Now jiggles the cursor
Next steps: * allow the jiggler to be temporarily disabled * illuminate an LED to say in operation Signed-off-by: Louis Hollingworth <louis@hollingworth.ch>
This commit is contained in:
parent
18b499cc30
commit
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GPG key ID:
A11415CB3DC7809B
42
.cargo/config
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42
.cargo/config
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#
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# Cargo Configuration for the https://github.com/rp-rs/rp-hal.git repository.
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#
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# Copyright (c) The RP-RS Developers, 2021
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#
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# You might want to make a similar file in your own repository if you are
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# writing programs for Raspberry Silicon microcontrollers.
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#
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# This file is MIT or Apache-2.0 as per the repository README.md file
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[build]
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2
.cargo/config.toml
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2
.cargo/config.toml
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@ -0,0 +1,2 @@
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[target.thumbv6m-none-eabi]
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428
Cargo.lock
generated
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428
Cargo.lock
generated
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@ -0,0 +1,428 @@
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|
||||
checksum = "b15811caf2415fb889178633e7724bad2509101cde276048e013b9def5e51fa0"
|
||||
|
||||
[[package]]
|
||||
name = "usb-device"
|
||||
version = "0.2.9"
|
||||
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||
checksum = "1f6cc3adc849b5292b4075fc0d5fdcf2f24866e88e336dd27a8943090a520508"
|
||||
|
||||
[[package]]
|
||||
name = "usbd-hid"
|
||||
version = "0.6.1"
|
||||
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||
checksum = "975bd411f4a939986751ea09992a24fa47c4d25c6ed108d04b4c2999a4fd0132"
|
||||
dependencies = [
|
||||
"serde",
|
||||
"ssmarshal",
|
||||
"usb-device",
|
||||
"usbd-hid-macros",
|
||||
]
|
||||
|
||||
[[package]]
|
||||
name = "usbd-hid-descriptors"
|
||||
version = "0.1.2"
|
||||
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||
checksum = "dcbee8c6735e90894fba04770bc41e11fd3c5256018856e15dc4dd1e6c8a3dd1"
|
||||
dependencies = [
|
||||
"bitfield",
|
||||
]
|
||||
|
||||
[[package]]
|
||||
name = "usbd-hid-macros"
|
||||
version = "0.6.0"
|
||||
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||
checksum = "261079a9ada015fa1acac7cc73c98559f3a92585e15f508034beccf6a2ab75a2"
|
||||
dependencies = [
|
||||
"byteorder",
|
||||
"proc-macro2",
|
||||
"quote",
|
||||
"serde",
|
||||
"syn",
|
||||
"usbd-hid-descriptors",
|
||||
]
|
||||
|
||||
[[package]]
|
||||
name = "vcell"
|
||||
version = "0.1.3"
|
||||
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||
checksum = "77439c1b53d2303b20d9459b1ade71a83c716e3f9c34f3228c00e6f185d6c002"
|
||||
|
||||
[[package]]
|
||||
name = "void"
|
||||
version = "1.0.2"
|
||||
