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-rw-r--r--examples/mspm0l1306/Cargo.toml4
-rw-r--r--examples/mspm0l1306/src/bin/i2c.rs37
-rw-r--r--examples/mspm0l1306/src/bin/i2c_async.rs43
3 files changed, 84 insertions, 0 deletions
diff --git a/examples/mspm0l1306/Cargo.toml b/examples/mspm0l1306/Cargo.toml
index 6b1125810..b59c06257 100644
--- a/examples/mspm0l1306/Cargo.toml
+++ b/examples/mspm0l1306/Cargo.toml
@@ -19,3 +19,7 @@ panic-semihosting = "0.6.0"
19 19
20[profile.release] 20[profile.release]
21debug = 2 21debug = 2
22
23[profile.dev]
24debug = 2
25opt-level = 2
diff --git a/examples/mspm0l1306/src/bin/i2c.rs b/examples/mspm0l1306/src/bin/i2c.rs
new file mode 100644
index 000000000..02c0ee740
--- /dev/null
+++ b/examples/mspm0l1306/src/bin/i2c.rs
@@ -0,0 +1,37 @@
1//! Example of using blocking I2C
2//!
3//! This uses the virtual COM port provided on the LP-MSPM0L1306 board.
4
5#![no_std]
6#![no_main]
7
8use defmt::*;
9use embassy_executor::Spawner;
10use embassy_mspm0::i2c::{BusSpeed, ClockSel, Config, I2c};
11use {defmt_rtt as _, panic_halt as _};
12
13const ADDRESS: u8 = 0x6a;
14
15#[embassy_executor::main]
16async fn main(_spawner: Spawner) -> ! {
17 let p = embassy_mspm0::init(Default::default());
18
19 let instance = p.I2C0;
20 let scl = p.PA1;
21 let sda = p.PA0;
22
23 let mut config = Config::default();
24 config.clock_source = ClockSel::BusClk;
25 config.bus_speed = BusSpeed::FastMode;
26 let mut i2c = unwrap!(I2c::new_blocking(instance, scl, sda, config));
27
28 let mut to_read = [0u8; 1];
29 let to_write: u8 = 0x0F;
30
31 match i2c.blocking_write_read(ADDRESS, &[to_write], &mut to_read) {
32 Ok(()) => info!("Register {}: {}", to_write, to_read[0]),
33 Err(e) => error!("I2c Error: {:?}", e),
34 }
35
36 loop {}
37}
diff --git a/examples/mspm0l1306/src/bin/i2c_async.rs b/examples/mspm0l1306/src/bin/i2c_async.rs
new file mode 100644
index 000000000..34e2c64e7
--- /dev/null
+++ b/examples/mspm0l1306/src/bin/i2c_async.rs
@@ -0,0 +1,43 @@
1//! Example of using async I2C
2//!
3//! This uses the virtual COM port provided on the LP-MSPM0L1306 board.
4
5#![no_std]
6#![no_main]
7
8use defmt::*;
9use embassy_executor::Spawner;
10use embassy_mspm0::bind_interrupts;
11use embassy_mspm0::i2c::{BusSpeed, ClockSel, Config, I2c, InterruptHandler};
12use embassy_mspm0::peripherals::I2C0;
13use {defmt_rtt as _, panic_halt as _};
14
15const ADDRESS: u8 = 0x6a;
16
17bind_interrupts!(struct Irqs {
18 I2C0 => InterruptHandler<I2C0>;
19});
20
21#[embassy_executor::main]
22async fn main(_spawner: Spawner) -> ! {
23 let p = embassy_mspm0::init(Default::default());
24
25 let instance = p.I2C0;
26 let scl = p.PA1;
27 let sda = p.PA0;
28
29 let mut config = Config::default();
30 config.clock_source = ClockSel::BusClk;
31 config.bus_speed = BusSpeed::FastMode;
32 let mut i2c = unwrap!(I2c::new_async(instance, scl, sda, Irqs, config));
33
34 let mut to_read = [0u8; 1];
35 let to_write: u8 = 0x0F;
36
37 match i2c.async_write_read(ADDRESS, &[to_write], &mut to_read).await {
38 Ok(()) => info!("Register {}: {}", to_write, to_read[0]),
39 Err(e) => error!("I2c Error: {:?}", e),
40 }
41
42 loop {}
43}