added some todos

addded lvl shifter init
added i2c init
2026-04-30 18:49:09 +00:00 · 2025-07-27 02:48:27 +02:00 · 2025-07-27 02:24:29 +02:00 · 2025-07-27 01:30:38 +02:00 · 2025-07-27 00:32:41 +02:00
6 changed files with 179 additions and 7 deletions
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -275,6 +275,20 @@ dependencies = [
 "litrs 0.4.1",
 ]

+[[package]]
+name = "ds3231"
+version = "0.3.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "06092da010fc293e78440557ff06ec633e06204d93a11e120c69be9a40745931"
+dependencies = [
+ "bitfield 0.19.1",
+ "cfg-if",
+ "chrono",
+ "embedded-hal 1.0.0",
+ "maybe-async-cfg",
+ "paste",
+]
+
 [[package]]
 name = "edge-dhcp"
 version = "0.6.0"
@@ -970,6 +984,7 @@ version = "0.1.0"
 dependencies = [
 "bleps",
 "critical-section",
+ "ds3231",
 "edge-dhcp",
 "edge-nal",
 "edge-nal-embassy",
@@ -990,6 +1005,7 @@ dependencies = [
 "picoserve",
 "smoltcp",
 "static_cell",
+ "ws2812-spi",
 ]

 [[package]]
@@ -1164,6 +1180,43 @@ version = "0.8.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "0ca88d725a0a943b096803bd34e73a4437208b6077654cc4ecb2947a5f91618d"

+[[package]]
+name = "manyhow"
+version = "0.11.4"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "b33efb3ca6d3b07393750d4030418d594ab1139cee518f0dc88db70fec873587"
+dependencies = [
+ "manyhow-macros",
+ "proc-macro2",
+ "quote",
+ "syn 1.0.109",
+ "syn 2.0.104",
+]
+
+[[package]]
+name = "manyhow-macros"
+version = "0.11.4"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "46fce34d199b78b6e6073abf984c9cf5fd3e9330145a93ee0738a7443e371495"
+dependencies = [
+ "proc-macro-utils",
+ "proc-macro2",
+ "quote",
+]
+
+[[package]]
+name = "maybe-async-cfg"
+version = "0.2.5"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "8dbfaa67a76e2623580df07d6bb5e7956c0a4bae4b418314083a9c619bd66627"
+dependencies = [
+ "manyhow",
+ "proc-macro2",
+ "pulldown-cmark",
+ "quote",
+ "syn 1.0.109",
+]
+
 [[package]]
 name = "md-5"
 version = "0.10.6"
@@ -1362,6 +1415,17 @@ dependencies = [
 "version_check",
 ]

+[[package]]
+name = "proc-macro-utils"
+version = "0.10.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "eeaf08a13de400bc215877b5bdc088f241b12eb42f0a548d3390dc1c56bb7071"
+dependencies = [
+ "proc-macro2",
+ "quote",
+ "smallvec",
+]
+
 [[package]]
 name = "proc-macro2"
 version = "1.0.95"
@@ -1371,6 +1435,17 @@ dependencies = [
 "unicode-ident",
 ]

+[[package]]
+name = "pulldown-cmark"
+version = "0.11.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "679341d22c78c6c649893cbd6c3278dcbe9fc4faa62fea3a9296ae2b50c14625"
+dependencies = [
+ "bitflags 2.9.1",
+ "memchr",
+ "unicase",
+]
+
 [[package]]
 name = "quote"
 version = "1.0.40"
@@ -1398,6 +1473,15 @@ version = "0.9.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "99d9a13982dcf210057a8a78572b2217b667c3beacbf3a0d8b454f6f82837d38"

+[[package]]
+name = "rgb"
+version = "0.8.52"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "0c6a884d2998352bb4daf0183589aec883f16a6da1f4dde84d8e2e9a5409a1ce"
+dependencies = [
+ "bytemuck",
+]
+
 [[package]]
 name = "riscv"
 version = "0.12.1"
@@ -1513,6 +1597,21 @@ version = "1.3.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "0fda2ff0d084019ba4d7c6f371c95d8fd75ce3524c3cb8fb653a3023f6323e64"

