hughesjs’s gists

hughesjs / io.vhdl

Created April 29, 2020 17:40

	39 io_sync: process(clk, rst)
	40 begin
	41 if (rst = '1') then
	42 io_pipe <= (others => '0');
	43 elsif (rising_edge(clk)) then
	44 io_pipe(0) <= dri; -- Add new value to start of queue
	45 io_pipe <= io_pipe(io_pipe_len - 1 downto 0) & '0' ; --Left shift whole queue
	46 if (io_pipe(io_pipe_len) = '1') then
	47

hughesjs / linq.cs

Created April 8, 2020 03:31

	private void SaveResults()
	{
	List<AnswerData> answers = new List<AnswerData>();
	foreach (GroupBox group in questionGroups)
	{
	JObject question = (JObject) group.Tag;
	Enum.TryParse((string)question["questiontype"], out QuestionType qType);
	AnswerData answer;
	switch (qType)
	{

hughesjs / group.cs

Created April 8, 2020 03:29

	private GroupBox GenerateGroupFromQuestion(JToken question)
	{
	GroupBox box = new GroupBox {Text = (string) question["text"], Dock = DockStyle.Fill, Tag = question};
	questionGroups.Add(box);
	List<Control> controls;
	Enum.TryParse((string) question["questiontype"], out QuestionType qType);
	switch (qType)
	{
	case QuestionType.MultipleChoiceExclusive:
	{

hughesjs / Code

Created April 8, 2020 03:28

	private void PopulateControls()
	{
	JObject jsonQuestionnaire = JObject.Parse(File.ReadAllText(_metadata.FilePath));
	JToken questions = jsonQuestionnaire["questions"];
	List<GroupBox> groups = questions.Select(GenerateGroupFromQuestion).ToList();
	TableLayoutPanel layout = new TableLayoutPanel
	{
	RowCount = groups.Count + 2, //Questions + header + footer
	ColumnCount = 1,
	Dock = DockStyle.Fill

hughesjs / page.html

Created February 5, 2020 23:31

	<!DOCTYPE html>
	<meta charset='UTF-8'>
	<html>
	<script>
	!function(e){"use strict";function t(e){if(Array.isArray(e)){for(var t=0,i=Array(e.length);t<e.length;t++)i[t]=e[t];return i}return Array.from(e)}function i(e,t){if(!e)throw new ReferenceError("this hasn't been initialised - super() hasn't been called");return!t\|\|"object"!=typeof t&&"function"!=typeof t?e:t}function r(e,t){if("function"!=typeof t&&null!==t)throw new TypeError("Super expression must either be null or a function, not "+typeof t);e.prototype=Object.create(t&&t.prototype,{constructor:{value:e,enumerable:!1,writable:!0,configurable:!0}}),t&&(Object.setPrototypeOf?Object.setPrototypeOf(e,t):e.__proto__=t)}function o(e,t){if(!(e instanceof t))throw new TypeError("Cannot call a class as a function")}function n(e,t){if(t\|\|(t="undefined"==typeof window?global:window),void 0!==t[e])return t[e];for(var i=["webkit","moz","ms","o"],r=0,o=i.length,n=e.charAt(0).toUpperCase()+e.substr(1);r<o;r++){var a=t[i[r]+n];if(void 0!==a)return a}return

hughesjs / neopixel-fragment.c

Created September 12, 2019 17:40

Neopixel Send Byte

	void send_byte(unsigned char byte){
	/*
	Send a byte to the Neopixel matrix, timings extracted from Neopixel manual

	value: unsigned char -> one byte value, will be sent as bits from Neopixel pin
	*/
	for(unsigned char i = 0; i < 8; i++){
	if(byte & 1<<i){
	HAL_GPIO_WritePin(GPIOB, GPIO_PIN_5, GPIO_PIN_SET);
	for (volatile unsigned char i = 0; i < 4; i++); //~700ns

hughesjs / main.c

Created September 12, 2019 17:28

BT Speaker Control - Main Loop

hughesjs / journalctl short-monotonic

Created July 30, 2019 12:37

	-- Logs begin at Tue 2019-07-30 12:29:59 UTC, end at Tue 2019-07-30 12:36:07 UTC. --
	[ 0.000000] archiso kernel: microcode: microcode updated early to revision 0xb4, date = 2019-04-01
	[ 0.000000] archiso kernel: Linux version 5.1.15-arch1-1-ARCH (builduser@heftig-28691) (gcc version 9.1.0 (GCC)) #1 SMP PREEMPT Tue Jun 25 04:49:39 UTC 2019
	[ 0.000000] archiso kernel: Command line: initrd=\EFI\archiso\intel_ucode.img initrd=\EFI\archiso\amd_ucode.img initrd=\EFI\archiso\archiso.img archisobasedir=arch archisolabel=ARCH_201907
	[ 0.000000] archiso kernel: KERNEL supported cpus:
	[ 0.000000] archiso kernel: Intel GenuineIntel
	[ 0.000000] archiso kernel: AMD AuthenticAMD
	[ 0.000000] archiso kernel: Hygon HygonGenuine
	[ 0.000000] archiso kernel: Centaur CentaurHauls
	[ 0.000000] archiso kernel: x86/fpu: Supporting XSAVE feature 0x001: 'x87 floating point registers'

hughesjs / gist:f8bc05fbbf36a8351f4fb0dc4fb9a95e

Created July 30, 2019 10:13

Dmesg

	[ 4.664767] nvme 0000:04:00.0: device [1c5c:1284] error status/mask=00000001/0000e000
	[ 4.665306] nvme 0000:04:00.0: [ 0] RxErr
	[ 4.665866] pcieport 0000:00:1d.0: AER: Corrected error received: 0000:04:00.0
	[ 4.665959] pcieport 0000:00:1d.0: AER: Corrected error received: 0000:04:00.0
	[ 4.665969] nvme 0000:04:00.0: PCIe Bus Error: severity=Corrected, type=Physical Layer, (Receiver ID)
	[ 4.667038] nvme 0000:04:00.0: device [1c5c:1284] error status/mask=00000001/0000e000
	[ 4.667577] nvme 0000:04:00.0: [ 0] RxErr
	[ 4.668131] pcieport 0000:00:1d.0: AER: Corrected error received: 0000:04:00.0
	[ 4.670114] pcieport 0000:00:1d.0: AER: Corrected error received: 0000:04:00.0
	[ 4.670123] nvme 0000:04:00.0: PCIe Bus Error: severity=Corrected, type=Physical Layer, (Receiver ID)

hughesjs / docker-compose.yml

Created June 27, 2019 18:19

	version: '3'

	volumes:
	db:
	services:
	db:
	image: mariadb
	command: --transaction-isolation=READ-COMMITTED --binlog-format=ROW
	restart: always
	volumes:

James H hughesjs