it works (˶ᵔ ᵕ ᵔ˶)

This commit is contained in:
benstrb 2026-04-18 16:12:53 +02:00
parent d670a509a4
commit 7e5f508494

View file

@ -1,5 +1,6 @@
#![no_main]
#![no_std]
use crate::hal::{
dsi::{
ColorCoding, DsiChannel, DsiCmdModeTransmissionKind, DsiConfig, DsiHost, DsiInterrupts,
@ -12,7 +13,7 @@ use crate::hal::{
use cortex_m_rt::entry;
use otm8009a::{Otm8009A, Otm8009AConfig};
use panic_halt as _;
use stm32f4xx_hal::{self as hal, ltdc, rcc::Config};
use stm32f4xx_hal::{self as hal, gpio::Speed, ltdc, rcc::Config};
const WIDTH: usize = 480;
const HEIGHT: usize = 800;
@ -58,70 +59,50 @@ fn main() -> ! {
let gpioh = peripherals.GPIOH.split(&mut rcc);
let gpioi = peripherals.GPIOI.split(&mut rcc);
let _pc0 = gpioc.pc0.into_alternate::<12>();
macro_rules! set_pins {
( $( $x:expr ),* ) => {
{
$(
$x.into_alternate::<12>().speed(Speed::VeryHigh);
)*
}
};
}
let _pd0 = gpiod.pd0.into_alternate::<12>();
let _pd1 = gpiod.pd1.into_alternate::<12>();
let _pd8 = gpiod.pd8.into_alternate::<12>();
let _pd9 = gpiod.pd9.into_alternate::<12>();
let _pd10 = gpiod.pd10.into_alternate::<12>();
let _pd14 = gpiod.pd14.into_alternate::<12>();
let _pd15 = gpiod.pd15.into_alternate::<12>();
let _pe0 = gpioe.pe0.into_alternate::<12>();
let _pe1 = gpioe.pe1.into_alternate::<12>();
let _pe7 = gpioe.pe7.into_alternate::<12>();
let _pe8 = gpioe.pe8.into_alternate::<12>();
let _pe9 = gpioe.pe9.into_alternate::<12>();
let _pe10 = gpioe.pe10.into_alternate::<12>();
let _pe11 = gpioe.pe11.into_alternate::<12>();
let _pe12 = gpioe.pe12.into_alternate::<12>();
let _pe13 = gpioe.pe13.into_alternate::<12>();
let _pe14 = gpioe.pe14.into_alternate::<12>();
let _pe15 = gpioe.pe15.into_alternate::<12>();
let _pf0 = gpiof.pf0.into_alternate::<12>();
let _pf1 = gpiof.pf1.into_alternate::<12>();
let _pf2 = gpiof.pf2.into_alternate::<12>();
let _pf3 = gpiof.pf3.into_alternate::<12>();
let _pf4 = gpiof.pf4.into_alternate::<12>();
let _pf5 = gpiof.pf5.into_alternate::<12>();
let _pf11 = gpiof.pf11.into_alternate::<12>();
let _pf12 = gpiof.pf12.into_alternate::<12>();
let _pf13 = gpiof.pf13.into_alternate::<12>();
let _pf14 = gpiof.pf14.into_alternate::<12>();
let _pf15 = gpiof.pf15.into_alternate::<12>();
let _pg0 = gpiog.pg0.into_alternate::<12>();
let _pg1 = gpiog.pg1.into_alternate::<12>();
let _pg4 = gpiog.pg4.into_alternate::<12>();
let _pg5 = gpiog.pg5.into_alternate::<12>();
let _pg8 = gpiog.pg8.into_alternate::<12>();
let _pg15 = gpiog.pg15.into_alternate::<12>();
let _ph2 = gpioh.ph2.into_alternate::<12>();
let _ph3 = gpioh.ph3.into_alternate::<12>();
let _ph8 = gpioh.ph8.into_alternate::<12>();
let _ph9 = gpioh.ph9.into_alternate::<12>();
let _ph10 = gpioh.ph10.into_alternate::<12>();
let _ph11 = gpioh.ph11.into_alternate::<12>();
let _ph12 = gpioh.ph12.into_alternate::<12>();
let _ph13 = gpioh.ph13.into_alternate::<12>();
let _ph14 = gpioh.ph14.into_alternate::<12>();
