9names’s gists

9names / pico_usb_serial_logger.rs

Last active April 4, 2022 12:34

Pico USB serial abstraction

	//! # Pico USB Serial - with format, panics.
	//! Should move into it's own crate.
	//!
	//! heavily inspired by https://github.com/eterevsky/rp2040-blink/blob/main/src/main.rs and https://github.com/mvirkkunen/rtt-target

	#![no_std]
	#![no_main]

	use core::cell::RefCell;
	use core::fmt::Write;

9names / hsprobe_swd_decode

Last active April 6, 2022 11:52

comparing SWD output from hsprobe and dappermime with probe-rs

9names / do_not_run.sh

Created July 3, 2022 12:26

Set up Rust and try to build probe-rs under qemu

	sudo qemu-debootstrap --arch=mipsel --keyring /usr/share/keyrings/debian-archive-keyring.gpg \
	--variant=buildd --exclude=debfoster unstable debian-mipsel http://ftp.debian.org/debian
	sudo apt install qemu binfmt-support qemu-user-static
	sudo cp /usr/bin/qemu-mipsel-static debian-mipsel/usr/bin/
	cd debian-mipsel
	for f in dev dev/pts sys proc run ; do sudo mount --bind /$f ./$f ; done
	sudo chroot .
	apt update

	apt install dialog locales

9names / pico_display_pack_testing.rs

Last active September 12, 2022 10:25

A quick test of the pico display pack with the mipidsi crate

	//! # Pimoroni Display Pack Example

	#![no_std]
	#![no_main]

	use embedded_hal::digital::v2::InputPin;
	// The macro for our start-up function
	use rp_pico::entry;

	// Time handling traits

9names / build_release_commit.sh

Last active October 1, 2023 02:16

bflb-mcu-tool git rebuild

	#!/bin/bash

	export GIT_AUTHOR_NAME="""bouffalolab"""
	export GIT_AUTHOR_EMAIL="""[email protected]"""
	export GIT_AUTHOR_DATE="$2"
	export GIT_COMMITTER_NAME="""bouffalolab"""
	export GIT_COMMITTER_EMAIL="""[email protected]"""
	export GIT_COMMITTER_DATE="$2"
	rm "*" -rf
	tar -xvf ../bflb-mcu-tool-$1.tar.gz --strip-components=1

9names / text_on_test_image.rs

Created November 29, 2022 07:58

test program for mipidsi w/ rp2040-hal and pico-display

	//! Blinks the LED on a Pico board
	//!
	//! This will blink an LED attached to GP25, which is the pin the Pico uses for the on-board LED.
	#![no_std]
	#![no_main]

	use bsp::{entry, hal};
	use cortex_m::delay::Delay;
	use defmt::*;
	use defmt_rtt as _;

9names / watchdog_spinlock_test.rs

Last active January 5, 2023 23:16

watchdog spinlock test

	//! Blinks the LED on a Pico board
	//!
	//! This will blink an LED attached to GP25, which is the pin the Pico uses for the on-board LED.
	#![no_std]
	#![no_main]

	use cortex_m::prelude::_embedded_hal_watchdog_Watchdog;
	use cortex_m_rt::entry;
	use defmt::*;
	use defmt_rtt as _;

9names / Cargo.toml

Last active January 18, 2023 11:30

bl702 LCD test

	[package]
	name = "bl702-hal"
	version = "0.0.3"
	edition = "2021"
	license = "MIT OR MulanPSL-2.0"
	keywords = ["hal", "bl702", "riscv"]
	categories = ["embedded", "no-std", "hardware-support"]
	repository = "https://github.com/9names/bl702-hal"
	description = "HAL for the Bouffalo Lab BL702 microcontroller family"

9names / Cargo.toml

Created February 5, 2023 05:04

enabling critical-section for stm32f4

	[package]
	name = "stm32f4-test"
	version = "0.1.0"
	edition = "2021"
	publish = false

	[dependencies]
	cortex-m = { version = "0.7.7", features = ["critical-section-single-core"] }
	stm32f4 = { path = "../stm32f4", features = ["rt", "critical-section"] }
	embedded-hal = { version="0.2.7", features = ["unproven"] }

9names / gist:e964223287b7dcae7c2080c23fabd2b0

Created April 4, 2023 10:48

size of a rv32ec blinky

	riscv64-unknown-elf-size target/riscv32ec-unknown-none-elf/release/hello-wch --radix=10
	text data bss dec hex filename
	496 0 2048 2544 9f0 target/riscv32ec-unknown-none-elf/release/hello-wch
	riscv64-unknown-elf-nm target/riscv32ec-unknown-none-elf/release/hello-wch --print-size --size-sort --radix=d
	00000396 00000002 T DefaultExceptionHandler
	00000398 00000002 T DefaultInterruptHandler
	00000400 00000004 T default_pre_init
	00000404 00000020 T default_mp_hook
	00000424 00000022 T default_setup_interrupts
	00000352 00000044 T main