From 1b34a7f20403fd713c0aff2bbe8df64711036c37 Mon Sep 17 00:00:00 2001 From: James Munns Date: Tue, 26 May 2020 23:18:32 +0200 Subject: [PATCH 1/1] Not exactly initial commit --- .gitmodules | 6 + ili9341-rs | 1 + keywing/.cargo/config | 9 + keywing/.gitignore | 2 + keywing/Cargo.lock | 371 ++++++++++++++++++++++++++++++++ keywing/Cargo.toml | 46 ++++ keywing/Embed.toml | 46 ++++ keywing/debug.gdb | 6 + keywing/memory.x | 10 + keywing/src/buffer.rs | 62 ++++++ keywing/src/main.rs | 483 ++++++++++++++++++++++++++++++++++++++++++ nrf-hal | 1 + 12 files changed, 1043 insertions(+) create mode 100644 .gitmodules create mode 160000 ili9341-rs create mode 100644 keywing/.cargo/config create mode 100644 keywing/.gitignore create mode 100644 keywing/Cargo.lock create mode 100644 keywing/Cargo.toml create mode 100644 keywing/Embed.toml create mode 100644 keywing/debug.gdb create mode 100644 keywing/memory.x create mode 100644 keywing/src/buffer.rs create mode 100644 keywing/src/main.rs create mode 160000 nrf-hal diff --git a/.gitmodules b/.gitmodules new file mode 100644 index 0000000..ef75d6c --- /dev/null +++ b/.gitmodules @@ -0,0 +1,6 @@ +[submodule "ili9341-rs"] + path = ili9341-rs + url = git@github.com:jamesmunns/ili9341-rs.git +[submodule "nrf-hal"] + path = nrf-hal + url = git@github.com:jamesmunns/nrf-hal.git diff --git a/ili9341-rs b/ili9341-rs new file mode 160000 index 0000000..c732509 --- /dev/null +++ b/ili9341-rs @@ -0,0 +1 @@ +Subproject commit c7325094ebbc60640c4842e038c8de27beae48ad diff --git a/keywing/.cargo/config b/keywing/.cargo/config new file mode 100644 index 0000000..5673fa9 --- /dev/null +++ b/keywing/.cargo/config @@ -0,0 +1,9 @@ +[build] +target = "thumbv7em-none-eabihf" + +[target.thumbv7em-none-eabihf] +# runner = 'gdbgui -g arm-none-eabi-gdb --gdb-args="-command=debug.gdb"' +runner = "arm-none-eabi-gdb -tui -q -x debug.gdb" +rustflags = [ + "-C", "link-arg=-Tlink.x", +] diff --git a/keywing/.gitignore b/keywing/.gitignore new file mode 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"0d67cb4616d99b940db1d6bd28844ff97108b498a6ca850e5b6191a532063286" diff --git a/keywing/Cargo.toml b/keywing/Cargo.toml new file mode 100644 index 0000000..85b93b8 --- /dev/null +++ b/keywing/Cargo.toml @@ -0,0 +1,46 @@ +[package] +name = "tiny-nrf52" +version = "0.1.0" +authors = ["James Munns "] +edition = "2018" + +[dependencies] +cortex-m-rt = "0.6.10" +cortex-m = "0.6.1" +nb = "0.1.2" +heapless = "0.5.1" +embedded-hal = "0.2" +rtt-target = {version = "0.2.0", features = ["cortex-m"] } +embedded-graphics = "0.6.2" + +[dependencies.ili9341] +version = "0.3.0" +path = "../ili9341-rs" + +[dependencies.nrf52840-hal] +version = "0.10.0" +features = ["rt"] + +[dependencies.panic-persist] +version = "0.2.1" +default-features = false +features = ["utf8"] + +[profile.dev] +lto = true +panic = "abort" +debug = true +incremental = false +codegen-units = 1 +opt-level = 0 + +[profile.release] +lto = true +panic = "abort" +debug = true +incremental = false +codegen-units = 1 +opt-level = 's' + +[patch.crates-io] +nrf-hal-common = { path = "../nrf-hal/nrf-hal-common" } diff --git a/keywing/Embed.toml b/keywing/Embed.toml new file mode 100644 index 0000000..918f48c --- /dev/null +++ b/keywing/Embed.toml @@ -0,0 +1,46 @@ +[probe] +# The index of the probe in the connected probe list. +probe_index = 0 +# The protocol to be used for communicating with the target. +protocol = "Swd" +# The speed in kHz of the data link to the target. +# speed = 1337 + +[flashing] +# Whether or not the target should be flashed. +enabled = true +# Whether or not the target should be halted after flashing. +halt_afterwards = false +# Whether or not bytes erased but not rewritten with data from the ELF +# should be restored with their contents before erasing. +restore_unwritten_bytes = false +# The path where an SVG of the assembled flash layout should be written to. +# flash_layout_output_path = "out.svg" + +[general] +# The chip name of the chip to be debugged. +chip = "nRF52840_xxAA" +# A list of chip descriptions to be loaded during runtime. +chip_descriptions = [] +# The default log level to be used. +log_level = "Warn" + +[rtt] +# Whether or not an RTTUI should be opened after flashing. +# This is exclusive and cannot be used with GDB at the moment. +enabled = true +# A list of channel associations to be displayed. If left empty, all channels are displayed. +channels = [ + # { up = 0, down = 0, name = "name" } +] +# The duration in ms for which the logger should retry to attach to RTT. +timeout = 3000 +# Whether timestamps in the RTTUI are enabled +show_timestamps = true + +[gdb] +# Whether or not a GDB server should be opened after flashing. +# This is exclusive and cannot be used with RTT at the moment. +enabled = false +# The connection string in host:port format wher the GDB server will open a socket. +# gdb_connection_string diff --git a/keywing/debug.gdb b/keywing/debug.gdb new file mode 100644 index 0000000..3696a91 --- /dev/null +++ b/keywing/debug.gdb @@ -0,0 +1,6 @@ +target remote :2331 +set backtrace limit 32 +load +monitor reset +break main +continue diff --git a/keywing/memory.x b/keywing/memory.x new file mode 100644 index 0000000..46f1278 --- /dev/null +++ b/keywing/memory.x @@ -0,0 +1,10 @@ +MEMORY +{ + /* NOTE K = KiBi = 1024 bytes */ + FLASH : ORIGIN = 0x00000000, LENGTH = 1M + RAM : ORIGIN = 0x20000000, LENGTH = 255K + PANDUMP: ORIGIN = 0x2003FC00, LENGTH = 1K +} + +_panic_dump_start = ORIGIN(PANDUMP); +_panic_dump_end = ORIGIN(PANDUMP) + LENGTH(PANDUMP); diff --git a/keywing/src/buffer.rs b/keywing/src/buffer.rs new file mode 100644 index 0000000..da912ad --- /dev/null +++ b/keywing/src/buffer.rs @@ -0,0 +1,62 @@ +use embedded_graphics::{ + drawable::Pixel, + geometry::{Point, Size}, + pixelcolor::{ + raw::{RawData, RawU16}, + Rgb565, + }, + primitives::Rectangle, + style::{PrimitiveStyle, Styled}, + DrawTarget, +}; + +pub struct FrameBuffer<'a> { + buf: &'a mut [[u16; 320]; 240], +} + +impl<'a> FrameBuffer<'a> { + pub fn new(raw: &'a mut [[u16; 320]; 240]) -> Self { + Self { + buf: raw + } + } + + pub fn inner(&self) -> &[u16] { + unsafe { + core::slice::from_raw_parts(self.buf.as_ptr().cast::(), (self.width() * self.height()) as