From 18bcf61935b1d27d83ce03a490789365da799592 Mon Sep 17 00:00:00 2001
From: "Matthias P. Braendli" <matthias.braendli@mpb.li>
Date: Fri, 18 Dec 2020 10:43:40 +0100
Subject: LCD: fix setup and hold for I2C commands

---
 sw/deps/hd44780-driver/src/bus/i2c_mcp23008.rs | 5 +++++
 1 file changed, 5 insertions(+)

(limited to 'sw/deps/hd44780-driver/src/bus')

diff --git a/sw/deps/hd44780-driver/src/bus/i2c_mcp23008.rs b/sw/deps/hd44780-driver/src/bus/i2c_mcp23008.rs
index 1ccb479..09a7f2b 100644
--- a/sw/deps/hd44780-driver/src/bus/i2c_mcp23008.rs
+++ b/sw/deps/hd44780-driver/src/bus/i2c_mcp23008.rs
@@ -84,6 +84,11 @@ impl<I2C: Write> DataBus for I2CMCP23008Bus<I2C> {
 
         delay.delay_ms(1);
 
+        let pins = rs | backlight | (upper_nibble << 3);
+        self.set_pins(pins)?;
+
+        delay.delay_ms(1);
+
         let pins = rs | backlight | (lower_nibble << 3);
         self.set_pins(pins)?;
 
-- 
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