def output_to_MC(self, data=list, baudrate=int):
length = len(data)
#Checks if the list is of length 4. If it isn't, immediately return
if(length!=4):
print("Invalid list size. Needed size of 4, you provided a list whose size is {}".format(length))
return
wiringpi.wiringPiSetup()
#opens the Raspberry Pi's UART port, w/ a data transfer rate of
#115200 bits/s
serial = wiringpi.serialOpen('/dev/ttyS0', baudrate)
#sleep a few seconds to make sure the port opens and sets connections
#properly
sleep(2)
#signals to start data transmission, uses start of header char
wiringpi.serialPuts(serial, chr(1).encode('ascii'))
wiringpi.serialPuts(serial, data[0].encode('ascii'))
for index in range(1, length, 1):
#signals that the next data is being sent, uses start of text char
wiringpi.serialPuts(serial, chr(2).encode('ascii'))
#write the string data, as ascii, to the Raspberry Pi
wiringpi.serialPuts(serial, data[index].encode('ascii'))
#signals that data transmission is ending, uses end of transmission char
wiringpi.serialPuts(serial, chr(4).encode('ascii'))
#closes the serial port
wiringpi.serialClose(serial)
return
def ReadVersion(fd):
# read the version from the RFID board
WaitForCTS()
# print ("Sending Read Version Command") #Added for Debug purposes
wiringpi2.serialPuts(fd,"z")
time.sleep(0.1)
ans = ReadText(fd)
print ("Response: %s" % ans)
def showUART():
# UART is an asynchronous serial communication protocol
loadCheck = importlib.util.find_spec('wiringpi')
found = loadCheck is not None
if found:
import wiringpi
wiringpi.wiringPiSetup()
serial = wiringpi.serialOpen('/dev/ttyAMA0', 9600)
wiringpi.serialPuts(serial, 'hello world!')
print("DONE wiringpi")
def ReadTagStatus(fd):
# read the RFID reader until a tag is present
notag = True
while notag:
WaitForCTS()
# print ("Sending Tag Status Command") #Added for Debug purposes
wiringpi2.serialPuts(fd,"S")
time.sleep(0.1)
ans = ReadInt(fd)
# print ("Tag Status: %s" % hex(ans)) # Added for Debug purposes
if ans == int("0xD6", 16):
# D6 is a positive response meaning tag present and read
notag = False
print ("Tag Status: %s" % hex(ans))
return
def _serial(send=None):
wiringpi.wiringPiSetup()
serial = wiringpi.serialOpen('/dev/ttyAMA0', 9600)
if send != None:
wiringpi.serialPuts(serial, send)
wiringpi.serialPutchar(serial, 3)
wiringpi.serialClose(serial)
else:
char = ""
asciinum = -1
while (True):
asciinum = wiringpi.serialGetchar(serial)
if asciinum != -1 and asciinum != 3:
char += chr(asciinum)
elif asciinum == 3:
break
wiringpi.serialClose(serial)
return char
def Gpio_Intent(status, room):
wiringpi.wiringPiSetupGpio()
wiringpi.pinMode(18, 2) # pwm mode = 2
wiringpi.pwmSetMode(0)
# pwmFrequency in Hz = 19.2e6 Hz / pwmClock / pwmRange.
wiringpi.pwmSetRange(4096)
wiringpi.pwmSetClock(4095)
if status in STATUSON:
wiringpi.pwmWrite(18, 4096)
return statement('turning {} blue L E D'.format(status))
elif status in STATUSOFF:
wiringpi.pwmWrite(18, 0)
return statement('turning {} blue L E D'.format(status))
elif status in STATUSTOGGLE:
wiringpi.pwmWrite(18, 2048)
return statement('{}ing blue L E D'.format(status))
elif status in STATUSCMD:
serial = wiringpi.serialOpen('/dev/ttyAMA0', 9600)
if status == 'a':
wiringpi.serialPuts(serial, 'a')
elif status == 'be':
wiringpi.serialPuts(serial, 'b')
elif status == 'see':
wiringpi.serialPuts(serial, 'c')
wiringpi.serialClose(serial)
return statement(
'Trying to send command ASCII character {}'.format(status))
else:
return statement('Sorry not possible.')