usize) + } + } + + fn width(&self) -> u32 { + self.buf.len() as u32 + } + + fn height(&self) -> u32 { + self.buf[0].len() as u32 + } +} + +impl<'a> DrawTarget for FrameBuffer<'a> +{ + type Error = (); + + fn size(&self) -> Size { + Size::new(self.width(), self.height()) + } + + fn draw_pixel(&mut self, pixel: Pixel) -> Result<(), Self::Error> { + let Pixel(pos, color) = pixel; + + if pos.x < 0 || pos.y < 0 || pos.x >= self.width() as i32 || pos.y >= self.height() as i32 { + return Ok(()); + } + + self.buf[pos.y as usize][pos.x as usize] = swap(RawU16::from(color).into_inner()); + Ok(()) + } +} + +const fn swap(inp: u16) -> u16 { + (inp & 0x00FF) << 8 | + (inp & 0xFF00) >> 8 +} diff --git a/keywing/src/main.rs b/keywing/src/main.rs new file mode 100644 index 0000000..fd71350 --- /dev/null +++ b/keywing/src/main.rs @@ -0,0 +1,483 @@ +#![no_std] +#![no_main] + +// Panic provider crate +use panic_persist; +use cortex_m; + +// Used to set the program entry point +use cortex_m_rt::entry; + +// Provides definitions for our development board +use nrf52840_hal::{ + prelude::*, + target::{Peripherals, CorePeripherals}, + Timer, + Rng, + Spim, + spim::{ + Pins as SpimPins, + Frequency as SpimFrequency, + MODE_0, + }, + gpio::{ + p0::Parts as P0Parts, + p1::Parts as P1Parts, + Level, + }, + Clocks, +}; + +use rtt_target::{ + rprint, rprintln, + rtt_init_print, +}; + +use embedded_graphics::{ + fonts::{Font8x16, Text}, + pixelcolor::Rgb565, + prelude::*, + style::{TextStyle, TextStyleBuilder}, +}; + +mod buffer; + +use ili9341::{Ili9341, Orientation}; + +const TEXT_SAMPLE: &[&str] = &[ + "for x in 0..10 {", + " for y in 0..10 {", + " let rand: u16 = rng.random_u16();", + " buffy.iter_mut().for_each(|px| {", + " *px = swap(rand)", + " });", + " lcd.draw_raw(", + " 32 * x,", + " 24 * y,", + " (32 * (x + 1)) - 1,", + " (24 * (y + 1)) - 1,", + " &buffy,", + " ).unwrap();", + " }", + "}", +]; + +const TEXT_SAMPLE2: &[&[(i32, Rgb565, &str)]] = &[ + // "for x in 0..10 {", + &[(0, Rgb565::RED, "for "), (4, Rgb565::WHITE, "x "), (6, Rgb565::RED, "in "), (9, Rgb565::MAGENTA, "0"), (10, Rgb565::RED, ".."), (12, Rgb565::MAGENTA, "10"), (14, Rgb565::WHITE, " {")], + // " for y in 0..10 {", + &[(2, Rgb565::RED, "for "), (6, Rgb565::WHITE, "y "), (8, Rgb565::RED, "in "), (11, Rgb565::MAGENTA, "0"), (12, Rgb565::RED, ".."), (14, Rgb565::MAGENTA, "10"), (16, Rgb565::WHITE, " {")], + // " let rand: u16 = rng.random_u16();", + &[(4, Rgb565::CYAN, "let "), (8, Rgb565::WHITE, "rand: "), (14, Rgb565::CYAN, "u16 "), (18, Rgb565::RED, "= "), (20, Rgb565::WHITE, "rng."), (24, Rgb565::CYAN, "random_u16"), (34, Rgb565::WHITE, "();")], + // " buffy.iter_mut().for_each(|px| {", + &[(4, Rgb565::WHITE, "buffy."), (10, Rgb565::CYAN, "iter_mut"), (18, Rgb565::WHITE, "()."), (21, Rgb565::CYAN, "for_each"), (29, Rgb565::WHITE, "(|"), (31, Rgb565::YELLOW, "px"), (33, Rgb565::WHITE, "| {")], + // " *px = swap(rand)", + &[(6, Rgb565::RED, "*"), (7, Rgb565::WHITE, "px "), (10, Rgb565::RED, "= "), (12, Rgb565::CYAN, "swap"), (16, Rgb565::WHITE, "(rand)")], + // " });", + &[(4, Rgb565::WHITE, "});")], + // " lcd.draw_raw(", + &[(4, Rgb565::WHITE, "lcd."), (8, Rgb565::CYAN, "draw_raw"), (16, Rgb565::WHITE, "(")], + // " 