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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/epd1in54/mod.rs
+11 -16
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@@ -81,21 +81,17 @@ where
self.interface.data(0x9D)?;
// One Databyte with value 0xA8 for 7V VCOM
self.interface.command(Command::WRITE_VCOM_REGISTER)?;
self.interface.data(0xA8)?;
self.interface.command_with_data(Command::WRITE_VCOM_REGISTER, &[0xA8])?;
// One Databyte with default value 0x1A for 4 dummy lines per gate
self.interface.command(Command::SET_DUMMY_LINE_PERIOD)?;
self.interface.data(0x1A)?;
self.interface.command_with_data(Command::SET_DUMMY_LINE_PERIOD, &[0x1A])?;
// One Databyte with default value 0x08 for 2us per line
self.interface.command(Command::SET_GATE_LINE_WIDTH)?;
self.interface.data(0x08)?;
self.interface.command_with_data(Command::SET_GATE_LINE_WIDTH, &[0x08])?;
// One Databyte with default value 0x03
// -> address: x increment, y increment, address counter is updated in x direction
self.interface.command(Command::DATA_ENTRY_MODE_SETTING)?;
self.interface.data(0x03)?;
self.interface.command_with_data(Command::DATA_ENTRY_MODE_SETTING, &[0x03])?;
self.set_lut()
}
@@ -142,10 +138,9 @@ where
fn sleep(&mut self) -> Result<(), E> {
self.interface.command(Command::DEEP_SLEEP_MODE)?;
// 0x00 for Normal mode (Power on Reset), 0x01 for Deep Sleep Mode
//TODO: is 0x00 needed here?
self.interface.data(0x00)?;
//TODO: is 0x00 needed here or would 0x01 be even more efficient?
self.interface.command_with_data(Command::DEEP_SLEEP_MODE, &[0x00])?;
self.wait_until_idle();
Ok(())
@@ -157,7 +152,6 @@ where
fn update_frame(&mut self, buffer: &[u8]) -> Result<(), E> {
self.use_full_frame()?;
self.interface.command_with_data(Command::WRITE_RAM, buffer)
}
@@ -173,8 +167,7 @@ where
self.set_ram_area(x, y, x + width, y + height)?;
self.set_ram_counter(x, y)?;
self.interface.command(Command::WRITE_RAM)?;
self.interface.multiple_data(buffer)
self.interface.command_with_data(Command::WRITE_RAM, buffer)
}
fn display_frame(&mut self) -> Result<(), E> {
@@ -262,8 +255,10 @@ where
// 2 Databytes: A[7:0] & 0..A[8]
self.interface.command_with_data(
Command::SET_RAM_Y_ADDRESS_COUNTER,
&[y as u8, (y >> 8) as u8]
)?;
&[
y as u8,
(y >> 8) as u8
])?;
self.wait_until_idle();
Ok(())