created first example

examples/esp32c6/src/main.rs

@@ -0,0 +1,66 @@
+#![no_std]
+#![no_main]
+
+use embedded_hal_bus::i2c::RefCellDevice;
+use esp_hal::main;
+use esp_println::dbg;
+use esp_println::logger::init_logger;
+use core::cell::RefCell;
+use core::default::Default;
+use esp_hal::clock::CpuClock;
+use esp_hal::peripherals::Peripherals;
+use esp_hal::{delay::Delay, time::Duration};
+use log::{debug, info, error};
+use mb85rc::{self, MB85RC};
+
+#[panic_handler]
+fn panic(info: &core::panic::PanicInfo) -> ! {
+    loop {
+        error!("PANIC: {info}");
+    }
+}
+
+esp_bootloader_esp_idf::esp_app_desc!();
+
+#[main]
+fn main() -> ! {
+    let config = esp_hal::Config::default().with_cpu_clock(CpuClock::max());
+    let _peripherals = esp_hal::init(config);
+    init_logger(log::LevelFilter::Debug);
+
+    let peripherals = unsafe { Peripherals::steal() };
+    let i2c = esp_hal::i2c::master::I2c::new(peripherals.I2C0, esp_hal::i2c::master::Config::default())
+        .unwrap()
+        .with_sda(peripherals.GPIO22)
+        .with_scl(peripherals.GPIO23);
+
+    let delay = Delay::new();
+    delay.delay(Duration::from_millis(500));
+    debug!("starting...");
+
+    let i2c_refcell = RefCell::new(i2c);
+
+    let display_refcell_device = RefCellDevice::new(&i2c_refcell);
+
+    debug!("wait 1s...");
+    delay.delay(Duration::from_millis(1000));
+
+    let mut mb85rc = MB85RC::new(display_refcell_device, 0x50);
+
+    let memory_address = [0x00, 0x00];
+    let data = 0xFF;
+
+    info!("writing {} in memory address: {:?}", data, memory_address);
+    let write_result = mb85rc.byte_write(memory_address, data);
+    dbg!(write_result);
+
+    delay.delay(Duration::from_secs(1));
+
+    debug!("reading fram...");
+    let read_data = mb85rc.random_read(&memory_address);
+    info!("read data: {:?}", read_data);
+
+    loop {
+        delay.delay(Duration::from_secs(2));
+    }
+}