Increase reset time from 50 to 300μs

Author: david-sawatzke

CHANGELOG.md

@@ -6,6 +6,9 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 
 ## [Unreleased]
 
+### Changed
+- Increased reset time from ~50μs to ~300μs, to deal with more/newer variants
+
 ## [0.4.0] - 2020-12-02
 ### Added
 - SK812w support for the `prerendered` variant

src/lib.rs

@@ -106,7 +106,8 @@ where
     }
 
     fn flush(&mut self) -> Result<(), E> {
-        for _ in 0..20 {
+        // Should be > 300μs, so for an SPI Freq. of 3.8MHz, we have to send at least 1140 low bits or 140 low bytes
+        for _ in 0..140 {
             block!(self.spi.send(0))?;
             block!(self.spi.read()).ok();
         }