mirror of
https://github.com/FliegendeWurst/raspi-oled.git
synced 2024-12-04 07:09:06 +00:00
Reformat code
This commit is contained in:
FliegendeWurst
parent
d8b6ffec7e
commit
106e4050b0
3
rustfmt.toml
Normal file
3
rustfmt.toml
Normal file
@ -0,0 +1,3 @@
|
|||||||
|
hard_tabs = true
|
||||||
|
match_block_trailing_comma = true
|
||||||
|
max_width = 120
|
||||||
170
src/lib.rs
170
src/lib.rs
@ -1,94 +1,100 @@
|
|||||||
use std::{thread::sleep, time::{self, Duration}};
|
use std::{
|
||||||
|
thread::sleep,
|
||||||
|
time::{self, Duration},
|
||||||
|
};
|
||||||
|
|
||||||
use gpio_cdev::{EventType, Line, LineRequestFlags};
|
use gpio_cdev::{EventType, Line, LineRequestFlags};
|
||||||
|
|
||||||
fn read_events(line: &gpio_cdev::Line, timeout: std::time::Duration) -> Result<Vec<(u64, EventType)>, SensorError> {
|
fn read_events(line: &gpio_cdev::Line, timeout: std::time::Duration) -> Result<Vec<(u64, EventType)>, SensorError> {
|
||||||
let input = line.request(
|
let input = line.request(LineRequestFlags::INPUT, 0, "read-data")?;
|
||||||
LineRequestFlags::INPUT,
|
|
||||||
0,
|
|
||||||
"read-data")?;
|
|
||||||
|
|
||||||
let mut last_state = 1;
|
let mut last_state = 1;
|
||||||
let start = time::Instant::now();
|
let start = time::Instant::now();
|
||||||
|
|
||||||
let mut events = Vec::with_capacity(81);
|
let mut events = Vec::with_capacity(81);
|
||||||
while start.elapsed() < timeout && events.len() < 81 {
|
while start.elapsed() < timeout && events.len() < 81 {
|
||||||
let new_state = input.get_value()?;
|
let new_state = input.get_value()?;
|
||||||
if new_state != last_state {
|
if new_state != last_state {
|
||||||
let timestamp = start.elapsed();
|
let timestamp = start.elapsed();
|
||||||
let event_type = if last_state < new_state {
|
let event_type = if last_state < new_state {
|
||||||
EventType::RisingEdge
|
EventType::RisingEdge
|
||||||
} else {
|
} else {
|
||||||
EventType::FallingEdge
|
EventType::FallingEdge
|
||||||
};
|
};
|
||||||
events.push((timestamp.as_micros() as u64, event_type));
|
events.push((timestamp.as_micros() as u64, event_type));
|
||||||
last_state = new_state;
|
last_state = new_state;
|
||||||
}
|
}
|
||||||
}
|
}
|
||||||
if events.len() < 81 {
|
if events.len() < 81 {
|
||||||
return Err(SensorError::Timeout);
|
return Err(SensorError::Timeout);
|
||||||
}
|
}
|
||||||
Ok(events)
|
Ok(events)
|
||||||
}
|
}
|
||||||
|
|
||||||
fn events_to_data(events: Vec<(u64, EventType)>) -> Vec<u8> {
|
fn events_to_data(events: Vec<(u64, EventType)>) -> Vec<u8> {
|
||||||
events[1..]
|
events[1..]
|
||||||
.windows(2)
|
.windows(2)
|
||||||
.map(|pair| {
|
.map(|pair| {
|
||||||
let prev = pair.get(0).unwrap();
|
let prev = pair.get(0).unwrap();
|
||||||
let next = pair.get(1).unwrap();
|
let next = pair.get(1).unwrap();
|
||||||
match next.1 {
|
match next.1 {
|
||||||
EventType::FallingEdge => Some(next.0 - prev.0),
|
EventType::FallingEdge => Some(next.0 - prev.0),
|
||||||
EventType::RisingEdge => None,
|
EventType::RisingEdge => None,
|
||||||
}
|
}
|
||||||
})
|
})
|
||||||
.filter(|&d| d.is_some())
|
.filter(|&d| d.is_some())
|
||||||
.map(|elapsed| {
|
.map(|elapsed| if elapsed.unwrap() > 35 { 1 } else { 0 })
|
||||||
if elapsed.unwrap() > 35 { 1 } else { 0 }
|
.collect()
|
||||||
}).collect()
|
|
||||||
}
|
}
|
||||||
|
|
||||||
const MAX_HUMIDITY: u16 = 1000;
|
const MAX_HUMIDITY: u16 = 1000;
|
||||||
|
|
||||||
fn process_data(mut bits: &[u8]) -> Result<(u16, u16), SensorError> {
|
fn process_data(mut bits: &[u8]) -> Result<(u16, u16), SensorError> {
|
||||||
if bits[0] == 1 {
|
if bits[0] == 1 {
|
||||||
// definitely incorrect first bit
|
// definitely incorrect first bit
|
||||||
// (the humidity can't be this big..)
