1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
|
# log the accelerometer values to a .csv-file on the SD-card
import pyb
accel = pyb.Accel() # create object of accelerometer
blue = pyb.LED(4) # create object of blue LED
# open file to write data - /sd/ is the SD-card, /flash/ the internal memory
log = open("/sd/log.csv", "w")
blue.on() # turn on blue LED
# do 100 times (if the board is connected via USB, you can't write longer because the PC tries to open the filesystem which messes up your file.)
for i in range(100):
t = pyb.millis() # get time since reset
x, y, z = accel.filtered_xyz() # get acceleration data
log.write("{},{},{},{}\n".format(t, x, y, z)) # write data to file
log.close() # close file
blue.off() # turn off LED
|
