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Make the code more readable with a few already introduced adapter functions (e.g. command_with_data)

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This commit is contained in:
Christoph Groß
2018-08-08 15:35:08 +02:00
parent 7fa1a27f40
commit cd593c51cb
3 changed files with 40 additions and 70 deletions
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src/epd4in2/mod.rs
+10 -26
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@@ -160,10 +160,9 @@ where
/// epd4in2.sleep();
/// ```
fn new(spi: SPI, cs: CS, busy: BUSY, dc: DC, rst: RST, delay: Delay) -> Result<Self, ERR> {
let interface = ConnectionInterface::new(spi, cs, busy, dc, rst, delay);
let color = Color::White;
let mut epd = EPD4in2 {
interface,
color,
@@ -178,9 +177,9 @@ where
self.init()
}
//TODO: is such a long delay really needed inbetween?
fn sleep(&mut self) -> Result<(), ERR> {
self.command(Command::VCOM_AND_DATA_INTERVAL_SETTING)?;
self.send_data(0x17)?; //border floating
self.interface.command_with_data(Command::VCOM_AND_DATA_INTERVAL_SETTING, &[0x17])?; //border floating
self.command(Command::VCM_DC_SETTING)?; // VCOM to 0V
self.command(Command::PANEL_SETTING)?;
self.delay_ms(100);
@@ -203,25 +202,17 @@ where
self.interface.command_with_data(Command::VCM_DC_SETTING, &[0x12])?;
self.command(Command::VCOM_AND_DATA_INTERVAL_SETTING)?;
//TODO: this was a send_command instead of a send_data. check if it's alright and doing what it should do (setting the default values)
//self.send_command_u8(0x97)?; //VBDF 17|D7 VBDW 97 VBDB 57 VBDF F7 VBDW 77 VBDB 37 VBDR B7
self.send_data(0x97)?;
self.interface.command_with_data(Command::VCOM_AND_DATA_INTERVAL_SETTING, &[0x97])?;
self.command(Command::DATA_START_TRANSMISSION_1)?;
for _ in 0..(buffer.len()) {
self.send_data(color_value)?;
}
self.interface.data_x_times(color_value, buffer.len() as u16)?;
self.delay_ms(2);
self.command(Command::DATA_START_TRANSMISSION_2)?;
//self.send_multiple_data(buffer)?;
for &elem in buffer.iter() {
self.send_data(elem)?;
}
Ok(())
self.interface.command_with_data(Command::DATA_START_TRANSMISSION_2, buffer)
}
fn update_partial_frame(
@@ -283,19 +274,12 @@ where
let color_value = self.color.get_byte_value();
self.command(Command::DATA_START_TRANSMISSION_1)?;
self.delay_ms(2);
for _ in 0..size {
self.send_data(color_value)?;
}
self.interface.data_x_times(color_value, size)?;
self.delay_ms(2);
self.command(Command::DATA_START_TRANSMISSION_2)?;
self.delay_ms(2);
for _ in 0..size {
self.send_data(color_value)?;
}
Ok(())
self.interface.data_x_times(color_value, size)
}
/// Sets the backgroundcolor for various commands like [WaveshareInterface::clear_frame()](clear_frame())