Staars’s gists

Staars / ov02c10.be

Last active March 7, 2026 16:52

Attempt to support a camera sensor just from the specs

Staars / gl_test.html

Created February 25, 2026 12:52

GL analyzer

	<!DOCTYPE html>
	<html><head><meta charset='utf-8'><title>16-Band Visualizer</title>
	<style>body{margin:0;overflow:hidden;background:#000}canvas{display:block}</style>
	</head><body>
	<canvas id='c'></canvas><script>
	// ================================================================
	// TUNING
	var AMP = 2.75; // wave height multiplier (try 1.0 .. 5.0)
	var SPEED = 5.6; // scroll rate rad/s (try 0.1 .. 2.0)
	var HZ = 50; // input packet rate Hz (50=dev 5x, 10=real)

Staars / guition_es8311.be

Last active February 20, 2026 17:42

Audio codec driver for GUITION JC1060P470

	# ES8311 Audio Codec Driver for Berry
	# HW: GUITION JC1060P470, may work with the ESP32P4-EV too
	# pa_power pin GPIO 20


	class ES8311
	var i2c
	var pa_pin

	def init(pa_pin)

Staars / DMA_test.txt

Created October 27, 2025 17:53

save for later

	#ifndef _UDISPLAY_SPI_CONTROLLER_H_
	#define _UDISPLAY_SPI_CONTROLLER_H_

	#include <Arduino.h>
	#include <SPI.h>

	#ifdef ESP32
	#include "soc/spi_reg.h"
	#include "soc/spi_struct.h"
	#include "esp32-hal-spi.h"

Staars / lvgl_bench.be

Last active October 25, 2025 14:54

gather some ideas

	class LVGLBenchmark
	var scr, hres, vres
	var test_running, current_test, frame_count, start_time, test_duration
	var status_label, test_objects, results, anim_counter, anim_loop
	var font_small, font_normal, font_large
	var header_height, result_line_height
	var is_small_screen, is_large_screen, scale_factor

	def init()
	lv.start()

Staars / radio_lvgl.be

Created October 23, 2025 05:09

just a mockup

	#- Web Radio Player UI for Tasmota LVGL -#
	#- Beautiful interface for streaming internet radio -#

	class WebRadioPlayer
	var scr
	var hres
	var vres
	var stations
	var current_station_idx
	var volume

Staars / gist:1f1bfa3b5471efdfa74c484761638f40

Created October 23, 2025 05:02

	#- Dashboard for Tasmota -#
	#- Beautiful tile-based smart home control -#

	class HomeDashboard
	var scr
	var hres
	var vres
	var tiles
	var devices
	var header_height

Staars / 2dots.be

Last active October 30, 2025 10:10

little game

	# Two Dots for LVGL

	class TwoDotsGame
	var scr, layer
	var grid, grid_size
	var dot_objects
	var score, moves, target_score, level
	var score_label, moves_label, target_label
	var hres, vres, dot_size, grid_start_x, grid_start_y, padding
	var current_path, path_lines

Staars / 2048.be

Last active October 30, 2025 08:55

little game

Staars / weather_dash2.be

Created October 7, 2025 19:55

Apple Style Weather App

	class APPLE_WEATHER_APP : Driver
	var data_buffers
	var update_index
	var pending_widget
	var current_values
	var last_update
	var hourly_forecast
	var daily_forecast

	static BUFFER_SIZE = 24

Christian Baars Staars