add serial port to print debug message
This commit is contained in:
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ee394a3ea7
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@ -20,4 +20,3 @@ panic-halt = "0.2.0"
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stm32f1xx-hal = {version = "0.6.1", features = ["rt", "stm32f103", "high"]}
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enc424j600 = { git = "https://git.m-labs.hk/M-Labs/ENC424J600.git", features = ["smoltcp-examples", "cortex-m-cpu"]}
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351
src/main.rs
351
src/main.rs
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@ -1,8 +1,15 @@
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#![no_std]
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#![no_main]
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// use cortex_m::{asm, singleton};
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pub mod serial;
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use core::str;
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use core::fmt::Write;
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// use nb::block;
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extern crate panic_itm;
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use cortex_m::{iprintln, iprint};
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// use cortex_m::{iprintln, iprint};
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use cortex_m_rt::entry;
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use embedded_hal::{
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digital::v2::OutputPin,
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@ -15,9 +22,12 @@ use stm32f1xx_hal::{
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flash::FlashExt,
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gpio::GpioExt,
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time::U32Ext,
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stm32::ITM,
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// stm32::ITM,
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delay::Delay,
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spi::Spi,
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pac,
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// adc,
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prelude::*
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// time::Hertz
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};
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use enc424j600::smoltcp_phy;
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@ -25,10 +35,12 @@ use enc424j600::smoltcp_phy;
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use smoltcp::wire::{
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EthernetAddress, IpAddress, IpCidr, Ipv6Cidr
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};
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use smoltcp::iface::{NeighborCache, EthernetInterfaceBuilder, EthernetInterface};
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use smoltcp::iface::{
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NeighborCache,
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EthernetInterfaceBuilder,
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// EthernetInterface
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};
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use smoltcp::socket::{SocketSet, TcpSocket, TcpSocketBuffer};
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use core::str;
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use core::fmt::Write;
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/// Timer
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use core::cell::RefCell;
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@ -38,7 +50,16 @@ use stm32f1xx_hal::{
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rcc::Clocks,
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time::MilliSeconds,
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timer::{Timer, Event as TimerEvent},
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stm32::SYST
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stm32::SYST,
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serial::{
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Config,
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Serial,
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// Tx
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},
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// dma::*,
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// dma::dma1::*,
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// pac::*
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// dma::Half
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};
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use smoltcp::time::Instant;
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@ -101,141 +122,182 @@ static mut NET_STORE: NetStorage = NetStorage {
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neighbor_cache: [None; 8],
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};
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#[entry()]
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fn main() -> ! {
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let mut cp = cortex_m::Peripherals::take().unwrap();
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let dp = pac::Peripherals::take().unwrap();
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#[rtic::app(device = stm32f1xx_hal::stm32, peripherals = true, monotonic = rtic::cyccnt::CYCCNT)]
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const APP: () = {
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struct Resources {
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eth_iface: EthernetInterface<
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'static,
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smoltcp_phy::SmoltcpDevice<SpiEth>>,
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itm: ITM
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}
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cp.SCB.enable_icache();
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cp.SCB.enable_dcache(&mut cp.CPUID);
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#[init()]
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fn init(mut c: init::Context) -> init::LateResources {
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c.core.SCB.enable_icache();
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c.core.SCB.enable_dcache(&mut c.core.CPUID);
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// Enable monotonic timer CYCCNT
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cp.DWT.enable_cycle_counter();
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cp.DCB.enable_trace();
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// Enable monotonic timer CYCCNT
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c.core.DWT.enable_cycle_counter();
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c.core.DCB.enable_trace();
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let mut flash = dp.FLASH.constrain();
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let mut rcc = dp.RCC.constrain();
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let mut flash = c.device.FLASH.constrain();
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let mut rcc = c.device.RCC.constrain();
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let dma1_chs = dp.DMA1.split(&mut rcc.ahb);
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let clocks = rcc
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.cfgr
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.use_hse(8.mhz())
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.sysclk(72.mhz())
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.hclk(72.mhz())
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.pclk1(36.mhz())
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.pclk2(72.mhz())
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.freeze(&mut flash.acr);
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let clocks = rcc
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.cfgr
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.use_hse(8.mhz())
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.sysclk(72.mhz())
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.hclk(72.mhz())
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.pclk1(36.mhz())
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.pclk2(72.mhz())
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.adcclk(2.mhz())
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.freeze(&mut flash.acr);
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let mut delay = Delay::new(c.core.SYST, clocks);
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let mut delay = Delay::new(cp.SYST, clocks);
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// Init ITM
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let mut itm = c.core.ITM;
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let stim0 = &mut itm.stim[0];
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let mut gpioa = dp.GPIOA.split(&mut rcc.apb2);
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let mut gpiob = dp.GPIOB.split(&mut rcc.apb2);
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let mut gpioc = dp.GPIOC.split(&mut rcc.apb2);
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let mut afio = dp.AFIO.constrain(&mut rcc.apb2);
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iprintln!(stim0,
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"Eth TCP Server on STM32-F103 via NIC100/ENC424J600");
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// USART1
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let tx = gpioa.pa9.into_alternate_push_pull(&mut gpioa.crh);
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let rx = gpioa.pa10;
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// NIC100 / ENC424J600 Set-up
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let spi1 = c.device.SPI1;
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let gpioa = c.device.GPIOA.split(&mut rcc.apb2);
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let mut gpiob = c.device.GPIOB.split(&mut rcc.apb2);
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let mut gpioc = c.device.GPIOC.split(&mut rcc.apb2);
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let mut afio = c.device.AFIO.constrain(&mut rcc.apb2);
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// Set up the usart device. Taks ownership over the USART register and tx/rx pins. The rest of
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// the registers are used to enable and configure the device.
