ad5680: cap value to MAX_VALUE

2020-09-06 19:06:31 +02:00 · 2020-09-06 19:06:31 +02:00 · f76ae453a9
commit f76ae453a9
parent e5c9ee8ed0
1 changed files with 1 additions and 0 deletions
--- a/src/ad5680.rs
+++ b/src/ad5680.rs
@ -46,6 +46,7 @@ impl<SPI: Transfer<u8>, S: OutputPin> Dac<SPI, S> {
    }

    pub fn set(&mut self, value: u32) -> Result<(), SPI::Error> {
+        let value = value.min(MAX_VALUE);
        let mut buf = [
            (value >> 14) as u8,
            (value >> 6) as u8,