max/embassy
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

Round temp to make more sense.

Browse Source
This commit is contained in:
Henrik Berg 2023-07-13 22:47:03 +02:00
parent 588c0479f5
commit 56ca179475
1 changed files with 4 additions and 1 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

5
examples/rp/src/bin/adc.rs
View File

@ -41,5 +41,8 @@ async fn main(_spawner: Spawner) {
fn convert_to_celsius(raw_temp: u16) -> f32 {
// According to chapter 4.9.5. Temperature Sensor in RP2040 datasheet
27.0 - (raw_temp as f32 * 3.3 / 4096.0 - 0.706) / 0.001721
let temp = 27.0 - (raw_temp as f32 * 3.3 / 4096.0 - 0.706) / 0.001721;
let sign = if temp < 0.0 { -1.0 } else { 1.0 };
let rounded_temp_x10: i16 = ((temp * 10.0) + 0.5 * sign) as i16;
(rounded_temp_x10 as f32) / 10.0
}