START
+# P 0x50 I2C-bus STOP
+# R 0x52 read SC18IM700 internal register
+# W 0x57 write to SC18IM700 internal register
+# I 0x49 read GPIO port
+# O 0x4F write to GPIO port
+# Z 0x5A power down
+
+class serial2i2c(object):
+ ser=0
+ channel='0'
+ address=0x80
+
+ def __init__(self,port='com1',baud='115200'):
+ self.ser=serial.Serial(port,baudrate=baud,timeout=1)
+
+ def setChannel(self,channel=0):
+ self.channel=channel
+ self.ser.write("C"+str(self.channel)+"P")
+ return (self.ser.readline().strip())
+ pass
+
+ def read(self,address,length=1):
+ self.ser.write("S"+chr(address|0x01)+chr(length)+"P")
+ return(self.ser.readline().strip())
+ pass
+
+ def write(self,address,data=0):
+ data=self.convert_hex_to_ascii(data)
+ length=len(data)
+ format=">"+str(length)+"s"
+ self.ser.write("S"+chr(address|0x00)+chr(length)\
+ +struct.pack(format,data)+"P")
+# +">"+str(length)+"B"+chr(data)+"P")
+ return(self.ser.readline().strip())
+ pass
+
+ def write_and_read(self,address,wdata=0,rlength=1):
+ wdata=self.convert_hex_to_ascii(wdata)
+ length=len(wdata)
+ format=">"+str(length)+"s"
+ self.ser.write("S"+chr(address|0x00)+chr(length)+struct.pack(format,wdata)\
+ +"S"+chr(address|0x01)+chr(rlength)\
+ +"P")
+# +">"+str(length)+"B"+chr(wdata)+"P")
+ return(self.ser.readline().strip())
+
+ def start(self):
+ self.ser.write("S")
+ pass
+
+ def stop(self):
+ self.ser.write("P")
+ pass
+
+ def convert_hex_to_ascii(self,h):
+ chars_in_reverse = []
+ while h != 0x0:
+ chars_in_reverse.append(chr(h & 0xFF))
+ h = h >> 8
+
+ chars_in_reverse.reverse()
+ return ''.join(chars_in_reverse)
+
+
+# def send(self,data="Sx4hogeP"):
+# self.ser.write(data)
+# pass
+
+
+
+class MyParser(object):
+ def __init__(self):
+ self.parser = argparse.ArgumentParser(description="hogeeee")
+ self.parser.add_argument('--port','-p', help='number or name of serial port', default='com1')
+# self.parser.add_argument('--port','-p', help='number or name of serial port', default='/dev/ttyACM0')
+# self.parser.add_argument('--mon','-m', help='number or name of serial port', default='/dev/ttyACM0')
+ self.parser.add_argument('--baud','-b', help='baudrate of serial port', default='115200')#460800
+ self.args=self.parser.parse_args(namespace=self)
+
+if __name__=="__main__":
+# parser.print_help()
+ parser=MyParser()
+# args=parser.parse_args()
+# print args
+# print args.port, args.baud
+
+ port=parser.args.port # port number, different in OSes
+ baud=parser.args.baud
+ dev=serial2i2c(port,baud)
+## channel="C0P"
+## i2cw="S"+chr(0x80)+chr(0x04)+struct.pack(">4B",0xde,0xad,0xbe,0xaf)+"P"
+## i2crw="S"+chr(0x80)+chr(0x04)+struct.pack(">4B",0xde,0xad,0xbe,0xaf)+"S"+chr(0x81)+chr(0x04)+"P"
+# print channel,i2cw
+
+# raw_input("wait, press enter to set channel 0")
+ raw_input("wait, press enter to transferring data")
+ print dev.setChannel(0)
+# print dev.ser.write(channel)
+# print dev.ser.readline().strip()
+# raw_input("wait, press enter to set channel 1")
+# print dev.ser.write("C1P")
+# print dev.ser.readline().strip()
+
+# raw_input("wait, press enter to send write command")
+ print dev.write(0x90,0xdeadbeaf)
+## ser.write(i2cw)
+ print "%02X"%(int(dev.write_and_read(0x90,0xdeadbeaf,50).split(',')[0],16))
+# print dev.ser.readline().strip()
+
+## raw_input("wait, press enter to send repeated start command")
+## dev.ser.write(i2crw)
+## print dev.ser.readline()
+
+## raw_input("wait, press enter to send 'R' command")
+## ser.write('RP')
+## print dev.ser.readline()
+
+## raw_input("wait, press enter to send 'W' command")
+## ser.write('WP')
+## print dev.ser.readline()
+
+## raw_input("wait, press enter to send 'I' command")
+## ser.write('IP')
+## print dev.ser.readline()
+
+## raw_input("wait, press enter to send 'O' command")
+## ser.write('OP')
+## print dev.ser.readline()
+
+## raw_input("wait, press enter to send 'Z' command")
+## ser.write('ZP')
+## print dev.ser.readline()
+
+## raw_input("wait, press enter to send unknown command")
+## ser.write('XP')
+## print dev.ser.readline()
+
+# while(ser.inWaiting()>0):
+# print ser.readline()
+# dev.ser.close()