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| author | Matthias P. Braendli <matthias.braendli@mpb.li> | 2020-12-18 10:43:40 +0100 |
|---|---|---|
| committer | Matthias P. Braendli <matthias.braendli@mpb.li> | 2020-12-18 10:43:40 +0100 |
| commit | 18bcf61935b1d27d83ce03a490789365da799592 (patch) | |
| tree | b111a66ba716bca1efae801ea36f4c5c3fa787dd /sw/deps/hd44780-driver/src/bus | |
| parent | 28bc0e6d03f221b4292be8e76e4bd019ebcc4616 (diff) | |
| download | picardy-18bcf61935b1d27d83ce03a490789365da799592.tar.gz picardy-18bcf61935b1d27d83ce03a490789365da799592.tar.bz2 picardy-18bcf61935b1d27d83ce03a490789365da799592.zip | |
LCD: fix setup and hold for I2C commands
Diffstat (limited to 'sw/deps/hd44780-driver/src/bus')
| -rw-r--r-- | sw/deps/hd44780-driver/src/bus/i2c_mcp23008.rs | 5 |
1 files changed, 5 insertions, 0 deletions
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)?; |