32 * x,", + &[(6, Rgb565::MAGENTA, "32 "), (9, Rgb565::RED, "* "), (11, Rgb565::WHITE, "x,")], + // " 24 * y,", + &[(6, Rgb565::MAGENTA, "24 "), (9, Rgb565::RED, "* "), (11, Rgb565::WHITE, "y,")], + // " (32 * (x + 1)) - 1,", + &[(6, Rgb565::WHITE, "("), (7, Rgb565::MAGENTA,"32 "), (10, Rgb565::RED, "* "), (12, Rgb565::WHITE, "(x "), (15, Rgb565::RED, "+ "), (17, Rgb565::MAGENTA, "1"), (18, Rgb565::WHITE, ")) "), (21, Rgb565::RED, "- "), (23, Rgb565::MAGENTA, "1"), (24, Rgb565::WHITE, ",")], + // " (24 * (y + 1)) - 1,", + &[(6, Rgb565::WHITE, "("), (7, Rgb565::MAGENTA,"24 "), (10, Rgb565::RED, "* "), (12, Rgb565::WHITE, "(y "), (15, Rgb565::RED, "+ "), (17, Rgb565::MAGENTA, "1"), (18, Rgb565::WHITE, ")) "), (21, Rgb565::RED, "- "), (23, Rgb565::MAGENTA, "1"), (24, Rgb565::WHITE, ",")], + // " &buffy,", + &[(6, Rgb565::RED, "&"), (7, Rgb565::WHITE, "buffy,")], + // " ).unwrap();", + &[(4, Rgb565::WHITE, ")."), (6, Rgb565::CYAN, "unwrap"), (12, Rgb565::WHITE, "();")], + // " }", + &[(2, Rgb565::WHITE, "}")], + // "}", + &[(0, Rgb565::WHITE, "}")], +]; + +#[entry] +fn main() -> ! { + match inner_main() { + Ok(()) => cortex_m::peripheral::SCB::sys_reset(), + Err(e) => panic!(e), + } +} + +fn inner_main() -> Result<(), &'static str> { + let mut board = Peripherals::take().ok_or("Error getting board!")?; + let mut corep = CorePeripherals::take().ok_or("Error")?; + let mut timer = Timer::new(board.TIMER0); + let mut delay = Timer::new(board.TIMER1); + let mut rng = Rng::new(board.RNG); + let mut toggle = false; + let _clocks = Clocks::new(board.CLOCK).enable_ext_hfosc(); + + // use ChannelMode::NoBlockS + rtt_init_print!(NoBlockSkip, 4096); + + if let Some(msg) = panic_persist::get_panic_message_utf8() { + rprintln!("{}", msg); + } else { + rprintln!("Clean boot!"); + } + + + let p0 = P0Parts::new(board.P0); + let p1 = P1Parts::new(board.P1); + + let kbd_lcd_reset = p1.p1_08; // GPIO5, D5 + let stm_cs = p0.p0_07; // GPIO6, D6, + let lcd_cs = p0.p0_26; // GPIO9, D9, + let lcd_dc = p0.p0_27; // GPIO10, D10 + + // Pull the neopixel line low so noise doesn't make it turn on spuriously + let keywing_neopixel = p0.p0_06.into_push_pull_output(Level::Low); // GPIO11, D11 + + let spim = Spim::new( + board.SPIM3, + SpimPins { + sck: p0.p0_14.into_push_pull_output(Level::Low).degrade(), + miso: Some(p0.p0_15.into_floating_input().degrade()), + mosi: Some(p0.p0_13.into_push_pull_output(Level::Low).degrade()), + }, + SpimFrequency::M32, + MODE_0, + 0x00, + ); + + let mut lcd = Ili9341::new_spi( + spim, + lcd_cs.into_push_pull_output(Level::High), + lcd_dc.into_push_pull_output(Level::High), + kbd_lcd_reset.into_push_pull_output(Level::High), + &mut delay, + ).unwrap(); + + lcd.set_orientation(Orientation::Landscape).unwrap(); + + let mut buffy = [0u16; 24 * 32]; + let mut buffy2 = [[0u16; 320]; 240]; + + let mut fbuffy = buffer::FrameBuffer::new(&mut buffy2); + + // // rrrrr gggggg bbbbb + // buffy.iter_mut().for_each(|px| *px = 0b11111_000000_00000); + + let style = TextStyleBuilder::new(Font8x16) + .text_color(Rgb565::WHITE) + .background_color(Rgb565::BLACK) + .build(); + + loop { + + rprintln!