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# RP2 DMA tests based on following projects
# - https://github.com/rkompass/RPi2040_mPy
# - https://github.com/jbentham/pico

import time
from array import array

import gc
import machine
from machine import Pin, ADC

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#!/usr/bin/env python3
"""
Quick script to test DFPlayer Mini MP3 module

- https://wiki.dfrobot.com/DFPlayer_Mini_SKU_DFR0299
"""

import sys
from serial import Serial

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#!/bin/sh
#
# Quick hack to export a device into container
#
# NOTE:
# - systemd-run cannot be used as capability is dropped from udev service
#

exec > /dev/null 2>&1

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#!/usr/bin/env python3

import time
import usbtmc

def capture(fmt='png'):
  tmc = usbtmc.Instrument(0x1ab1, 0x04ce)

  # magic initialization for DS1000Z
  #

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#!/usr/bin/env python3

def usage():
  p = os.path.basename(sys.argv[0])
  return f"""
{p} - Cat USB HID device input
Usage: {p} -a bus.dev [-i ifnum]
Example:
  $ {p} -a 1.31
""".lstrip()

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#!/usr/bin/env python3

from tkinter import *

def flip(ev):
  entry = ev.widget
  cur = entry.get()
  if '/' in cur:
    cur = '/'.join(reversed(cur.split('/')))
    entry.delete(0, 'end')

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#include "I2CSlaveEx.h"

I2CSlaveEx::I2CSlaveEx(PinName sda, PinName scl) : _i2c() {
    i2c_init(&_i2c, sda, scl);
    i2c_frequency(&_i2c, 100000);
    i2c_slave_mode(&_i2c, 1);
}

void I2CSlaveEx::frequency(int hz) {

tai

#!/usr/bin/env python3
"""
Unofficial CLI tool to control FNIRSI Power Source (DC580, DC6006L, ...)

See Also:
- https://github.com/jcheger/fnirsi-dc580-protocol
"""

import sys
import os

tai

#!/usr/bin/env python3
"""
Unofficial CLI tool to control FNIRSI Power Source (DC580, DC6006L, ...)

See Also:
- https://github.com/jcheger/fnirsi-dc580-protocol
"""

import sys
import os

tai

#!/usr/bin/env python3

import sys
import os
from serial import Serial

def read_frame(io):
  sbuf = io.read(1)
  if not sbuf[0] == 0x7E: return None