|
// (the humidity can't be this big..)
|
||||||
bits = &bits[1..];
|
bits = &bits[1..];
|
||||||
}
|
}
|
||||||
let bytes: Vec<u8> = bits
|
let bytes: Vec<u8> = bits
|
||||||
.chunks(8)
|
.chunks(8)
|
||||||
.map(|chunk| chunk.iter()
|
.map(|chunk| {
|
||||||
.enumerate()
|
chunk
|
||||||
// 8 bits, starting with the MSB
|
.iter()
|
||||||
.map(|(bit_idx, &x)| x << (7 - bit_idx))
|
.enumerate()
|
||||||
.sum()
|
// 8 bits, starting with the MSB
|
||||||
).collect();
|
.map(|(bit_idx, &x)| x << (7 - bit_idx))
|
||||||
let rh = (bytes[0] as u16) << 8 | bytes[1] as u16;
|
.sum()
|
||||||
|
})
|
||||||
|
.collect();
|
||||||
|
let rh = (bytes[0] as u16) << 8 | bytes[1] as u16;
|
||||||
if rh > MAX_HUMIDITY {
|
if rh > MAX_HUMIDITY {
|
||||||
return Err(SensorError::HumidityTooHigh);
|
return Err(SensorError::HumidityTooHigh);
|
||||||
}
|
}
|
||||||
let celsius = (bytes[2] as u16) << 8 | bytes[3] as u16;
|
let celsius = (bytes[2] as u16) << 8 | bytes[3] as u16;
|
||||||
|
|
||||||
if bits.len() >= 40 {
|
if bits.len() >= 40 {
|
||||||
let cksum: u8 = bits[32..40]
|
let cksum: u8 = bits[32..40].iter().enumerate().map(|(idx, &x)| x << (7 - idx)).sum();
|
||||||
.iter()
|
let actual_sum = (bytes[0]
|
||||||
.enumerate()
|
.wrapping_add(bytes[1])
|
||||||
.map(|(idx, &x)| x << (7 - idx))
|
.wrapping_add(bytes[2])
|
||||||
.sum();
|
.wrapping_add(bytes[3]))
|
||||||
let actual_sum = (bytes[0].wrapping_add(bytes[1]).wrapping_add(bytes[2]).wrapping_add(bytes[3])) & 0xff;
|
& 0xff;
|
||||||
if actual_sum != cksum {
|
if actual_sum != cksum {
|
||||||
return Err(SensorError::ChecksumMismatch);
|
return Err(SensorError::ChecksumMismatch);
|
||||||
}
|
}
|
||||||
}
|
}
|
||||||
Ok((rh, celsius))
|
Ok((rh, celsius))
|
||||||
}
|
}
|
||||||
|
|
||||||
#[test]
|
#[test]
|
||||||
fn test_process_data() {
|
fn test_process_data() {
|
||||||
let x = process_data(&[1, 0, 0, 0, 0, 0, 0, 0, 1, 1, 1, 0, 1, 0, 1, 1, 1, 0, 0, 0, 0, 0, 0, 0, 1, 0, 0, 0, 0, 1, 1, 0, 0, 1, 1, 1, 0, 0, 1, 1]).unwrap();
|
let x = process_data(&[
|
||||||
assert_eq!(471, x.0);
|
1, 0, 0, 0, 0, 0, 0, 0, 1, 1, 1, 0, 1, 0, 1, 1, 1, 0, 0, 0, 0, 0, 0, 0, 1, 0, 0, 0, 0, 1, 1, 0, 0, 1, 1, 1, 0,
|
||||||
assert_eq!(268, x.1);
|
0, 1, 1,
|
||||||
|
])
|
||||||
|
.unwrap();
|
||||||
|
assert_eq!(471, x.0);
|
||||||
|
assert_eq!(268, x.1);
|
||||||
}
|
}
|
||||||
|
|
||||||
#[derive(Debug)]
|
#[derive(Debug)]
|
||||||
@ -96,45 +102,45 @@ pub enum SensorError {
|
|||||||
Io(gpio_cdev::Error),
|
Io(gpio_cdev::Error),
|
||||||
ChecksumMismatch,
|
ChecksumMismatch,
|
||||||
HumidityTooHigh,
|
HumidityTooHigh,
|
||||||
Timeout
|
Timeout,
|
||||||
}
|
}
|
||||||
|
|
||||||
impl From<gpio_cdev::Error> for SensorError {
|
impl From<gpio_cdev::Error> for SensorError {
|
||||||
fn from(error: gpio_cdev::Error) -> Self {
|
fn from(error: gpio_cdev::Error) -> Self {
|
||||||
SensorError::Io(error)
|
SensorError::Io(error)
|
||||||
}
|
}
|
||||||
}
|
}
|
||||||
|
|
||||||
pub fn am2302_reading(line: &Line) -> Result<(u16, u16), SensorError> {
|
pub fn am2302_reading(line: &Line) -> Result<(u16, u16), SensorError> {
|
||||||
line.request(LineRequestFlags::OUTPUT, 1, "rust-am2302").unwrap();
|
line.request(LineRequestFlags::OUTPUT, 1, "rust-am2302").unwrap();
|
||||||
sleep(Duration::from_millis(500));
