ArduinoNa ขายอุปกรณ์ Arduino, เครื่องมือช่าง, raspberry pi, สอน ROS fxprime

fxprime / rosbag_to_video.py

Created April 23, 2023 15:52

Convert rosbag to video with .avi format, Usage rosbag_to_video.py [ROSBAG.bag] [OUTPUT.avi]

	#!/usr/bin/env python

	import sys
	import rospy
	import rosbag
	import cv2
	from sensor_msgs.msg import Image
	from cv_bridge import CvBridge, CvBridgeError

	def save_images_from_rosbag(rosbag_file, topic_name, output_file):

fxprime / calibrate_fisheye_camera.py

Created April 23, 2023 14:53

calibrate_fisheye_camera using KB8 for VI

	import cv2
	#assert cv2.__version__[0] == '3', 'The fisheye module requires opencv version >= 3.0.0'
	import numpy as np
	import os
	import glob
	CHECKERBOARD = (7,10)
	subpix_criteria = (cv2.TERM_CRITERIA_EPS+cv2.TERM_CRITERIA_MAX_ITER, 30, 0.1)
	calibration_flags = cv2.fisheye.CALIB_RECOMPUTE_EXTRINSIC+cv2.fisheye.CALIB_CHECK_COND+cv2.fisheye.CALIB_FIX_SKEW
	# calibration_flags = cv2.fisheye.CALIB_RECOMPUTE_EXTRINSIC+cv2.fisheye.CALIB_FIX_SKEW
	objp = np.zeros((1, CHECKERBOARD[0]*CHECKERBOARD[1], 3), np.float32)

fxprime / bag_to_images.py

Created April 21, 2023 12:53 — forked from wngreene/bag_to_images.py

Extract images from a rosbag.

	#!/usr/bin/env python
	# -- coding: utf-8 --

	# Copyright 2016 Massachusetts Institute of Technology

	"""Extract images from a rosbag.
	"""

	import os
	import argparse

fxprime / saline_squeezer.ino

Created January 10, 2023 13:25

	/**
	*
	*/
	const int dirPin = 8;
	const int stepPin = 9;
	const int enablePin = 7;
	const int sw = 6;

	const int delayMicros = 500; //Delay between each step
	const int maximumSteps = 230;

fxprime / DRV8825_accelStepper.ino

Last active January 8, 2023 09:34

Control single stepper motor using DRV8825 with library AccelStepper


	#include <AccelStepper.h>

	const int StepPin = 9;
	const int DirPin = 8;
	const int EnablePin = 7;


	AccelStepper stepper(AccelStepper::DRIVER, StepPin, DirPin, 0, 0, true);

fxprime / DRV8825_stepper_motor.ino

Created January 7, 2023 09:00

Control single stepper motor without library

fxprime / ps2x_example_modulemore.ino

Last active August 21, 2024 12:45

	/**
	ตัวอย่างการใช้ PS2 Wireless กับ Arduino
	PS2X_lib
	ในการอ่านค่า joy PS2 ของร้าน Modulemore
	โดยต่อ
	UNO R3 --- > PS2 adapter
	GND - GND
	5v - VCC
	D3 - DAT
	D4 - CMD

fxprime / smart_farm_rc_simple.ino

Created September 29, 2022 17:41

	/**
	* Smart farm simple version
	* Control 2 motor with RC remote
	* Right horizontal stick control throttle
	* Left vertical stick control steering
	* Created by : ModuleMore.com
	*/
	#include <Arduino.h>

fxprime / am2306_esp8266_max485.ino

Created July 21, 2022 16:15

	/* -------------------------------------------------------------------------- */
	/* ModuleMore AM2306 (Modbus) Example code */
	/* -------------------------------------------------------------------------- */

	/* ------------------------------- วิธีการต่อ ------------------------------- */
	/**
	* ESP8266 ---> MAX485 ---> AM2306
	* 5V 5V RED
	* GND GND BLACK
	* - RE (ต่อกับDE)

fxprime / am2306_esp8266_max485_writeAddress.ino

Last active October 22, 2023 07:10

	/* -------------------------------------------------------------------------- */
	/* ModuleMore AM2306 (Modbus) Example code */
	/* -------------------------------------------------------------------------- */

	/* ------------------------------- วิธีการต่อ ------------------------------- */
	/**
	* ESP8266 ---> MAX485 ---> AM2306
	* 5V 5V RED
	* GND GND BLACK
	* - RE (ต่อกับDE)