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let serial = Serial::usart1(
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dp.USART1,
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(tx, rx),
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&mut afio.mapr,
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Config::default().baudrate(9600.bps()),
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clocks,
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&mut rcc.apb2,
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);
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let (_pa15, pb3, pb4) = afio.mapr.disable_jtag(gpioa.pa15, gpiob.pb3, gpiob.pb4);
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let spi1_sck = pb3.into_alternate_push_pull(&mut gpiob.crl);
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let spi1_miso = pb4;//.into_floating_input(&mut gpiob.crl);
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let spi1_mosi = gpiob.pb5.into_alternate_push_pull(&mut gpiob.crl);
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let spi1_nss = gpioc.pc13.into_push_pull_output(&mut gpioc.crh);
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// let mut serial_tx = serial.split().0.with_dma(dma1_chs.4);
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let mut serial_tx = serial.split().0;
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// Create SPI1 for HAL
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let eth_iface = {
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let mut spi_eth = {
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let spi_eth_port = Spi::spi1(
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spi1,
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(spi1_sck, spi1_miso, spi1_mosi),
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&mut afio.mapr,
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enc424j600::spi::interfaces::SPI_MODE,
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// Hertz(enc424j600::spi::interfaces::SPI_CLOCK_FREQ),
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9.mhz(),
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clocks,
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&mut rcc.apb2,);
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SpiEth::new(spi_eth_port, spi1_nss)
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.cpu_freq_mhz(72)
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};
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// let dma_ch1 = dma1_chs.1;
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// // Setup ADC
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// let adc1 = adc::Adc::adc1(dp.ADC1, &mut rcc.apb2, clocks);
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// // Setup GPIOA
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// // Configure pa0 as an analog input
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// let adc_ch15 = gpioc.pc5.into_analog(&mut gpioc.crl);
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// let adc_dma = adc1.with_dma(adc_ch15, dma_ch1);
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// let buf = singleton!(: [u16; 8] = [0; 8]).unwrap();
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// let (_buf, adc_dma) = adc_dma.read(buf).wait();
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// let (_adc1, _adc_ch15, _dma_ch1) = adc_dma.split();
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// // let buf = singleton!(: [[u16; 8]; 2] = [[0; 8]; 2]).unwrap();
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// // let mut circ_buffer = adc_dma.circ_read(buf);
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// // while circ_buffer.readable_half().unwrap() != Half::First {}
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// // let _first_half = circ_buffer.peek(|half, _| *half).unwrap();
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// // while circ_buffer.readable_half().unwrap() != Half::Second {}
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// // let _second_half = circ_buffer.peek(|half, _| *half).unwrap();
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// // let (_buf, adc_dma) = circ_buffer.stop();
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// // let (_adc1, _adc_ch15, _dma_ch1) = adc_dma.split();
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// Init controller
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match spi_eth.reset(&mut delay) {
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Ok(_) => {
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iprintln!(stim0, "Initializing Ethernet...")
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}
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Err(_) => {
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panic!("Ethernet initialization failed!")