|
sleep(Duration::from_millis(500));
|
||||||
set_max_priority();
|
set_max_priority();
|
||||||
// set low for 20 ms
|
// set low for 20 ms
|
||||||
if let Err(e) = line.request(LineRequestFlags::OUTPUT, 0, "rust-am2302") {
|
if let Err(e) = line.request(LineRequestFlags::OUTPUT, 0, "rust-am2302") {
|
||||||
set_normal_priority();
|
set_normal_priority();
|
||||||
return Err(SensorError::Io(e));
|
return Err(SensorError::Io(e));
|
||||||
}
|
}
|
||||||
sleep(Duration::from_millis(3));
|
sleep(Duration::from_millis(3));
|
||||||
|
|
||||||
let events = read_events(&line, Duration::from_secs(1));
|
let events = read_events(&line, Duration::from_secs(1));
|
||||||
println!("{:?} {:?}", events, events.as_ref().map(|x| x.len()));
|
println!("{:?} {:?}", events, events.as_ref().map(|x| x.len()));
|
||||||
set_normal_priority();
|
set_normal_priority();
|
||||||
let events = events?;
|
let events = events?;
|
||||||
let data = events_to_data(events);
|
let data = events_to_data(events);
|
||||||
process_data(&data)
|
process_data(&data)
|
||||||
}
|
}
|
||||||
|
|
||||||
fn set_max_priority() {
|
fn set_max_priority() {
|
||||||
unsafe {
|
unsafe {
|
||||||
let mut sched_para: libc::sched_param = std::mem::transmute([0u8; std::mem::size_of::<libc::sched_param>()]);
|
let mut sched_para: libc::sched_param = std::mem::transmute([0u8; std::mem::size_of::<libc::sched_param>()]);
|
||||||
sched_para.sched_priority = libc::sched_get_priority_max(libc::SCHED_FIFO);
|
sched_para.sched_priority = libc::sched_get_priority_max(libc::SCHED_FIFO);
|
||||||
libc::sched_setscheduler(0, libc::SCHED_FIFO, (&sched_para) as *const libc::sched_param);
|
libc::sched_setscheduler(0, libc::SCHED_FIFO, (&sched_para) as *const libc::sched_param);
|
||||||
}
|
}
|
||||||
}
|
}
|
||||||
|
|
||||||
fn set_normal_priority() {
|
fn set_normal_priority() {
|
||||||
unsafe {
|
unsafe {
|
||||||
let sched_para: libc::sched_param = std::mem::transmute([0u8; std::mem::size_of::<libc::sched_param>()]);
|
let sched_para: libc::sched_param = std::mem::transmute([0u8; std::mem::size_of::<libc::sched_param>()]);
|
||||||
libc::sched_setscheduler(0, libc::SCHED_OTHER, (&sched_para) as *const libc::sched_param);
|
libc::sched_setscheduler(0, libc::SCHED_OTHER, (&sched_para) as *const libc::sched_param);
|
||||||
}
|
}
|
||||||
}
|
}
|
||||||
|
|||||||
361
src/main.rs
361
src/main.rs
@ -6,26 +6,25 @@ use embedded_graphics::prelude::*;
|
|||||||
use embedded_graphics::primitives::{Circle, Line, PrimitiveStyle, Rectangle};
|
use embedded_graphics::primitives::{Circle, Line, PrimitiveStyle, Rectangle};
|
||||||
|
|
||||||
use embedded_graphics::{
|
use embedded_graphics::{
|
||||||
mono_font::{ascii::FONT_6X10, MonoTextStyleBuilder},
|
mono_font::{ascii::FONT_6X10, MonoTextStyleBuilder},
|
||||||
text::Text,
|
text::Text,
|
||||||
};
|
};
|
||||||
use embedded_hal::digital::v2::{InputPin, OutputPin};
|
use embedded_hal::digital::v2::{InputPin, OutputPin};
|
||||||
use embedded_hal::prelude::_embedded_hal_blocking_i2c_Write;
|
use embedded_hal::prelude::_embedded_hal_blocking_i2c_Write;
|
||||||
use gpio_cdev::{Chip, EventRequestFlags, EventType, LineRequestFlags};
|
use gpio_cdev::{Chip, EventRequestFlags, EventType, LineRequestFlags};
|
||||||
