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Add support for MCP23017 and MCP23S17 #27

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merged 5 commits into from
Mar 30, 2024
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Merged

Add support for MCP23017 and MCP23S17 #27

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ae99529
Add support for MCP23017
kelleyk Apr 23, 2022
56215e5
mcp23x17: convert mcp23017 to a generic driver over I2C and SPI version
markus-k Mar 24, 2024
d6f0256
mcp23x17: implement suggested changes from pull request #2 [0]
markus-k Mar 24, 2024
3fc914f
mcp23x17: fix small error in IOCON doc comment
markus-k Mar 24, 2024
ee795c5
mcp23x17: fix test after setting default out to 0x000 and remove addr…
markus-k Mar 24, 2024
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13 changes: 12 additions & 1 deletion src/bus.rs
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Original file line number Diff line number Diff line change
@@ -1,4 +1,4 @@
use embedded_hal::i2c as hal_i2c;
use embedded_hal::{i2c as hal_i2c, spi as hal_spi};

/// Blanket trait for types implementing `i2c::I2c
pub trait I2cBus: hal_i2c::I2c {
Expand Down Expand Up @@ -56,3 +56,14 @@ impl<I2C: I2cBus> I2cExt for I2C {
Ok(buf[0])
}
}

pub trait SpiBus: hal_spi::SpiDevice {
type BusError: From<<Self as hal_spi::ErrorType>::Error>;
}

impl<T, E> SpiBus for T
where
T: hal_spi::SpiDevice<Error = E>,
{
type BusError = E;
}
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