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}
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}
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// Read MAC
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let mut eth_mac_addr: [u8; 6] = [0; 6];
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spi_eth.read_mac_addr(&mut eth_mac_addr);
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for i in 0..6 {
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let byte = eth_mac_addr[i];
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match i {
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0 => iprint!(stim0, "MAC Address = {:02x}-", byte),
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1..=4 => iprint!(stim0, "{:02x}-", byte),
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5 => iprint!(stim0, "{:02x}\n", byte),
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_ => ()
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};
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}
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// Init ITM
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// let mut itm = cp.ITM;
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// let stim0 = &mut itm.stim[0];
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// Init Rx/Tx buffers
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spi_eth.init_rxbuf();
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spi_eth.init_txbuf();
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iprintln!(stim0, "Ethernet controller initialized");
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// iprintln!(stim0,
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// "Eth TCP Server on STM32-F103 via NIC100/ENC424J600");
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// Init smoltcp interface
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let eth_iface = {
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let device = smoltcp_phy::SmoltcpDevice::new(spi_eth);
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// NIC100 / ENC424J600 Set-up
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let spi1 = dp.SPI1;
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let store = unsafe { &mut NET_STORE };
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store.ip_addrs[0] = IpCidr::new(IpAddress::v4(192, 168, 1, 88), 24);
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let neighbor_cache = NeighborCache::new(&mut store.neighbor_cache[..]);
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let (_pa15, pb3, pb4) = afio.mapr.disable_jtag(gpioa.pa15, gpiob.pb3, gpiob.pb4);
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let spi1_sck = pb3.into_alternate_push_pull(&mut gpiob.crl);
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let spi1_miso = pb4;//.into_floating_input(&mut gpiob.crl);
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let spi1_mosi = gpiob.pb5.into_alternate_push_pull(&mut gpiob.crl);
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let spi1_nss = gpioc.pc13.into_push_pull_output(&mut gpioc.crh);
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EthernetInterfaceBuilder::new(device)
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.ethernet_addr(EthernetAddress(eth_mac_addr))
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.neighbor_cache(neighbor_cache)
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.ip_addrs(&mut store.ip_addrs[..])
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.finalize()
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};
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iprintln!(stim0, "Ethernet interface initialized");
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// Create SPI1 for HAL
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let eth_iface = {
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let mut spi_eth = {
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let spi_eth_port = Spi::spi1(
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spi1,
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(spi1_sck, spi1_miso, spi1_mosi),
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&mut afio.mapr,
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enc424j600::spi::interfaces::SPI_MODE,
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// Hertz(enc424j600::spi::interfaces::SPI_CLOCK_FREQ),
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9.mhz(),
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clocks,
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&mut rcc.apb2,);
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let mut led = gpioc.pc0.into_push_pull_output(&mut gpioc.crl);
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led.set_high().unwrap();
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eth_iface
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SpiEth::new(spi_eth_port, spi1_nss)
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.cpu_freq_mhz(72)
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};
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// Setup SysTick after releasing SYST from Delay
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// Reference to stm32-eth:examples/ip.rs
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timer_setup(delay.free(), clocks);
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iprintln!(stim0, "Timer initialized");
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init::LateResources {
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eth_iface,
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itm
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// Init controller
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match spi_eth.reset(&mut delay) {
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Ok(_) => {
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// iprintln!(stim0, "Initializing Ethernet...")
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serial_tx.write_fmt(format_args!("Initializing Ethernet...\n")).unwrap();
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}
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Err(_) => {
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panic!("Ethernet initialization failed!")
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}
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}
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}
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#[idle(resources=[eth_iface, itm])]
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fn idle(c: idle::Context) -> ! {
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let stim0 = &mut c.resources.itm.stim[0];
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let iface = c.resources.eth_iface;
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// Read MAC
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let mut eth_mac_addr: [u8; 6] = [0; 6];
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spi_eth.read_mac_addr(&mut eth_mac_addr).unwrap();
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for i in 0..6 {
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let byte = eth_mac_addr[i];
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match i {
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// 0 => iprint!(stim0, "MAC Address = {:02x}-", byte),
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// 1..=4 => iprint!(stim0, "{:02x}-", byte),
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// 5 => iprint!(stim0, "{:02x}\n", byte),
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0 => {
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serial_tx.write_fmt(format_args!("MAC Address = {:02x}-", byte)).unwrap();
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},
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1..=4 => {
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serial_tx.write_fmt(format_args!("{:02x}-", byte)).unwrap();
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},
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5 => {
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serial_tx.write_fmt(format_args!("{:02x}\n", byte)).unwrap();
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},
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_ => ()
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};
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}
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// Init Rx/Tx buffers
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spi_eth.init_rxbuf().unwrap();
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spi_eth.init_txbuf().unwrap();
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// iprintln!(stim0, "Ethernet controller initialized");
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serial_tx.write_fmt(format_args!("Ethernet controller initialized\n")).unwrap();
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// Init smoltcp interface
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let eth_iface = {
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let device = smoltcp_phy::SmoltcpDevice::new(spi_eth);
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let store = unsafe { &mut NET_STORE };
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store.ip_addrs[0] = IpCidr::new(IpAddress::v4(192, 168, 1, 88), 24);
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let neighbor_cache = NeighborCache::new(&mut store.neighbor_cache[..]);
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EthernetInterfaceBuilder::new(device)
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.ethernet_addr(EthernetAddress(eth_mac_addr))
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.neighbor_cache(neighbor_cache)
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.ip_addrs(&mut store.ip_addrs[..])