use linux_embedded_hal::i2cdev::core::I2CDevice;
|
use linux_embedded_hal::i2cdev::core::I2CDevice;
|
||||||
use linux_embedded_hal::i2cdev::linux::LinuxI2CError;
|
use linux_embedded_hal::i2cdev::linux::LinuxI2CError;
|
||||||
use rusqlite::{Connection, params};
|
|
||||||
use ssd1306::{prelude::*, I2CDisplayInterface, Ssd1306};
|
|
||||||
use linux_embedded_hal::{Delay, I2cdev};
|
use linux_embedded_hal::{Delay, I2cdev};
|
||||||
use machine_ip;
|
use machine_ip;
|
||||||
|
use rusqlite::{params, Connection};
|
||||||
|
use ssd1306::{prelude::*, I2CDisplayInterface, Ssd1306};
|
||||||
use std::intrinsics::transmute;
|
use std::intrinsics::transmute;
|
||||||
use std::{env, mem, time};
|
|
||||||
use std::thread::sleep;
|
use std::thread::sleep;
|
||||||
use std::time::{Duration, SystemTime};
|
use std::time::{Duration, SystemTime};
|
||||||
|
use std::{env, mem, time};
|
||||||
|
|
||||||
static IMG_DATA: &[u8; 512] = include_bytes!("../rust.raw");
|
static IMG_DATA: &[u8; 512] = include_bytes!("../rust.raw");
|
||||||
|
|
||||||
|
|
||||||
const CCS811_ADDR: u8 = 0x5A; // or 0x5B
|
const CCS811_ADDR: u8 = 0x5A; // or 0x5B
|
||||||
|
|
||||||
const CCS811_STATUS: u8 = 0x00;
|
const CCS811_STATUS: u8 = 0x00;
|
||||||
@ -45,209 +44,215 @@ const CCS811_APP_START: u8 = 0xF4;
|
|||||||
const CCS811_SW_RESET: u8 = 0xFF;
|
const CCS811_SW_RESET: u8 = 0xFF;
|
||||||
|
|
||||||
struct CCS811 {
|
struct CCS811 {
|
||||||
i2c: I2cdev,
|
i2c: I2cdev,
|
||||||
addr: u8
|
addr: u8,
|
||||||
}
|
}
|
||||||
|
|
||||||
impl CCS811 {
|
impl CCS811 {
|
||||||
fn new(mut i2c: I2cdev, addr: u8) -> Self {
|
fn new(mut i2c: I2cdev, addr: u8) -> Self {
|
||||||
i2c.set_slave_address(addr as u16).unwrap();
|
i2c.set_slave_address(addr as u16).unwrap();
|
||||||
Self {
|
Self { i2c, addr }
|
||||||
i2c,
|
}
|
||||||
addr
|
|
||||||
}
|
|
||||||
}
|
|
||||||
|
|
||||||
fn check_for_error(&mut self) -> Option<u8> {
|
fn check_for_error(&mut self) -> Option<u8> {
|
||||||
let x = self.i2c.smbus_read_byte_data(CCS811_STATUS).unwrap();
|
let x = self.i2c.smbus_read_byte_data(CCS811_STATUS).unwrap();
|
||||||
if (x & 1) != 0 {
|
if (x & 1) != 0 {
|
||||||
let err_code = self.i2c.smbus_read_byte_data(CCS811_ERROR_ID).unwrap();
|
let err_code = self.i2c.smbus_read_byte_data(CCS811_ERROR_ID).unwrap();
|
||||||
Some(err_code)
|
Some(err_code)
|
||||||
} else {
|
} else {
|
||||||
None
|
None
|
||||||
}
|
}
|
||||||
}
|
}
|
||||||
|
|
||||||
fn hardware_id(&mut self) -> u8 {
|
fn hardware_id(&mut self) -> u8 {
|
||||||
self.i2c.smbus_read_byte_data(CCS811_HW_ID).unwrap()
|
self.i2c.smbus_read_byte_data(CCS811_HW_ID).unwrap()
|
||||||
}
|
}
|
||||||
|
|
||||||
fn app_valid(&mut self) -> bool {
|
fn app_valid(&mut self) -> bool {
|
||||||
let x = self.i2c.smbus_read_byte_data(CCS811_STATUS).unwrap();
|
let x = self.i2c.smbus_read_byte_data(CCS811_STATUS).unwrap();
|
||||||
x & 1 << 4 != 0
|
x & 1 << 4 != 0
|
||||||
}
|
}
|
||||||
|
|
||||||
fn set_drive_mode(&mut self, mode: CCS811DriveMode) -> Result<(), Option<LinuxI2CError>> {
|
fn set_drive_mode(&mut self, mode: CCS811DriveMode) -> Result<(), Option<LinuxI2CError>> {
|
||||||
self.i2c.smbus_write_byte(CCS811_APP_START).map_err(Some)?;
|
self.i2c.smbus_write_byte(CCS811_APP_START).map_err(Some)?;
|
||||||
