circuitpython/examples/pyb.py

14 lines
356 B
Python
Raw Normal View History

# pyboard testing functions for CPython
import time
def delay(n):
time.sleep(float(n) / 1000)
rand_seed = 1
def rand():
global rand_seed
# for these choice of numbers, see P L'Ecuyer, "Tables of linear congruential generators of different sizes and good lattice structure"
rand_seed = (rand_seed * 653276) % 8388593
return rand_seed