def log_data(self, duration):
if duration != 1: # if have to log
self.data_logging = not self.data_logging # reverse status
if not self.data_logging: # if not logging, quit
return
print "Beginning to log data.."
# Initialize Plot Visualization
self.plot_visualization = Continual_Plot.ContinualPlot()
# Figure out time
now = datetime.datetime.now()
now_s = "%d.%d.%d - %dh.%dm.%ds" % (now.month, now.day, now.year, now.hour, now.minute, now.second)
# Name file
if duration == 1:
filename = "%s\\data\\data - %s - single data log.txt" % (os.getcwd(), now_s)
else:
filename = "%s\\data\\data - %s - continual data log.txt" % (os.getcwd(), now_s)
# Make output directory (unless already exists)
dataLogger.makeDir()
# Open File
print "Writing to file: %s" % filename
fout = open(filename, "w")
# Write starting data/time
fout.write("Start time: %s\n\n\n" % now_s)
# Write Column headers
# fout.write(dataLogger.makeHeaders())
# Either run once, or start thread (depending on run specs)
if duration == 1:
self.log_data_write(fout)
fout.close()
print "Finished logging PIC state"
self.statusBar.showMessage("Finished logging PIC state")
else:
if self.data_logging:
thread.start_new_thread(self.log_data_thread, (fout,))
self.statusBar.showMessage("Started Live data logging")
def get_eeprom_clicked(self):
print "getting eeprom"
# Asks the pic for the 256 eeprom bytes. Each time, PIC gives next 8 values
# Thus, we loop 8 bytes * 32 times = 256 total bytes
for i in range(0, 256 / 8):
self.usb.control_transfer(
self.dev, 0xC0, GET_EEPROM, 0, 0, 8, self.buffer
) # input = #bytes host requesting (the 1)
for j in range(0, 8):
index = 8 * i + j
self.eeprom[index] = ord(self.buffer[j]) # ord converts self.buffer characters to ints
print "\nEEPROM is 256 bytes"
print self.eeprom
# Write EEPROM to text file
# Figure out time
now = datetime.datetime.now()
now_s = "%d.%d.%d - %dh.%dm.%ds" % (now.month, now.day, now.year, now.hour, now.minute, now.second)
# Name file
filename = "%s\\data\\eeprom - %s - eeprom get.txt" % (os.getcwd(), now_s)
# Make output directory (unless already exists)
dataLogger.makeDir()
# Open File
print "Writing to file: %s" % filename
fout = open(filename, "w")
# Create output string
s_out = ""
for i in range(0, 256):
s_out += "Byte %d: \t%d\n" % (i, self.eeprom[i])
# Write starting data/time
fout.write("Eeprom state at: %s\n\n\n" % now_s)
fout.write(s_out)
fout.close()