("Start colors raw"); + + for x in 0..10 { + for y in 0..10 { + let rand: u16 = rng.random_u16(); + buffy.iter_mut().for_each(|px| { + *px = swap(rand) + }); + + lcd.draw_raw( + 32 * x, + 24 * y, + (32 * (x + 1)) - 1, + (24 * (y + 1)) - 1, + &buffy, + ).unwrap(); + } + } + + rprintln!("Done.\n"); + + timer.delay_ms(1000u16); + + rprintln!("Start colors raw"); + + for x in 0..10 { + for y in 0..10 { + let rand: u16 = 0; + buffy.iter_mut().for_each(|px| { + *px = swap(rand) + }); + + lcd.draw_raw( + 32 * x, + 24 * y, + (32 * (x + 1)) - 1, + (24 * (y + 1)) - 1, + &buffy, + ).unwrap(); + } + } + + rprintln!("Done.\n"); + + + timer.delay_ms(1000u16); + + // buffy2.iter_mut().for_each(|px| *px = swap(0b00000_000000_00000)); + // rprintln!("Start black"); + // lcd.draw_raw(0, 0, 319, 239, &buffy2).unwrap(); + // rprintln!("Done.\n"); + + rprintln!("text start"); + + for row in 0..15 { + Text::new( + TEXT_SAMPLE[row as usize], + Point::new(0, row * 16) + ).into_styled(style) + .draw(&mut lcd) + .unwrap(); + } + + rprintln!("text done"); + + timer.delay_ms(3000u16); + + rprintln!("Start colors raw"); + + for x in 0..10 { + for y in 0..10 { + let rand: u16 = 0; + buffy.iter_mut().for_each(|px| { + *px = swap(rand) + }); + + lcd.draw_raw( + 32 * x, + 24 * y, + (32 * (x + 1)) - 1, + (24 * (y + 1)) - 1, + &buffy, + ).unwrap(); + } + } + + rprintln!("Done.\n"); + + + timer.delay_ms(1000u16); + + // buffy2.iter_mut().for_each(|px| *px = swap(0b00000_000000_00000)); + // rprintln!("Start black"); + // lcd.draw_raw(0, 0, 319, 239, &buffy2).unwrap(); + // rprintln!("Done.\n"); + + rprintln!("text2 start"); + + for (i, row) in TEXT_SAMPLE2.iter().enumerate() { + for (offset, color, text) in row.iter() { + let styled = TextStyleBuilder::new(Font8x16) + .text_color(*color) + .background_color(Rgb565::BLACK) + .build(); + + Text::new( + text, + Point::new(*offset * 8, i as i32 * 16) + ).into_styled(styled) + .draw(&mut lcd) + .unwrap(); + } + } + + rprintln!("text2 done"); + + timer.delay_ms(3000u16); + + rprintln!("Start colors raw"); + + for x in 0..10 { + for y in 0..10 { + let rand: u16 = 0; + buffy.iter_mut().for_each(|px| { + *px = swap(rand) + }); + + lcd.draw_raw( + 32 * x, + 24 * y, + (32 * (x + 1)) - 1, + (24 * (y + 1)) - 1, + &buffy, + ).unwrap(); + } + } + + rprintln!("Done.\n"); + + timer.delay_ms(1000u16); + + // buffy2.iter_mut().for_each(|px| *px = swap(0b00000_000000_00000)); + // rprintln!("Start black"); + // lcd.draw_raw(0, 0, 319, 239, &buffy2).unwrap(); + // rprintln!("Done.\n"); + + timer.start(1_000_000u32); + + let start: u32 = timer.read(); + + for row in 0..15 { + Text::new( + TEXT_SAMPLE[row as usize], + Point::new(0, row * 16) + ).into_styled(style) + .draw(&mut fbuffy) + .unwrap(); + } + + let middle: u32 = timer.read(); + + lcd.draw_raw(0, 0, 319, 239, fbuffy.inner()).unwrap(); + + let end: u32 = timer.read(); + + rprintln!("text buffered done"); + rprintln!("start: 0x{:08X}, middle: 0x{:08X}, end: 0x{:08X}", start, middle, end); + rprintln!