Implement full SSD1306 OLED display support: - Splash screen on boot (1.5s) with project name, version, board - Dashboard showing radio state, config, counters, RSSI/SNR - RSSI history sparkline (64-sample ring buffer, 2px-wide bars) - DisplayOn/DisplayOff host commands routed via dedicated channel - Pure render functions against generic DrawTarget (no hardware coupling) - Display on/off control bypasses radio task entirely Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>
65 lines
2.0 KiB
Rust
65 lines
2.0 KiB
Rust
//! I2C interface factory
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use display_interface_i2c::I2CInterface;
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/// Helper struct to create preconfigured I2C interfaces for the display.
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#[derive(Debug, Copy, Clone)]
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pub struct I2CDisplayInterface(());
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impl I2CDisplayInterface {
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/// Create new builder with a default I2C address of 0x3C
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#[cfg(not(feature = "async"))]
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#[allow(clippy::new_ret_no_self)]
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// pub fn with_i2c<I>(i2c: I) -> I2CInterface<I> // alternative, but breaking change
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pub fn new<I>(i2c: I) -> I2CInterface<I>
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where
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I: embedded_hal::i2c::I2c,
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{
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Self::new_custom_address(i2c, 0x3C)
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}
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#[cfg(feature = "async")]
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#[allow(clippy::new_ret_no_self)]
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/// Create a new async I2C interface with the address 0x3D
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pub fn new<I>(i2c: I) -> I2CInterface<I>
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where
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I: embedded_hal_async::i2c::I2c,
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{
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Self::new_custom_address(i2c, 0x3C)
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}
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#[cfg(not(feature = "async"))]
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/// Create a new I2C interface with the alternate address 0x3D as specified in the datasheet.
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pub fn new_alternate_address<I>(i2c: I) -> I2CInterface<I>
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where
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I: embedded_hal::i2c::I2c,
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{
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Self::new_custom_address(i2c, 0x3D)
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}
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#[cfg(feature = "async")]
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/// Create a new async I2C interface with the alternate address 0x3D as specified in the datasheet.
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pub fn new_alternate_address<I>(i2c: I) -> I2CInterface<I>
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where
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I: embedded_hal_async::i2c::I2c,
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{
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Self::new_custom_address(i2c, 0x3D)
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}
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#[cfg(not(feature = "async"))]
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/// Create a new I2C interface with a custom address.
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pub fn new_custom_address<I>(i2c: I, address: u8) -> I2CInterface<I>
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where
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I: embedded_hal::i2c::I2c,
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{
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I2CInterface::new(i2c, address, 0x40)
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}
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#[cfg(feature = "async")]
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/// Create a new async I2C interface with a custom address.
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pub fn new_custom_address<I>(i2c: I, address: u8) -> I2CInterface<I>
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where
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I: embedded_hal_async::i2c::I2c,
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{
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I2CInterface::new(i2c, address, 0x40)
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}
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}
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