if let Some(x) = self.check_for_error() {
|
if let Some(x) = self.check_for_error() {
|
||||||
println!("error ignored {:b}", x);
|
println!("error ignored {:b}", x);
|
||||||
}
|
}
|
||||||
let mut setting = self.i2c.smbus_read_byte_data(CCS811_MEAS_MODE).map_err(Some)?;
|
let mut setting = self.i2c.smbus_read_byte_data(CCS811_MEAS_MODE).map_err(Some)?;
|
||||||
setting &= !(0b00000111 << 4);
|
setting &= !(0b00000111 << 4);
|
||||||
setting |= (mode as u8) << 4;
|
setting |= (mode as u8) << 4;
|
||||||
self.i2c.smbus_write_byte_data(CCS811_MEAS_MODE, setting).map_err(Some)?;
|
self.i2c
|
||||||
Ok(())
|
.smbus_write_byte_data(CCS811_MEAS_MODE, setting)
|
||||||
}
|
.map_err(Some)?;
|
||||||
|
Ok(())
|
||||||
|
}
|
||||||
|
|
||||||
fn get_baseline(&mut self) -> u16 {
|
fn get_baseline(&mut self) -> u16 {
|
||||||
let x = self.i2c.smbus_read_i2c_block_data(CCS811_BASELINE, 2).unwrap();
|
let x = self.i2c.smbus_read_i2c_block_data(CCS811_BASELINE, 2).unwrap();
|
||||||
((x[0] as u16) << 8) | (x[1] as u16)
|
((x[0] as u16) << 8) | (x[1] as u16)
|
||||||
}
|
}
|
||||||
|
|
||||||
/// Returns (eCO2, tVOC)
|
/// Returns (eCO2, tVOC)
|
||||||
fn get_reading(&mut self) -> (u16, u16) {
|
fn get_reading(&mut self) -> (u16, u16) {
|
||||||
let x = self.i2c.smbus_read_i2c_block_data(CCS811_ALG_RESULT_DATA, 4).unwrap();
|
let x = self.i2c.smbus_read_i2c_block_data(CCS811_ALG_RESULT_DATA, 4).unwrap();
|
||||||
(((x[0] as u16) << 8) | (x[1] as u16), ((x[2] as u16) << 8) | (x[3] as u16))
|
(
|
||||||
}
|
((x[0] as u16) << 8) | (x[1] as u16),
|
||||||
|
((x[2] as u16) << 8) | (x[3] as u16),
|
||||||
|
)
|
||||||
|
}
|
||||||
}
|
}
|
||||||
|
|
||||||
enum CCS811DriveMode {
|
enum CCS811DriveMode {
|
||||||
Idle = 0,
|
Idle = 0,
|
||||||
EverySecond = 1,
|
EverySecond = 1,
|
||||||
Every10Seconds = 2,
|
Every10Seconds = 2,
|
||||||
Every60Seconds = 3,
|
Every60Seconds = 3,
|
||||||
/// Note the English manual states this is calculated every 10 ms!
|
/// Note the English manual states this is calculated every 10 ms!
|
||||||
Every250Milliseconds = 4,
|
Every250Milliseconds = 4,
|
||||||
}
|
}
|
||||||
|
|
||||||
fn main() {
|
fn main() {
|
||||||
let args = env::args().collect::<Vec<_>>();
|
let args = env::args().collect::<Vec<_>>();
|
||||||
if args.len() < 2 {
|
if args.len() < 2 {
|
||||||
panic!("missing argument: database path");
|
panic!("missing argument: database path");
|
||||||
}
|
}
|
||||||
let database = Connection::open(&args[1]).expect("failed to open database");
|
let database = Connection::open(&args[1]).expect("failed to open database");
|
||||||
database.execute("
|
database
|
||||||
|
.execute(
|
||||||
|
"
|
||||||
CREATE TABLE IF NOT EXISTS sensor_readings(
|
CREATE TABLE IF NOT EXISTS sensor_readings(
|
||||||
time INTEGER PRIMARY KEY,
|
time INTEGER PRIMARY KEY,
|
||||||
humidity INTEGER NOT NULL,
|
humidity INTEGER NOT NULL,
|
||||||
celsius INTEGER NOT NULL
|
celsius INTEGER NOT NULL
|
||||||
)", []).unwrap();
|
)",
|
||||||
|
[],
|
||||||
|
)
|
||||||
|
.unwrap();
|
||||||
|
|
||||||
/*
|
/*
|
||||||
let mut ccs = CCS811::new(i2c, CCS811_ADDR);
|
let mut ccs = CCS811::new(i2c, CCS811_ADDR);
|
||||||
println!("HW ID, should be 0x81 {:x}", ccs.hardware_id());
|
println!("HW ID, should be 0x81 {:x}", ccs.hardware_id());
