stm32/test: add stm32f446 (board not in HIL rig yet)

tests/stm32/src/bin/can.rs

@@ -27,21 +27,21 @@ bind_interrupts!(struct Irqs {
 
 #[embassy_executor::main]
 async fn main(_spawner: Spawner) {
-    let mut p = embassy_stm32::init(config());
+    let p = embassy_stm32::init(config());
     info!("Hello World!");
 
-    // HW is connected as follows:
-    // PB13 -> PD0
-    // PB12 -> PD1
+    let can = peri!(p, CAN);
+    let tx = peri!(p, CAN_TX);
+    let mut rx = peri!(p, CAN_RX);
 
     // The next two lines are a workaround for testing without transceiver.
     // To synchronise to the bus the RX input needs to see a high level.
     // Use `mem::forget()` to release the borrow on the pin but keep the
     // pull-up resistor enabled.
-    let rx_pin = Input::new(&mut p.PD0, Pull::Up);
+    let rx_pin = Input::new(&mut rx, Pull::Up);
     core::mem::forget(rx_pin);
 
-    let mut can = Can::new(p.CAN1, p.PD0, p.PD1, Irqs);
+    let mut can = Can::new(can, rx, tx, Irqs);
 
     info!("Configuring can...");
 

tests/stm32/src/bin/dac.rs

@@ -6,6 +6,8 @@
 
 #[path = "../common.rs"]
 mod common;
+use core::f32::consts::PI;
+
 use common::*;
 use defmt::assert;
 use embassy_executor::Spawner;
@@ -13,6 +15,7 @@ use embassy_stm32::adc::Adc;
 use embassy_stm32::dac::{DacCh1, Value};
 use embassy_stm32::dma::NoDma;
 use embassy_time::{Delay, Timer};
+use micromath::F32Ext;
 use {defmt_rtt as _, panic_probe as _};
 
 #[embassy_executor::main]
@@ -20,24 +23,22 @@ async fn main(_spawner: Spawner) {
     // Initialize the board and obtain a Peripherals instance
     let p: embassy_stm32::Peripherals = embassy_stm32::init(config());
 
-    #[cfg(feature = "stm32f429zi")]
-    let dac_peripheral = p.DAC;
+    let dac = peri!(p, DAC);
+    let dac_pin = peri!(p, DAC_PIN);
+    let mut adc_pin = unsafe { core::ptr::read(&dac_pin) };
 
-    #[cfg(any(feature = "stm32h755zi", feature = "stm32g071rb"))]
-    let dac_peripheral = p.DAC1;
-
-    let mut dac = DacCh1::new(dac_peripheral, NoDma, p.PA4);
+    let mut dac = DacCh1::new(dac, NoDma, dac_pin);
     let mut adc = Adc::new(p.ADC1, &mut Delay);
 
     #[cfg(feature = "stm32h755zi")]
     let normalization_factor = 256;
-    #[cfg(any(feature = "stm32f429zi", feature = "stm32g071rb"))]
+    #[cfg(any(feature = "stm32f429zi", feature = "stm32f446re", feature = "stm32g071rb"))]
     let normalization_factor: i32 = 16;
 
     dac.set(Value::Bit8(0));
     // Now wait a little to obtain a stable value
     Timer::after_millis(30).await;
-    let offset = adc.read(&mut unsafe { embassy_stm32::Peripherals::steal() }.PA4);
+    let offset = adc.read(&mut adc_pin);
 
     for v in 0..=255 {
         // First set the DAC output value
@@ -62,10 +63,6 @@ async fn main(_spawner: Spawner) {
     cortex_m::asm::bkpt();
 }
 
-use core::f32::consts::PI;
-
-use micromath::F32Ext;
-
 fn to_sine_wave(v: u8) -> u8 {
     if v >= 128 {
         // top half

tests/stm32/src/bin/sdmmc.rs

@@ -5,11 +5,12 @@
 #[path = "../common.rs"]
 mod common;
 
-use defmt::{assert_eq, *};
+use common::*;
+use defmt::assert_eq;
 use embassy_executor::Spawner;
 use embassy_stm32::sdmmc::{DataBlock, Sdmmc};
 use embassy_stm32::time::mhz;
-use embassy_stm32::{bind_interrupts, peripherals, sdmmc, Config};
+use embassy_stm32::{bind_interrupts, peripherals, sdmmc};
 use {defmt_rtt as _, panic_probe as _};
 
 bind_interrupts!(struct Irqs {
@@ -20,12 +21,8 @@ bind_interrupts!(struct Irqs {
 async fn main(_spawner: Spawner) {
     info!("Hello World!");
 
-    let mut config = Config::default();
-    config.rcc.sys_ck = Some(mhz(48));
-    config.rcc.pll48 = true;
-    let p = embassy_stm32::init(config);
+    let p = embassy_stm32::init(config());
 
-    #[cfg(feature = "stm32f429zi")]
     let (mut sdmmc, mut dma, mut clk, mut cmd, mut d0, mut d1, mut d2, mut d3) =
         (p.SDIO, p.DMA2_CH3, p.PC12, p.PD2, p.PC8, p.PC9, p.PC10, p.PC11);