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.finalize()
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};
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// iprintln!(stim0, "Ethernet interface initialized");
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serial_tx.write_fmt(format_args!("Ethernet interface initialized\n")).unwrap();
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eth_iface
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};
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// Setup SysTick after releasing SYST from Delay
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// Reference to stm32-eth:examples/ip.rs
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timer_setup(delay.free(), clocks);
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// iprintln!(stim0, "Timer initialized");
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let mut led = gpioc.pc0.into_push_pull_output(&mut gpioc.crl);
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led.set_high().unwrap();
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loop {
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// let stim0 = &mut c.resources.itm.stim[0];
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let mut iface = eth_iface;
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// Copied / modified from smoltcp:
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// examples/loopback.rs
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@ -255,12 +317,12 @@ const APP: () = {
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};
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let mut socket_set_entries = [None, None];
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let mut socket_set = SocketSet::new(&mut socket_set_entries[..]);
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let echo_handle = socket_set.add(echo_socket);
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let greet_handle = socket_set.add(greet_socket);
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{
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let store = unsafe { &mut NET_STORE };
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iprintln!(stim0,
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"TCP sockets will listen at {}", store.ip_addrs[0].address());
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// iprintln!(stim0,
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// "TCP sockets will listen at {}", store.ip_addrs[0].address());
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serial_tx.write_fmt(format_args!("TCP sockets will listen at {}\n", store.ip_addrs[0].address())).unwrap();
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}
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// Copied / modified from:
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@ -275,47 +337,40 @@ const APP: () = {
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Ok(_) => {
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},
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Err(e) => {
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iprintln!(stim0, "[{}] Poll error: {:?}", instant, e)
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}
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}
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// Control the "echoing" socket (:1234)
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{
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let mut socket = socket_set.get::<TcpSocket>(echo_handle);
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if !socket.is_open() {
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iprintln!(stim0,
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"[{}] Listening to port 1234 for echoing, time-out in 10s", instant);
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socket.listen(1234).unwrap();
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socket.set_timeout(Some(smoltcp::time::Duration::from_millis(10000)));
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}
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if socket.can_recv() {
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iprintln!(stim0,
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"[{}] Received packet: {:?}", instant, socket.recv(|buffer| {
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(buffer.len(), str::from_utf8(buffer).unwrap())
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}));
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// iprintln!(stim0, "[{}] Poll error: {:?}", instant, e)
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serial_tx.write_fmt(format_args!("[{}] Poll error: {:?}\n", instant, e)).unwrap();
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}
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}
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// Control the "greeting" socket (:4321)
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{
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let mut socket = socket_set.get::<TcpSocket>(greet_handle);
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if !socket.is_open() {
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iprintln!(stim0,
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"[{}] Listening to port 4321 for greeting, \
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please connect to the port", instant);
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// iprintln!(stim0,
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// "[{}] Listening to port 4321 for greeting, \
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// please connect to the port", instant);
|
||||
serial_tx.write_fmt(format_args!("[{}] Listening to port 4321 for greeting, please connect to the port\n", instant)).unwrap();
|
||||
socket.listen(4321).unwrap();
|
||||
// socket.set_timeout(Some(smoltcp::time::Duration::from_millis(10000)));
|
||||
}
|
||||
|
||||
if socket.can_send() {
|
||||
let greeting = "Welcome to the server demo for STM32F103!";
|
||||
write!(socket, "{}\n", greeting).unwrap();
|
||||
iprintln!(stim0,
|
||||
"[{}] Greeting sent, socket closed", instant);
|
||||
// iprintln!(stim0,
|
||||
// "[{}] Greeting sent, socket closed", instant);
|
||||
serial_tx.write_fmt(format_args!("[{}] Greeting sent, socket closed\n", instant)).unwrap();
|
||||
socket.close();
|
||||
}
|
||||
|
||||
if socket.can_recv() {
|
||||
// iprintln!(stim0,
|
||||
// "[{}] Received packet: {:?}", instant, socket.recv(|buffer| {
|
||||
// (buffer.len(), str::from_utf8(buffer).unwrap())
|
||||
// }));
|
||||
serial_tx.write_fmt(format_args!("[{}] Received packet: {:?}\n",
|
||||
instant, socket.recv(|buffer| {(buffer.len(), str::from_utf8(buffer).unwrap())}))).unwrap();
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
extern "C" {
|
||||
fn EXTI0();
|
||||
}
|
||||
};
|
||||
}
|
Loading…
Reference in New Issue