+[[package]]
+name = "smallvec"
+version = "1.15.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "67b1b7a3b5fe4f1376887184045fcf45c69e92af734b7aaddc05fb777b6fbd03"
+
+[[package]]
+name = "smart-leds-trait"
+version = "0.3.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "edeb89c73244414bb0568611690dd095b2358b3fda5bae65ad784806cca00157"
+dependencies = [
+ "rgb",
+]
+
 [[package]]
 name = "smoltcp"
 version = "0.12.0"
@@ -1648,6 +1747,12 @@ version = "0.1.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "e87a2ed6b42ec5e28cc3b94c09982969e9227600b2e3dcbc1db927a84c06bd69"

+[[package]]
+name = "unicase"
+version = "2.8.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "75b844d17643ee918803943289730bec8aac480150456169e647ed0b576ba539"
+
 [[package]]
 name = "unicode-ident"
 version = "1.0.18"
@@ -1896,6 +2001,16 @@ dependencies = [
 "memchr",
 ]

+[[package]]
+name = "ws2812-spi"
+version = "0.5.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "b2fd98e2b649252eced2ec3aa8d5048e7d2ac294276b0567939bbf47741f9934"
+dependencies = [
+ "embedded-hal 1.0.0",
+ "smart-leds-trait",
+]
+
 [[package]]
 name = "xtensa-lx"
 version = "0.12.0"
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -60,6 +60,9 @@ edge-nal-embassy = { version = "0.6.0", features = ["log"] }
 picoserve = { version = "0.16.0", features = ["embassy", "log"] }
 embassy-sync = { version = "0.7.0", features = ["log"] }

+ds3231 = "0.3.0"
+ws2812-spi = "0.5.1"
+

 [profile.dev]
 # Rust debug is too slow.
--- a/src/bin/init/mod.rs
+++ b/src/bin/init/mod.rs
@@ -1,11 +1,14 @@
 use embassy_executor::Spawner;
 use embassy_net::Stack;
-use esp_hal::peripherals::{GPIO1, GPIO2, UART1};
+use esp_hal::peripherals::{self, GPIO0, GPIO1, GPIO3, GPIO4, GPIO5, GPIO6, GPIO7, GPIO22, GPIO23, I2C0, UART1};
+use esp_hal::time::Rate;
 use esp_hal::{
    Async,
    clock::CpuClock,
    timer::{systimer::SystemTimer, timg::TimerGroup},
    uart::Uart,
+    i2c::master::I2c,
+    gpio::{Output, OutputConfig}
 };
 use esp_println::logger::init_logger;
 use log::error;
@@ -39,23 +42,63 @@ pub async fn hardware_init(spawner: &mut Spawner) -> (Uart<'static, Async>, Stac
    let interfaces = wifi::setup_wifi(timer1.timer0, rng, peripherals.WIFI, spawner);
    let stack = network::setup_network(network_seed, interfaces.ap, spawner);

-    let uart_devie = setup_uart(peripherals.UART1, peripherals.GPIO1, peripherals.GPIO2);
+    init_lvl_shifter(peripherals.GPIO0);

-    (uart_devie, stack)
+    let uart_device = setup_uart(peripherals.UART1, peripherals.GPIO7, peripherals.GPIO6);
+
+    let i2c_device = setup_i2c(peripherals.I2C0, peripherals.GPIO22, peripherals.GPIO23);
+
+    //TODO change to get I2C device back / maybe init for each protocol
+
+    (uart_device, stack)
+}
+
+// Initialize the level shifter for the NFC reader and LED (output-enable (OE) input is low, all outputs are placed in the high-impedance (Hi-Z) state)
+fn init_lvl_shifter(oe_pin: GPIO0<'static>){
+    let mut oe_lvl_shifter = Output::new(oe_pin, esp_hal::gpio::Level::Low, OutputConfig::default());
+    oe_lvl_shifter.set_high();
 }