|
||||||
println!("Error code, should be None: {:?}", ccs.check_for_error());
|
println!("Error code, should be None: {:?}", ccs.check_for_error());
|
||||||
println!("app valid = {:?}", ccs.app_valid());
|
println!("app valid = {:?}", ccs.app_valid());
|
||||||
println!("baseline = {:x}", ccs.get_baseline());
|
println!("baseline = {:x}", ccs.get_baseline());
|
||||||
println!("reading {:?}", ccs.get_reading());
|
println!("reading {:?}", ccs.get_reading());
|
||||||
println!("setting drive mode to 1: {:?}", ccs.set_drive_mode(CCS811DriveMode::EverySecond));
|
println!("setting drive mode to 1: {:?}", ccs.set_drive_mode(CCS811DriveMode::EverySecond));
|
||||||
*/
|
*/
|
||||||
let mut chip = Chip::new("/dev/gpiochip0").unwrap();
|
let mut chip = Chip::new("/dev/gpiochip0").unwrap();
|
||||||
let line = chip.get_line(26).unwrap();
|
let line = chip.get_line(26).unwrap();
|
||||||
for _attempt in 0..5 {
|
for _attempt in 0..5 {
|
||||||
let time = std::time::SystemTime::now().duration_since(SystemTime::UNIX_EPOCH).unwrap();
|
let time = std::time::SystemTime::now()
|
||||||
if let Ok((rh, temp)) = raspi_oled::am2302_reading(&line) {
|
.duration_since(SystemTime::UNIX_EPOCH)
|
||||||
if rh > 0 && temp < 500 {
|
.unwrap();
|
||||||
database.execute("INSERT INTO sensor_readings (time, humidity, celsius) VALUES (?1, ?2, ?3)", params![time.as_secs(), rh, temp]).unwrap();
|
if let Ok((rh, temp)) = raspi_oled::am2302_reading(&line) {
|
||||||
display_on_ssd1306(rh, temp, time);
|
if rh > 0 && temp < 500 {
|
||||||
break;
|
database
|
||||||
}
|
.execute(
|
||||||
}
|
"INSERT INTO sensor_readings (time, humidity, celsius) VALUES (?1, ?2, ?3)",
|
||||||
}
|
params![time.as_secs(), rh, temp],
|
||||||
|
)
|
||||||
|
.unwrap();
|
||||||
|
display_on_ssd1306(rh, temp, time);
|
||||||
|
break;
|
||||||
|
}
|
||||||
|
}
|
||||||
|
}
|
||||||
}
|
}
|
||||||
|
|
||||||
|
|
||||||
fn display_on_ssd1306(rh: u16, temp: u16, time: Duration) {
|
fn display_on_ssd1306(rh: u16, temp: u16, time: Duration) {
|
||||||
let i2c = I2cdev::new("/dev/i2c-1").unwrap();
|
let i2c = I2cdev::new("/dev/i2c-1").unwrap();
|
||||||
let interface = I2CDisplayInterface::new(i2c);
|
let interface = I2CDisplayInterface::new(i2c);
|
||||||
let mut disp = Ssd1306::new(
|
let mut disp = Ssd1306::new(interface, DisplaySize128x64, DisplayRotation::Rotate0).into_buffered_graphics_mode();
|
||||||
interface,
|
|
||||||
DisplaySize128x64,
|
|
||||||
DisplayRotation::Rotate0,
|
|
||||||
).into_buffered_graphics_mode();
|
|
||||||
|
|
||||||
disp.init().unwrap();
|
disp.init().unwrap();
|
||||||
|
|
||||||
let text_style = MonoTextStyleBuilder::new()
|
let text_style = MonoTextStyleBuilder::new()
|
||||||
.font(&FONT_9X18)
|
.font(&FONT_9X18)
|
||||||
.text_color(BinaryColor::On)
|
.text_color(BinaryColor::On)
|
||||||
.build();
|
.build();
|
||||||
|
|
||||||
let text = format!("{}.{}% {}.{}°C", rh / 10, rh % 10, temp / 10, temp % 10);
|
let text = format!("{}.{}% {}.{}°C", rh / 10, rh % 10, temp / 10, temp % 10);
|
||||||
Text::new(&text, Point::new(0, 10), text_style)
|
Text::new(&text, Point::new(0, 10), text_style).draw(&mut disp).unwrap();
|
||||||
.draw(&mut disp)
|
let secs = time.as_secs();
|
||||||
.unwrap();
|
let time = format!("{:02}:{:02} Uhr", (secs / 3600 + 2) % 24, secs / 60 % 60);
