ledmatrix: Disable SW9 in DVT2

It's good to disable disconnected SW pins. Otherwise it causes higher
voltages spikes which can cause audible noise.

Signed-off-by: Daniel Schaefer <[email protected]>

Author: JohnAZoidberg

Cargo.lock

@@ -36,7 +36,7 @@ usbd-serial = "0.1.1"
 usbd-hid = "0.6.1"
 fugit = "0.3.7"
 # LED Matrix
-is31fl3741 = { git = "https://github.com/FrameworkComputer/is31fl3741-rs", branch = "main" }
+is31fl3741 = { git = "https://github.com/FrameworkComputer/is31fl3741-rs", branch = "sw-enablement" }
 # B1 Display
 st7306 = { git = "https://github.com/FrameworkComputer/st7306-rs", branch = "update-deps" }
 embedded-graphics = "0.8"

Cargo.toml

@@ -3,7 +3,7 @@
 use core::convert::TryFrom;
 #[allow(unused_imports)]
 use embedded_hal::blocking::delay::DelayMs;
-#[allow(unused_imports)]
+use embedded_hal::blocking::i2c::Read;
 use embedded_hal::blocking::i2c::Write;
 #[allow(unused_imports)]
 use is31fl3741::{Error, IS31FL3741};
@@ -650,6 +650,7 @@ pub struct LedMatrix<I2C> {
 impl<I2C, I2cError> LedMatrix<I2C>
 where
     I2C: Write<Error = I2cError>,
+    I2C: Read<Error = I2cError>,
 {
     pub fn unwrap(self) -> I2C {
         self.device.i2c
@@ -673,7 +674,8 @@ where
     }
 
     pub fn setup<DEL: DelayMs<u8>>(&mut self, delay: &mut DEL) -> Result<(), Error<I2cError>> {
-        self.device.setup(delay)
+        self.device.setup(delay)?;
+        Ok(())
     }
 
     pub fn fill_brightness(&mut self, brightness: u8) -> Result<(), Error<I2cError>> {

fl16-inputmodules/src/fl16.rs

@@ -238,12 +238,23 @@ fn main() -> ! {
         state.grid = every_nth_col(2);
     };
 
-    let mut matrix = LedMatrix::new(i2c, DVT2_CALC_PIXEL);
     //let mut matrix = LedMatrix::new(i2c, EVT_CALC_PIXEL);
+    let mut matrix = LedMatrix::new(i2c, DVT2_CALC_PIXEL);
     matrix
         .setup(&mut delay)
         .expect("failed to setup RGB controller");
 
+    // EVT
+    // matrix
+    //     .device
+    //     .sw_enablement(is31fl3741::SwSetting::Sw1Sw9)
+    //     .unwrap();
+    // DVT
+    matrix
+        .device
+        .sw_enablement(is31fl3741::SwSetting::Sw1Sw8)
+        .unwrap();
+
     matrix
         .set_scaling(MAX_BRIGHTNESS)
         .expect("failed to set scaling");