circuitpython/tests/extmod/machine1.py

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# test machine module
import machine
import uctypes
print(machine.mem8)
buf = bytearray(8)
addr = uctypes.addressof(buf)
machine.mem8[addr] = 123
print(machine.mem8[addr])
machine.mem16[addr] = 12345
print(machine.mem16[addr])
machine.mem32[addr] = 123456789
print(machine.mem32[addr])
try:
machine.mem16[1]
except ValueError:
print("ValueError")
try:
machine.mem16[1] = 1
except ValueError:
print("ValueError")
try:
del machine.mem8[0]
except TypeError:
print("TypeError")