From 2d5c2192a1c112b6fe3234121840dd6bb208de9c Mon Sep 17 00:00:00 2001
From: Benjamin Koch <bbbsnowball@gmail.com>
Date: Sat, 13 May 2023 01:47:59 +0200
Subject: [PATCH] add simple Rust program with mostly the pinout, so far
---
firmware/rust1/src/bin/heizung.rs | 88 +++++++++++++++++++++++++++++++
1 file changed, 88 insertions(+)
create mode 100644 firmware/rust1/src/bin/heizung.rs
diff --git a/firmware/rust1/src/bin/heizung.rs b/firmware/rust1/src/bin/heizung.rs
new file mode 100644
index 0000000..e80c23c
--- /dev/null
+++ b/firmware/rust1/src/bin/heizung.rs
@@ -0,0 +1,88 @@
+#![no_std]
+#![no_main]
+#![feature(type_alias_impl_trait)]
+
+use defmt::*;
+use embassy_executor::Spawner;
+use embassy_rp::gpio;
+use embassy_time::{Duration, Timer};
+use embassy_rp::gpio::{Input, Level, Output, Pull};
+use embassy_rp::i2c::{self};
+use embassy_rp::interrupt;
+use embedded_hal_async::i2c::I2c;
+use embassy_rp::peripherals::UART0;
+use embassy_rp::uart::{self, Async, UartRx, UartTx, Parity};
+use {defmt_rtt as _, panic_probe as _};
+
+
+
+#[embassy_executor::main]
+async fn main(_spawner: Spawner) {
+ let p = embassy_rp::init(Default::default());
+
+ // pinout:
+ let mut drive1 = Output::new(p.PIN_0, Level::Low);
+ let mut drive2 = Output::new(p.PIN_1, Level::Low);
+ //let LED_W = p.PIN_2;
+ let ws2812_display = p.PIN_2;
+ //let LED_Y = p.PIN_3;
+ let mut en_measure_current = Output::new(p.PIN_3, Level::Low);
+ let mut led_b = Output::new(p.PIN_4, Level::Low);
+ let mut led_g = Output::new(p.PIN_5, Level::Low);
+ let mut led_r = Output::new(p.PIN_6, Level::Low);
+ let matrix_in1 = Input::new(p.PIN_7, Pull::Up);
+ let sbu1 = p.PIN_8;
+ let sbu2 = p.PIN_9;
+ let vbus_det = p.PIN_10;
+ let button_boot2 = Input::new(p.PIN_11, Pull::Up);
+ let sda = p.PIN_12;
+ let scl = p.PIN_13;
+ let ws2811_red_in = Input::new(p.PIN_14, Pull::None);
+ let tx_en = p.PIN_15;
+ let tx = p.PIN_16;
+ let rx = p.PIN_17;
+ let matrix_in2 = Input::new(p.PIN_18, Pull::Up);
+ let reed3 = Input::new(p.PIN_19, Pull::Up);
+ let reed4 = Input::new(p.PIN_20, Pull::Up);
+ let reed2 = Input::new(p.PIN_21, Pull::Up);
+ let reed1 = Input::new(p.PIN_22, Pull::Up);
+ let matrix_in3 = Input::new(p.PIN_23, Pull::Up);
+ let digout1 = p.PIN_24;
+ let digout2 = p.PIN_25;
+ let analog_in1 = p.PIN_26;
+ let current2 = p.PIN_27;
+ let current1 = p.PIN_28;
+ let measure_vcc = p.PIN_29;
+
+ info!("set up i2c ");
+ let i2c_irq = interrupt::take!(I2C0_IRQ);
+ let mut i2c_config = i2c::Config::default();
+ i2c_config.frequency = 400_000;
+ let mut i2c = i2c::I2c::new_async(p.I2C0, scl, sda, i2c_irq, i2c_config);
+
+ // use 19200 baud in 8E1 mode - not great but Modbus default
+ let mut uart_config = uart::Config::default();
+ uart_config.baudrate = 19200;
+ uart_config.parity = Parity::ParityEven;
+ let uart_rx = UartRx::new(
+ p.UART0,
+ rx,
+ interrupt::take!(UART0_IRQ),
+ p.DMA_CH1,
+ uart_config,
+ );
+
+ loop {
+ info!("led on!");
+ led_b.set_high();
+ Timer::after(Duration::from_secs(1)).await;
+
+ info!("led off!");
+ led_b.set_low();
+ Timer::after(Duration::from_secs(1)).await;
+ }
+
+ // dummy read to fix Mode paraemter of UartRx
+ let buf = [0; 1];
+ let x = uart_rx.read(&mut buf).await;
+}
--
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