let _ph15 = gpioh.ph15.into_alternate::<12>();
let _pi0 = gpioi.pi0.into_alternate::<12>();
let _pi1 = gpioi.pi1.into_alternate::<12>();
let _pi2 = gpioi.pi2.into_alternate::<12>();
let _pi3 = gpioi.pi3.into_alternate::<12>();
let _pi4 = gpioi.pi4.into_alternate::<12>();
let _pi5 = gpioi.pi5.into_alternate::<12>();
let _pi6 = gpioi.pi6.into_alternate::<12>();
let _pi7 = gpioi.pi7.into_alternate::<12>();
let _pi9 = gpioi.pi9.into_alternate::<12>();
let _pi10 = gpioi.pi10.into_alternate::<12>();
// Port C
set_pins![gpioc.pc0];
// Port D
set_pins![
gpiod.pd0, gpiod.pd1, gpiod.pd8, gpiod.pd9, gpiod.pd10, gpiod.pd14, gpiod.pd15
];
// Port E
set_pins![
gpioe.pe0, gpioe.pe1, gpioe.pe7, gpioe.pe8, gpioe.pe9, gpioe.pe10, gpioe.pe11, gpioe.pe12,
gpioe.pe13, gpioe.pe14, gpioe.pe15
];
// Port F
set_pins![
gpiof.pf0, gpiof.pf1, gpiof.pf2, gpiof.pf3, gpiof.pf4, gpiof.pf5, gpiof.pf11, gpiof.pf12,
gpiof.pf13, gpiof.pf14, gpiof.pf15
];
// Port G
set_pins![
gpiog.pg0, gpiog.pg1, gpiog.pg4, gpiog.pg5, gpiog.pg8, gpiog.pg15
];
// Port H
set_pins![
gpioh.ph2, gpioh.ph3, gpioh.ph8, gpioh.ph9, gpioh.ph10, gpioh.ph11, gpioh.ph13, gpioh.ph14,
gpioh.ph15
];
// Port I
set_pins![
gpioi.pi0, gpioi.pi1, gpioi.pi2, gpioi.pi3, gpioi.pi4, gpioi.pi5, gpioi.pi6, gpioi.pi7,
gpioi.pi9, gpioi.pi10
];
// Enable FMC clock
rcc.ahb3enr().modify(|_, w| w.fmcen().set_bit());
fmc.sdcr1().write(|w| {
w.wp().disabled();
w.nc().bits8();
@ -133,6 +114,7 @@ fn main() -> ! {
w.sdclk().div2();
w.rburst().enabled()
});
fmc.sdtr1().write(|w| {
w.twr().set(2);
w.trc().set(7);
@ -142,43 +124,52 @@ fn main() -> ! {
w.trcd().set(2);
w.tmrd().set(2)
});
fmc.sdcmr().write(|w| {
w.mode().clock_configuration_enable();
w.ctb1().issued();
w.nrfs().set(1);
w.mrd().set(0)
});
delay.delay_us(200_u32);
while fmc.sdsr().read().busy().bit_is_set() {}
delay.delay_us(200u32);
fmc.sdcmr().write(|w| {
w.mode().pall();
w.ctb1().issued();
w.nrfs().set(1);
w.mrd().set(0)
});
while fmc.sdsr().read().busy().bit_is_set() {}
fmc.sdcmr().write(|w| {
w.mode().auto_refresh_command();
w.ctb1().issued();
w.nrfs().set(8);
w.mrd().set(0)
});
while fmc.sdsr().read().busy().bit_is_set() {}
fmc.sdcmr().write(|w| {
w.mode().load_mode_register();
w.ctb1().issued();
w.nrfs().set(1);
w.mrd().set(0b1000110001)
w.mrd().set(0b1000110000)
});
while fmc.sdsr().read().busy().bit_is_set() {}
fmc.sdrtr().write(|w| w.count().set(1385));
while fmc.sdsr().read().busy().bit_is_set() {}
let mut lcd_reset = gpioh.ph7.into_push_pull_output();
lcd_reset.set_low();
delay.delay_ms(20u32);
delay.delay_ms(20_u32);
lcd_reset.set_high();
delay.delay_ms(10u32);
delay.delay_ms(10_u32);
#[unsafe(link_section = ".sdram")]
static mut BUFF: [u32; 480 * 800] = [0; 480 * 800];
@ -253,8 +244,9 @@ fn main() -> ! {
.unwrap();
unsafe {
(0..480 * 800).for_each(|i| BUFF[i] = 0xFF0000FF);
(0..480 * 800).for_each(|i| BUFF[i] = 0xFF00FFFF);
}
display.reload();
gpiog.pg6.into_push_pull_output().set_low();