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OLED driver with shared SPI bus integrated

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This commit was merged in pull request #35.
This commit is contained in:
lukas
2026-08-22 22:46:09 +02:00
committed by ede1998
parent 71db893551
commit 9cd595acfe
19 changed files with 312 additions and 123 deletions
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src/drivers/nfc_pn532.rs
+18 -16
View File
@@ -1,11 +1,9 @@
use alloc::vec::Vec;
use core::convert::Infallible;
use embedded_hal::i2c::I2c;
use esp_hal::time::{Duration, Instant};
use log::{error, info};
use pn532::i2c::I2CInterface;
use pn532::requests::SAMMode;
use pn532::{nb, Pn532, Request};
use pn532::{Pn532, Request};
pub type Pn532Device<I2C> = Pn532<I2CInterface<I2C>, (), 34>;
@@ -29,10 +27,11 @@ where
}
pub async fn configure_sam(&mut self) -> Result<(), ()> {
if let Err(e) = self.pn532.process_async(
&Request::sam_configuration(SAMMode::Normal, false),
0,
).await {
if let Err(e) = self
.pn532
.process_async(&Request::sam_configuration(SAMMode::Normal, false), 0)
.await
{
error!("PN532 SAM configuration failed over I2C: {e:?}");
Err(())
} else {
@@ -42,7 +41,11 @@ where
}
pub async fn poll_target(&mut self) -> Result<(), ()> {
match self.pn532.process_async(&Request::INLIST_ONE_ISO_A_TARGET, 23).await {
match self
.pn532
.process_async(&Request::INLIST_ONE_ISO_A_TARGET, 23)
.await
{
Ok(uid) => {
info!("PN532 detected NFC target UID: {uid:?}");
Ok(())
@@ -78,24 +81,23 @@ where
for i in (0x0B..=230).step_by(PAGES_PER_READ) {
let mut parse_result = Err(());
while parse_result.is_err() {
let Ok(result) = self.pn532.process_async(&Request::ntag_read(i), PAGES_PER_READ * 4 + 1).await else {
let Ok(result) = self
.pn532
.process_async(&Request::ntag_read(i), PAGES_PER_READ * 4 + 1)
.await
else {
continue;
};
parse_result = Self::parse_nfc_page(i, result);
}
let bytes = parse_result.unwrap();
let bytes = if i == 0x0B {
&bytes[1..]
} else {
&bytes
};
let bytes = if i == 0x0B { &bytes[1..] } else { &bytes };
data.extend(bytes);
}
Ok(data)
}
pub fn device_mut(&mut self) -> &mut Pn532Device<I2C> {
&mut self.pn532
}
}