def output_to_MC(self, data=list):
wiringpi.wiringPiSetup()
#opens the Raspberry Pi's UART port, w/ a data transfer rate of
#115200 bits/s
serial = wiringpi.serialOpen('/dev/ttyS0', 115200)
#sleep a few seconds to make sure the port opens and sets connections
#properly
sleep(2)
#signals to start data transmission, uses start of header char
wiringpi.serialPuts(serial, chr(1).encode('ascii'))
wiringpi.serialPuts(serial, data[0].encode('ascii'))
for index in range(1, len(data), 1):
#signals that the next data is being sent, uses start of text char
wiringpi.serialPuts(serial, chr(2).encode('ascii'))
#write the string data, as ascii, to the Raspberry Pi
wiringpi.serialPuts(serial, data[index].encode('ascii'))
#signals that data transmission is ending, uses end of transmission char
wiringpi.serialPuts(serial, chr(4).encode('ascii'))
#closes the serial port
wiringpi.serialClose(serial)
return
if(data['bt'] == 'Lock: lock'):
isMoving = False
elif(data['bt'] == 'Lock: unlock'):
isMoving = True
if isMoving:
coords_of_qr = get_coords_from_qr_code(frame, code)
if coords_of_qr == False:
counter_of_failed_frames += 1
else:
counter_of_failed_frames = 0
if coords_of_qr['w'] > width // 4:
print("I need stop: ", coords_of_qr['w'])
wiringpi.serialPuts(serial, 's')
Modules.getModule('bt').sendData('dir: s')
elif coords_of_qr['w'] < width // 4:
print("I need go: ", coords_of_qr['w'])
wiringpi.serialPuts(serial, 'g')
Modules.getModule('bt').sendData('dir: g')
center = (coords_of_qr['x'] + coords_of_qr['w'] // 2)
if center < width // 2 - coords_of_qr['w']:
print("I need left: ", center)
wiringpi.serialPuts(serial, 'l')
def SENDmode():
#ser.write(b'hello')
#wiringpi.serialPuts(serial,"hello")
if mod == 1:
wiringpi.serialPuts(serial, "<1") # CAN1 mode
if CAN1mode_sel == 0:
wiringpi.serialPuts(serial, "O>" ) # set to OFF
elif CAN1mode_sel == 1:
wiringpi.serialPuts(serial, "S>") # set to SNIFF
CAN1pane.send_keys('\x01\x04', enter=False) #ctrl-A ctrl-D to detach
CAN1pane.send_keys('screen -S filter -X quit')
time.sleep(1)
CAN1pane.send_keys('screen -R sniffer')
time.sleep(1)
CAN1pane.send_keys('sudo ./can.sh -o 1')
time.sleep(1)
CAN1pane.send_keys('sudo ./can.sh -s 1')
elif CAN1mode_sel == 2: # set as INPUT to FILTER
wiringpi.serialPuts(serial, "I>")
CAN1pane.send_keys('\x01\x04', enter=False) #ctrl-A ctrl-D to detach
time.sleep(1)
CAN1pane.send_keys('screen -S sniffer -X quit')
time.sleep(1)
CAN1pane.send_keys('sudo ./can.sh -d 1')
time.sleep(1)
CAN1pane.send_keys('screen -R filter /dev/ttyACM1')
elif CAN1mode_sel == 3:
wiringpi.serialPuts(serial, "F>") # set as OUTPUT of FILTER
elif CAN1mode_sel == 4:
wiringpi.serialPuts(serial, "R>") # set to SNIFF for RECORDING
elif CAN1mode_sel == 5:
wiringpi.serialPuts(serial, "P>") # set to SNIFF for PLAYBACK
#/home/pi/Scripts/motors.py
# Script permettant de faire fonctionner les moteurs du chariot à l'aide de la carte Sabertooth 2x32. On passe en argument la vitesse du premier moteur puis celle du second moteur (une valeur entre 0 et 2047)
# Le montage pour controller la est le suivant:
#-relier le S1 sur le TX du raspberry (envoie)
#-relier le S2 sur le RX du raspberry (reception)
#-relier le 0V sur un GND du raspberry
import wiringpi, sys
m1Speed = sys.argv[1]
m2Speed = sys.argv[2]
wiringpi.wiringPiSetup()
serial = wiringpi.serialOpen('/dev/serial0', 9600)
wiringpi.serialPuts(serial, 'M1: ' + m1Speed + '\r\n')
wiringpi.serialPuts(serial, 'M2: ' + m2Speed + '\r\n')
#wiringpi.serialClose(serial)
#file = open("/home/pi/testfile.txt","a")
#file.write("commande >")
#file.write(sys.argv[1])
#file.write(" ")
#file.write(sys.argv[2])
#file.write("\n")
#file.close()
#!/usr/bin/env python3
import wiringpi
wiringpi.wiringPiSetup()
serial = wiringpi.serialOpen('/dev/ttyAMA0', 9600)
wiringpi.serialPuts(serial, 'RES:[{"name":"Dave"}]\n\r')
import wiringpi as wiringpi
wiringpi.wiringPiSetup()
serial = wiringpi.serialOpen('/dev/ttyAMA0', 9600)
wiringpi.serialPuts(serial, 'hello world!')
def print_lcd_line_1(text):
wiringpi.serialPuts(serial, '?x00?y1') #set cursor to second line
wiringpi.serialPuts(serial, text)
def print_lcd_line_0(text):
wiringpi.serialPuts(serial, '?f') #clear screen line one
wiringpi.serialPuts(serial, text)
import serial, sys, time
import wiringpi
wiringpi.wiringPiSetup()
serial = wiringpi.serialOpen('/dev/ttyUSB0', 9600)
while True:
string = input("Input key: ")
wiringpi.serialPuts(serial, string)
#ser.write(sys.argv[1].encode('utf-8'))
#!/usr/bin/env python
import wiringpi as wpi
import time
serial = wpi.serialOpen('/dev/ttyS0', 115200)
while True:
input_str = raw_input('Serial Input> ')
wpi.serialPuts(serial, input_str)
time.sleep(0.1)
output_str = 'Serial Output> '
while wpi.serialDataAvail(serial):
output_str += chr(wpi.serialGetchar(serial))
print output_str
wpi.serialClose(serial)
def showUART( ): wiringpi.wiringPiSetup() uart_serial = serial.Serial ( DEVICE , BAUD ) wiringpi.serialPuts( uart_serial , TXTLINE )