|
||||||
let secs = time.as_secs();
|
Text::new(&time, Point::new(0, 32), text_style).draw(&mut disp).unwrap();
|
||||||
let time = format!("{:02}:{:02} Uhr", (secs / 3600 + 2) % 24, secs / 60 % 60);
|
disp.flush().unwrap();
|
||||||
Text::new(&time, Point::new(0, 32), text_style)
|
/*
|
||||||
.draw(&mut disp)
|
sleep(Duration::from_secs(2));
|
||||||
.unwrap();
|
disp.clear();
|
||||||
disp.flush().unwrap();
|
|
||||||
/*
|
|
||||||
sleep(Duration::from_secs(2));
|
|
||||||
disp.clear();
|
|
||||||
|
|
||||||
let base_y = 0.0;
|
let base_y = 0.0;
|
||||||
let max_dy = 32.0;
|
let max_dy = 32.0;
|
||||||
let mut tick = 0;
|
let mut tick = 0;
|
||||||
loop {
|
loop {
|
||||||
let y = if tick % 32 < 16 {
|
let y = if tick % 32 < 16 {
|
||||||
base_y + (tick % 16) as f32 / 16.0 * max_dy
|
base_y + (tick % 16) as f32 / 16.0 * max_dy
|
||||||
} else {
|
} else {
|
||||||
base_y + max_dy - (tick % 16) as f32 / 16.0 * max_dy
|
base_y + max_dy - (tick % 16) as f32 / 16.0 * max_dy
|
||||||
} as i32;
|
} as i32;
|
||||||
tick += 1;
|
tick += 1;
|
||||||
Line::new(Point::new(8, y + 16), Point::new(8 + 16, y + 16))
|
Line::new(Point::new(8, y + 16), Point::new(8 + 16, y + 16))
|
||||||
.into_styled(PrimitiveStyle::with_stroke(BinaryColor::On, 1))
|
.into_styled(PrimitiveStyle::with_stroke(BinaryColor::On, 1))
|
||||||
.draw(&mut disp).unwrap();
|
.draw(&mut disp).unwrap();
|
||||||
Line::new(Point::new(8, y + 16), Point::new(8 + 8, y))
|
Line::new(Point::new(8, y + 16), Point::new(8 + 8, y))
|
||||||
.into_styled(PrimitiveStyle::with_stroke(BinaryColor::On, 1))
|
.into_styled(PrimitiveStyle::with_stroke(BinaryColor::On, 1))
|
||||||
.draw(&mut disp).unwrap();
|
.draw(&mut disp).unwrap();
|
||||||
|
|
||||||
Line::new(Point::new(8 + 16, y + 16), Point::new(8 + 8, y))
|
|
||||||
.into_styled(PrimitiveStyle::with_stroke(BinaryColor::On, 1))
|
|
||||||
.draw(&mut disp).unwrap();
|
|
||||||
|
|
||||||
Rectangle::new(Point::new(48, y), Size::new(16, 16))
|
Line::new(Point::new(8 + 16, y + 16), Point::new(8 + 8, y))
|
||||||
.into_styled(PrimitiveStyle::with_stroke(BinaryColor::On, 1))
|
.into_styled(PrimitiveStyle::with_stroke(BinaryColor::On, 1))
|
||||||
.draw(&mut disp).unwrap();
|
.draw(&mut disp).unwrap();
|
||||||
|
|
||||||
|
|
||||||
Circle::new(Point::new(88, y), 16)
|
Rectangle::new(Point::new(48, y), Size::new(16, 16))
|
||||||
.into_styled(PrimitiveStyle::with_stroke(BinaryColor::On, 1))
|
.into_styled(PrimitiveStyle::with_stroke(BinaryColor::On, 1))
|
||||||
.draw(&mut disp).unwrap();
|
.draw(&mut disp).unwrap();
|
||||||
|
|
||||||
/*
|
|
||||||
Text::new(&format!("Hello from frame {}", tick), Point::new(0, 56), text_style)
|
|
||||||
.draw(&mut disp)
|
|
||||||
.unwrap();
|
|
||||||
*/
|
|
||||||
disp.flush().unwrap();
|
|
||||||
|
|
||||||
sleep(Duration::from_millis(10));
|
Circle::new(Point::new(88, y), 16)
|
||||||
|
.into_styled(PrimitiveStyle::with_stroke(BinaryColor::On, 1))
|
||||||
|
.draw(&mut disp).unwrap();
|
||||||
|
|
||||||
disp.clear();
|
/*
|
||||||
|
Text::new(&format!("Hello from frame {}", tick), Point::new(0, 56), text_style)
|
||||||
|
.draw(&mut disp)
|
||||||
|
.unwrap();
|
||||||
|
*/
|
||||||
|
disp.flush().unwrap();
|
||||||
|
|
||||||
/*
|
