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-rw-r--r--examples/mspm0l1306/src/bin/i2c.rs37
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diff --git a/examples/mspm0l1306/src/bin/i2c.rs b/examples/mspm0l1306/src/bin/i2c.rs
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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}