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||
checksum = "6a02e4885ed3bc0f2de90ea6dd45ebcbb66dacffe03547fadbb0eeae2770887d"
|
||||
|
||||
[[package]]
|
||||
name = "volatile-register"
|
||||
version = "0.2.1"
|
||||
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||
checksum = "9ee8f19f9d74293faf70901bc20ad067dc1ad390d2cbf1e3f75f721ffee908b6"
|
||||
dependencies = [
|
||||
"vcell",
|
||||
]
|
||||
|
|
@ -6,3 +6,11 @@ edition = "2021"
|
|||
# See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
|
||||
|
||||
[dependencies]
|
||||
cortex-m = "0.7.7"
|
||||
cortex-m-rt = "0.7.3"
|
||||
critical-section = "1.1.1"
|
||||
embedded-hal = "0.2.7"
|
||||
panic-halt = "0.2.0"
|
||||
rp-pico = "0.7.0"
|
||||
usb-device= "0.2.9"
|
||||
usbd-hid = "0.6.1"
|
||||
|
|
|
|||
15
memory.x
Normal file
15
memory.x
Normal file
|
|
@ -0,0 +1,15 @@
|
|||
MEMORY {
|
||||
BOOT2 : ORIGIN = 0x10000000, LENGTH = 0x100
|
||||
FLASH : ORIGIN = 0x10000100, LENGTH = 2048K - 0x100
|
||||
RAM : ORIGIN = 0x20000000, LENGTH = 256K
|
||||
}
|
||||
|
||||
EXTERN(BOOT2_FIRMWARE)
|
||||
|
||||
SECTIONS {
|
||||
/* ### Boot loader */
|
||||
.boot2 ORIGIN(BOOT2) :
|
||||
{
|
||||
KEEP(*(.boot2));
|
||||
} > BOOT2
|
||||
} INSERT BEFORE .text;
|
||||
165
src/main.rs
165
src/main.rs
|
|
@ -1,3 +1,164 @@
|
|||
fn main() {
|
||||
println!("Hello, world!");
|
||||
#![no_std]
|
||||
#![no_main]
|
||||
|
||||
use rp_pico::entry;
|
||||
use rp_pico::hal::pac::interrupt;
|
||||
use panic_halt as _;
|
||||
use rp_pico::hal::prelude::*;
|
||||
use rp_pico::hal::pac;
|
||||
use rp_pico::hal;
|
||||
|
||||
use usb_device::{class_prelude::*, prelude::*};
|
||||
use usbd_hid::descriptor::generator_prelude::*;
|
||||
use usbd_hid::descriptor::MouseReport;
|
||||
use usbd_hid::hid_class::HIDClass;
|
||||
use embedded_hal::digital::v2::{InputPin, OutputPin};
|
||||
|
||||
/// The USB Device Driver (shared with the interrupt).
|
||||
static mut USB_DEVICE: Option<UsbDevice<hal::usb::UsbBus>> = None;
|
||||
|
||||
/// The USB Bus Driver (shared with the interrupt).
|
||||
static mut USB_BUS: Option<UsbBusAllocator<hal::usb::UsbBus>> = None;
|
||||
|
||||
/// The USB Human Interface Device Driver (shared with the interrupt).
|
||||
static mut USB_HID: Option<HIDClass<hal::usb::UsbBus>> = None;
|
||||
|
||||
#[entry]
|
||||
fn main() -> ! {
|
||||
let mut active = true;
|
||||
|
||||
let mut pac = pac::Peripherals::take().unwrap();
|
||||
let mut wd = hal::Watchdog::new(pac.WATCHDOG);
|
||||
let clocks = hal::clocks::init_clocks_and_plls(
|
||||
rp_pico::XOSC_CRYSTAL_FREQ,
|
||||
pac.XOSC,
|
||||
pac.CLOCKS,
|
||||
pac.PLL_SYS,
|
||||
pac.PLL_USB,
|
||||
&mut pac.RESETS,
|
||||
&mut wd,
|
||||
)
|
||||
.ok()
|
||||
.unwrap();
|
||||
|
||||
let sio = hal::Sio::new(pac.SIO);
|
||||
let pins = rp_pico::Pins::new(
|
||||
pac.IO_BANK0,
|
||||
pac.PADS_BANK0,
|
||||
sio.gpio_bank0,
|
||||
&mut pac.RESETS,
|
||||
);
|
||||
|
||||
let usb_bus = UsbBusAllocator::new(hal::usb::UsbBus::new(
|
||||
pac.USBCTRL_REGS,
|
||||
pac.USBCTRL_DPRAM,
|
||||
clocks.usb_clock,
|
||||
true,
|
||||
&mut pac.RESETS,
|
||||
));
|
||||
unsafe {
|
||||
// Note (safety): This is safe as interrupts haven't been started yet
|
||||
USB_BUS = Some(usb_bus);
|
||||
}
|
||||
|
||||
let bus_ref = unsafe { USB_BUS.as_ref().unwrap() };
|
||||
|
||||
let usb_hid = HIDClass::new(bus_ref, MouseReport::desc(), 60);
|
||||
unsafe {
|
||||
// Note (safety): This is safe as interrupts haven't been started yet.
