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-rw-r--r--app/src/dotstar.rs42
1 files changed, 42 insertions, 0 deletions
diff --git a/app/src/dotstar.rs b/app/src/dotstar.rs
new file mode 100644
index 0000000..8e930d0
--- /dev/null
+++ b/app/src/dotstar.rs
@@ -0,0 +1,42 @@
+use trinket_m0::{
+ clock::GenericClockController,
+ gpio::{self, Floating, Input},
+ prelude::*,
+ sercom::{self, PadPin, SPIMaster1},
+ PM, SERCOM1,
+};
+
+use apa102_spi::Apa102;
+
+pub fn new(
+ sercom: SERCOM1,
+ miso: gpio::Pa31<Input<Floating>>,
+ mosi: gpio::Pa0<Input<Floating>>,
+ sck: gpio::Pa1<Input<Floating>>,
+ port: &mut gpio::Port,
+ pm: &mut PM,
+ clocks: &mut GenericClockController,
+) -> Apa102<
+ SPIMaster1<
+ sercom::Sercom1Pad3<gpio::Pa31<gpio::PfD>>,
+ sercom::Sercom1Pad0<gpio::Pa0<gpio::PfD>>,
+ sercom::Sercom1Pad1<gpio::Pa1<gpio::PfD>>,
+ >,
+> {
+ let gclk = clocks.gclk0();
+ let miso = miso.into_pad(port);
+ let mosi = mosi.into_pad(port);
+ let sck = sck.into_pad(port);
+ let spi = SPIMaster1::new(
+ &clocks
+ .sercom1_core(&gclk)
+ .expect("setting up sercom1 clock"),
+ 3.mhz(),
+ apa102_spi::MODE,
+ sercom,
+ pm,
+ (miso, mosi, sck),
+ );
+
+ Apa102::new(spi)
+}