dhgdh
Dependencies: MAX44000 PWM_Tone_Library nexpaq_mdk
Fork of LED_Demo by
mbd_os/tools/host_tests/midi.py
- Committer:
- cyberjoey
- Date:
- 2016-10-22
- Revision:
- 9:6bb35cef007d
- Parent:
- 1:55a6170b404f
File content as of revision 9:6bb35cef007d:
from __future__ import print_function import sys import re import time import mido from mido import Message def test_midi_in(port): expected_messages_count=0 while expected_messages_count < 7: for message in port.iter_pending(): if message.type in ('note_on', 'note_off', 'program_change', 'sysex'): yield message expected_messages_count+=1 time.sleep(0.1) def test_midi_loopback(input_port): expected_messages_count=0 while expected_messages_count < 1: for message in input_port.iter_pending(): print('Test MIDI OUT loopback received {}'.format(message.hex())) expected_messages_count+=1 def test_midi_out_loopback(output_port,input_port): print("Test MIDI OUT loopback") output_port.send(Message('program_change', program=1)) test_midi_loopback(input_port) output_port.send(Message('note_on', note=21)) test_midi_loopback(input_port) output_port.send(Message('note_off', note=21)) test_midi_loopback(input_port) output_port.send(Message('sysex', data=[0x7E,0x7F,0x09,0x01])) test_midi_loopback(input_port) output_port.send(Message('sysex', data=[0x7F,0x7F,0x04,0x01,0x7F,0x7F])) test_midi_loopback(input_port) output_port.send(Message('sysex', data=[0x41,0x10,0x42,0x12,0x40,0x00,0x7F,0x00,0x41])) test_midi_loopback(input_port) output_port.send(Message('sysex', data=[0x41,0x10,0x42,0x12,0x40,0x00,0x04,0x7F,0x3D])) test_midi_loopback(input_port) portname="" while portname=="": print("Wait for MIDI IN plug ...") for name in mido.get_input_names(): matchObj = re.match( r'Mbed', name) if matchObj: portname=name time.sleep( 1 ) try: input_port = mido.open_input(portname) output_port = mido.open_output(portname) print('Using {}'.format(input_port)) print("Test MIDI IN") for message in test_midi_in(input_port): print('Test MIDI IN received {}'.format(message.hex())) test_midi_out_loopback(output_port,input_port) except KeyboardInterrupt: pass