|
||||
USB_HID = Some(usb_hid);
|
||||
}
|
||||
|
||||
let usb_dev = UsbDeviceBuilder::new(bus_ref, UsbVidPid(0x16c0, 0x27da))
|
||||
.manufacturer("Ludoviko")
|
||||
.product("RPi Pico Mouse")
|
||||
.serial_number("0x001")
|
||||
.device_class(0)
|
||||
.build();
|
||||
unsafe {
|
||||
// Note (safety): This is safe as interrupts haven't been started yet
|
||||
USB_DEVICE = Some(usb_dev);
|
||||
}
|
||||
|
||||
unsafe {
|
||||
// Enable the USB interrupt
|
||||
pac::NVIC::unmask(hal::pac::Interrupt::USBCTRL_IRQ);
|
||||
};
|
||||
let core = pac::CorePeripherals::take().unwrap();
|
||||
let mut delay = cortex_m::delay::Delay::new(core.SYST, clocks.system_clock.freq().to_Hz());
|
||||
|
||||
let mut led_pin = pins.gpio27.into_push_pull_output();
|
||||
let button_pin = pins.gpio26.into_pull_up_input();
|
||||
|
||||
loop {
|
||||
|
||||
if active {
|
||||
delay.delay_ms(200);
|
||||
|
||||
let rep_up = MouseReport {
|
||||
x: 0,
|
||||
y: 4,
|
||||
buttons: 0,
|
||||
wheel: 0,
|
||||
pan: 0,
|
||||
};
|
||||
push_mouse_movement(rep_up).ok().unwrap_or(0);
|
||||
|
||||
delay.delay_ms(200);
|
||||
|
||||
let rep_down = MouseReport {
|
||||
x: 0,
|
||||
y: -4,
|
||||
buttons: 0,
|
||||
wheel: 0,
|
||||
pan: 0,
|
||||
};
|
||||
push_mouse_movement(rep_down).ok().unwrap_or(0);
|
||||
|
||||
delay.delay_ms(200);
|
||||
|
||||
let rep_left = MouseReport {
|
||||
x: -10,
|
||||
y: 0,
|
||||
buttons: 0,
|
||||
wheel: 0,
|
||||
pan: 0,
|
||||
};
|
||||
|
||||
push_mouse_movement(rep_left).ok().unwrap_or(0);
|
||||
|
||||
delay.delay_ms(200);
|
||||
|
||||
let rep_right = MouseReport {
|
||||
x: 10,
|
||||
y: 0,
|
||||
buttons: 0,
|
||||
wheel: 0,
|
||||
pan: 0,
|
||||
};
|
||||
|
||||
push_mouse_movement(rep_right).ok().unwrap_or(0);
|
||||
|
||||
delay.delay_ms(500);
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
fn push_mouse_movement(report: MouseReport) -> Result<usize, usb_device::UsbError> {
|
||||
critical_section::with(|_| unsafe {
|
||||
// Now interrupts are disabled, grab the global variable and, if
|
||||
// available, send it a HID report
|
||||
USB_HID.as_mut().map(|hid| hid.push_input(&report))
|
||||
})
|
||||
.unwrap()
|
||||
}
|
||||
|
||||
#[allow(non_snake_case)]
|
||||
#[interrupt]
|
||||
unsafe fn USBCTRL_IRQ() {
|
||||
// Handle USB request
|
||||
let usb_dev = USB_DEVICE.as_mut().unwrap();
|
||||
let usb_hid = USB_HID.as_mut().unwrap();
|
||||
usb_dev.poll(&mut [usb_hid]);
|
||||
}
|
||||
|
|
|
|||
Loading…
Reference in a new issue