 fn setup_uart(
    uart1: UART1<'static>,
-    gpio1: GPIO1<'static>,
-    gpio2: GPIO2<'static>,
+    uart_rx: GPIO7<'static>,
+    uart_tx: GPIO6<'static>,
 ) -> Uart<'static, Async> {
    let uard_device = Uart::new(uart1, esp_hal::uart::Config::default().with_baudrate(9600));

    match uard_device {
-        Ok(block) => block.with_rx(gpio1).with_tx(gpio2).into_async(),
+        Ok(block) => block.with_rx(uart_rx).with_tx(uart_tx).into_async(),
        Err(e) => {
            error!("Failed to initialize UART: {e}");
            panic!();
        }
    }
 }
+
+fn setup_i2c(
+    i2c0: I2C0<'static>,
+    sda: GPIO22<'static>,
+    scl: GPIO23<'static>,
+) -> I2c<'static, Async> {
+    let config = esp_hal::i2c::master::Config::default().with_frequency(Rate::from_khz(400));
+    let i2c_device = I2c::new(i2c0, config);
+    match i2c_device {
+        Ok(block) => block.with_sda(sda).with_scl(scl).into_async(),
+        Err(e) => {
+            error!("Failed to initialize I2C: {e}");
+            panic!();
+        }
+    }
+}
+
+fn setup_spi_led() {
+
+}
+
+fn setup_rtc() {
+    //TODO
+    //setup rtc with i2c
+    //setup interrupt for SQW
+    //setup 24-h alarm
+}
+
--- a/src/bin/main.rs
+++ b/src/bin/main.rs
@@ -28,6 +28,8 @@ mod webserver;
 type TallyChannel = PubSubChannel<NoopRawMutex, TallyID, 8, 2, 1>;
 type TallyPublisher = Publisher<'static, NoopRawMutex, TallyID, 8, 2, 1>;

+static mut UTC_TIME: u64 = 0;
+
 #[esp_hal_embassy::main]
 async fn main(mut spawner: Spawner) {
    let (uart_device, stack) = init::hardware_init(&mut spawner).await;
@@ -73,7 +75,7 @@ async fn rfid_reader_task(mut uart_device: Uart<'static, Async>, chan: TallyPubl
        debug!("Looking for NFC...");
        match uart_device.read_async(&mut uart_buffer).await {
            Ok(n) => {
-                let mut hex_str = heapless::String::<128>::new();
+                let mut hex_str = heapless::String::<64>::new();
                for byte in &uart_buffer[..n] {
                    core::fmt::Write::write_fmt(&mut hex_str, format_args!("{:02X} ", byte)).ok();
                }
--- a/src/hardware/fram.rs
+++ b/src/hardware/fram.rs
@@ -0,0 +1,9 @@
+const DEVICE_TYPE_CODE: u8 = 0b10100000;
+
+const DEVICE_ADDRESS_CODE: u8 = 0b000000;   // 3 bits for device address | default A0 = 0 A1 = 0 A2 = 0 
+
+const WRITE_CODE: u8 = 0b00000000; // 0 for write
+const READ_CODE: u8 = 0b00000001; // 1 for read
+
+const DEVICE_ADDRESS_WRITE: u8 = DEVICE_TYPE_CODE | DEVICE_ADDRESS_CODE | WRITE_CODE;  // I2C address write for FRAM
+const DEVICE_ADDRESS_READ: u8 = DEVICE_TYPE_CODE | DEVICE_ADDRESS_CODE | READ_CODE;  // I2C address read for FRAM 
--- a/src/hardware/rtc.rs
+++ b/src/hardware/rtc.rs
Author	SHA1	Message	Date
Philipp_EndevourOS	4dda9548d3	added some todos	2025-07-27 02:48:27 +02:00
Philipp_EndevourOS	46e207bd2a	addded lvl shifter init	2025-07-27 02:24:29 +02:00
Philipp_EndevourOS	8cb118e0ee	added i2c init	2025-07-27 01:30:38 +02:00
Philipp_EndevourOS	9b4df77112	added hardware files (rtc and fram)	2025-07-27 00:32:41 +02:00