sleep(Duration::from_millis(10));
|
||||||
let im: ImageRaw<BinaryColor> = ImageRaw::new(IMG_DATA, 64);
|
|
||||||
let img = Image::new(&im, Point::new(32, 0));
|
|
||||||
img.draw(&mut disp).unwrap();
|
|
||||||
disp.flush().unwrap();
|
|
||||||
|
|
||||||
sleep(Duration::from_secs(2));
|
disp.clear();
|
||||||
disp.clear();
|
|
||||||
*/
|
/*
|
||||||
}
|
let im: ImageRaw<BinaryColor> = ImageRaw::new(IMG_DATA, 64);
|
||||||
*/
|
let img = Image::new(&im, Point::new(32, 0));
|
||||||
|
img.draw(&mut disp).unwrap();
|
||||||
|
disp.flush().unwrap();
|
||||||
|
|
||||||
|
sleep(Duration::from_secs(2));
|
||||||
|
disp.clear();
|
||||||
|
*/
|
||||||
|
}
|
||||||
|
*/
|
||||||
}
|
}
|
||||||
|
|
||||||
struct LineWrapper(gpio_cdev::Line);
|
struct LineWrapper(gpio_cdev::Line);
|
||||||
|
|
||||||
impl InputPin for LineWrapper {
|
impl InputPin for LineWrapper {
|
||||||
type Error = gpio_cdev::Error;
|
type Error = gpio_cdev::Error;
|
||||||
|
|
||||||
fn is_high(&self) -> Result<bool, Self::Error> {
|
fn is_high(&self) -> Result<bool, Self::Error> {
|
||||||
let handle = self.0.request(LineRequestFlags::INPUT, 0, "rust-line-wrapper")?;
|
let handle = self.0.request(LineRequestFlags::INPUT, 0, "rust-line-wrapper")?;
|
||||||
Ok(handle.get_value()? == 1)
|
Ok(handle.get_value()? == 1)
|
||||||
}
|
}
|
||||||
|
|
||||||
fn is_low(&self) -> Result<bool, Self::Error> {
|
fn is_low(&self) -> Result<bool, Self::Error> {
|
||||||
let handle = self.0.request(LineRequestFlags::INPUT, 0, "rust-line-wrapper")?;
|
let handle = self.0.request(LineRequestFlags::INPUT, 0, "rust-line-wrapper")?;
|
||||||
Ok(handle.get_value()? == 0)
|
Ok(handle.get_value()? == 0)
|
||||||
}
|
}
|
||||||
}
|
}
|
||||||
|
|
||||||
impl OutputPin for LineWrapper {
|
impl OutputPin for LineWrapper {
|
||||||
|
<<<<<<< HEAD
|
||||||
type Error = gpio_cdev::Error;
|
type Error = gpio_cdev::Error;
|
||||||
|
|
||||||
fn set_low(&mut self) -> Result<(), Self::Error> {
|
fn set_low(&mut self) -> Result<(), Self::Error> {
|
||||||
@ -258,3 +263,29 @@ impl OutputPin for LineWrapper {
|
|||||||
self.0.request(LineRequestFlags::OUTPUT, 1, "rust-line-wrapper")?.set_value(1)
|
self.0.request(LineRequestFlags::OUTPUT, 1, "rust-line-wrapper")?.set_value(1)
|
||||||
}
|
}
|
||||||
}
|
}
|
||||||
|
||||||| parent of 683458d (Reformat code)
|
||||||
|
type Error = gpio_cdev::Error;
|
||||||
|
|
||||||
|
fn set_low(&mut self) -> Result<(), Self::Error> {
|
||||||
|
self.0.request(LineRequestFlags::OUTPUT, 1, "rust-line-wrapper")?.set_value(0)
|
||||||
|
}
|
||||||
|
|
||||||
|
fn set_high(&mut self) -> Result<(), Self::Error> {
|
||||||
|
self.0.request(LineRequestFlags::OUTPUT, 1, "rust-line-wrapper")?.set_value(1)
|
||||||
|
}
|
||||||
|
}
|
||||||
|
=======
|
||||||
|
type Error = gpio_cdev::Error;
|
||||||
|
|
||||||
|
fn set_low(&mut self) -> Result<(), Self::Error> {
|
||||||
|
self.0
|
||||||
|
.request(LineRequestFlags::OUTPUT, 1, "rust-line-wrapper")?
|
||||||
|
.set_value(0)
|
||||||
|
}
|
||||||
|
|
||||||
|
fn set_high(&mut self) -> Result<(), Self::Error> {
|
||||||
|
self.0
|
||||||
|
.request(LineRequestFlags::OUTPUT, 1, "rust-line-wrapper")?
|
||||||
|
.set_value(1)
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|||||||
Loading…
Reference in New Issue
Block a user