raab/Rasp_grid
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tillraab 2019-09-10 13:55:38 +02:00
parent deaa7cceb7
commit 2d9991c295
1 changed files with 20 additions and 12 deletions
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rasp_grid.py
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@ -17,20 +17,23 @@ from IPython import embed
from uldaq import (get_daq_device_inventory, DaqDevice, AInScanFlag, ScanStatus, from uldaq import (get_daq_device_inventory, DaqDevice, AInScanFlag, ScanStatus,
ScanOption, create_float_buffer, InterfaceType, AiInputMode) ScanOption, create_float_buffer, InterfaceType, AiInputMode)
def GPIO_setup(): def GPIO_setup(LED1_pin, LED2_pin, Button1_pin, Button2_pin):
# LED output pins # LED output pins
GPIO.setmode(GPIO.BOARD) GPIO.setmode(GPIO.BOARD)
GPIO.setup(11, GPIO.OUT) # 1 GPIO.setup(LED1_pin, GPIO.OUT) # 1
GPIO.output(11, GPIO.LOW) GPIO.output(LED1_pin, GPIO.LOW)
GPIO.setup(13, GPIO.OUT) # 2 GPIO.setup(LED2_pin, GPIO.OUT) # 2
GPIO.output(13, GPIO.LOW) GPIO.output(LED2_pin, GPIO.LOW)
LED_status = [False, False] LED_status = [False, False]
# switch controlled input # switch controlled input
GPIO.setup(16, GPIO.IN) GPIO.setup(Button1_pin, GPIO.IN)
GPIO.setup(18, GPIO.IN) GPIO.setup(Button2_pin, GPIO.IN)
# GPIO.setup(Button1_pin, GPIO.IN, pull_up_down=GPIO.PUD_DOWN)
# GPIO.setup(Button2_pin, GPIO.IN, pull_up_down=GPIO.PUD_DOWN)
return LED_status return LED_status
@ -170,16 +173,21 @@ def main():
file = os.path.join(path, 'traces-grid1.raw') file = os.path.join(path, 'traces-grid1.raw')
f = open(file, 'wb') f = open(file, 'wb')
f.close() # f.close()
embed() embed()
quit() quit()
LED_status = GPIO_setup() LED1_pin = 11
LED2_pin = 13
Button1_pin = 16
Button2_pin = 18
LED_status = GPIO_setup(LED1_pin, LED2_pin, Button1_pin, Button2_pin)
# DAQ setup # DAQ setup
if True: if True:
channels = 16 # channels = 16
status = ScanStatus.IDLE status = ScanStatus.IDLE
@ -191,7 +199,7 @@ def main():
high_channel = channels high_channel = channels
samples_per_channel = 20000 # ToDo: ???? Buffer size ?! samples_per_channel = 20000 # ToDo: ???? Buffer size ?!
rate = 20000 # rate = 20000
scan_options = ScanOption.CONTINUOUS scan_options = ScanOption.CONTINUOUS
flags = AInScanFlag.DEFAULT flags = AInScanFlag.DEFAULT
@ -250,7 +258,7 @@ def main():
rate = ai_device.a_in_scan(low_channel, high_channel, input_mode, ranges[range_index], samples_per_channel, rate = ai_device.a_in_scan(low_channel, high_channel, input_mode, ranges[range_index], samples_per_channel,
rate, scan_options, flags, data) rate, scan_options, flags, data)
last_idx = 0 last_idx = 0
f = open('/media/pi/data1/test_file.raw', 'wb') # f = open('/media/pi/data1/test_file.raw', 'wb')
# LED on when here ... wait for switch to start data aquisition # LED on when here ... wait for switch to start data aquisition