("render: {} cycs", middle - start); + rprintln!("draw: {} cycs", end - middle); + + + + + + timer.delay_ms(3000u16); + + rprintln!("Start colors raw"); + + for x in 0..10 { + for y in 0..10 { + let rand: u16 = 0; + buffy.iter_mut().for_each(|px| { + *px = swap(rand) + }); + + lcd.draw_raw( + 32 * x, + 24 * y, + (32 * (x + 1)) - 1, + (24 * (y + 1)) - 1, + &buffy, + ).unwrap(); + } + } + + rprintln!("Done.\n"); + + + timer.delay_ms(1000u16); + + rprintln!("text2 buffered middle"); + + for (i, row) in TEXT_SAMPLE2.iter().enumerate() { + for (offset, color, text) in row.iter() { + let styled = TextStyleBuilder::new(Font8x16) + .text_color(*color) + .background_color(Rgb565::BLACK) + .build(); + + Text::new( + text, + Point::new(*offset * 8, i as i32 * 16) + ).into_styled(styled) + .draw(&mut fbuffy) + .unwrap(); + } + } + + rprintln!("text2 buffered middle"); + + lcd.draw_raw(0, 0, 319, 239, fbuffy.inner()).unwrap(); + + rprintln!("text2 buffered done"); + + timer.delay_ms(3000u16); + + continue; + + + // // SHOULD BE + // // rrrrr gggggg bbbbb + // buffy2.iter_mut().for_each(|px| *px = swap(0b11111_000000_00000)); + // rprintln!("Start red"); + // lcd.draw_raw(0, 0, 319, 239, &buffy2).unwrap(); + // rprintln!("Done.\n"); + + // timer.delay_ms(250u16); + + // buffy2.iter_mut().for_each(|px| *px = swap(0b00000_111111_00000)); + // rprintln!("Start green"); + // lcd.draw_raw(0, 0, 319, 239, &buffy2).unwrap(); + // rprintln!("Done.\n"); + + // timer.delay_ms(250u16); + + // buffy2.iter_mut().for_each(|px| *px = swap(0b00000_000000_11111)); + // rprintln!("Start blue"); + // lcd.draw_raw(0, 0, 319, 239, &buffy2).unwrap(); + // rprintln!("Done.\n"); + + // buffy2.iter_mut().for_each(|px| *px = swap(0b00000_000000_00000)); + // rprintln!("Start black"); + // lcd.draw_raw(0, 0, 319, 239, &buffy2).unwrap(); + // rprintln!("Done.\n"); + + // 240 / 16: 15 + // 320 / 8: 40 + + let text = "abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ1234567890"; + + let mut textiter = text.chars().cycle(); + + for row in 0..15 { + for col in 0..40 { + let mut buf = [0u8; 4]; + let txt = textiter.next().unwrap().encode_utf8(&mut buf); + Text::new( + txt, + Point::new(col * 8, row * 16) + ).into_styled(style) + .draw(&mut lcd) + .unwrap(); + } + timer.delay_ms(500u16); + } + + timer.delay_ms(1000u16); + + + // buffy2.iter_mut().for_each(|px| *px = swap(0b00000_000000_00000)); + // rprintln!("Start black"); + // lcd.draw_raw(0, 0, 319, 239, &buffy2).unwrap(); + // rprintln!("Done.\n"); + + rprintln!("Starting Text Fill..."); + + let mut text = Text::new( + "1234567890123456789012345678901234567890", + Point::new(0, 0) + ).into_styled(style); + + for _y in 0..15 { + text.draw(&mut lcd).unwrap(); + text = text.translate(Point::new(0, 16)); + } + + rprintln!("Finished Text Fill."); + + + timer.delay_ms(1000u16); + + + } + + Ok(()) +} + +const fn swap(inp: u16) -> u16 { + (inp & 0x00FF) << 8 | + (inp & 0xFF00) >> 8 +} diff --git a/nrf-hal b/nrf-hal new file mode 160000 index 0000000..f98fe76 --- /dev/null +++ b/nrf-hal @@ -0,0 +1 @@ +Subproject commit f98fe76b4b0d43a8a542c0002ce6b2568d9f4070 -- 2.45.1