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Update refresh rate for 2.9 Inch v2 e-paper #150

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Merged
merged 4 commits into from
Jan 11, 2024
Merged

Update refresh rate for 2.9 Inch v2 e-paper #150

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9e77eef
Update refresh rate
andber1 Mar 29, 2023
3943856
Merge branch 'main' into feature/epd2in9v2_refresh_rates
andber1 Mar 29, 2023
24c2bd0
Fix build error
andber1 Mar 29, 2023
7597002
Merge branch 'main' into feature/epd2in9v2_refresh_rates
caemor Jan 11, 2024
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27 changes: 26 additions & 1 deletion src/epd2in9_v2/mod.rs
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Original file line number Diff line number Diff line change
Expand Up @@ -75,6 +75,19 @@ const LUT_PARTIAL_2IN9: [u8; 159] = [
0x22, 0x0, 0x0, 0x0, 0x22, 0x17, 0x41, 0xB0, 0x32, 0x36,
];


const WS_20_30: [u8; 159] = [
0x80, 0x66, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x40, 0x0, 0x0, 0x0, 0x10, 0x66, 0x0, 0x0, 0x0, 0x0,
0x0, 0x0, 0x20, 0x0, 0x0, 0x0, 0x80, 0x66, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x40, 0x0, 0x0, 0x0,
0x10, 0x66, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x20, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0,
0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x14, 0x8, 0x0, 0x0, 0x0, 0x0, 0x1, 0xA, 0xA, 0x0, 0xA, 0xA, 0x0,
0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0,
0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0,
0x0, 0x0, 0x0, 0x0, 0x0, 0x14, 0x8, 0x0, 0x1, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1,
0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x44, 0x44, 0x44, 0x44,
0x44, 0x44, 0x0, 0x0, 0x0, 0x22, 0x17, 0x41, 0x0, 0x32, 0x36,
];

use embedded_hal::{delay::*, digital::*, spi::SpiDevice};

use crate::type_a::command::Command;
Expand Down Expand Up @@ -144,6 +157,18 @@ where
self.set_ram_counter(spi, delay, 0, 0)?;

self.wait_until_idle(spi, delay)?;

// set LUT by host
self.set_lut_helper(spi, delay, &WS_20_30[0..153])?;
self.interface
.cmd_with_data(spi, Command::WriteLutRegisterEnd, &WS_20_30[153..154])?;
self.interface
.cmd_with_data(spi, Command::GateDrivingVoltage, &WS_20_30[154..155])?;
self.interface
.cmd_with_data(spi, Command::SourceDrivingVoltage, &WS_20_30[155..158])?;
self.interface
.cmd_with_data(spi, Command::WriteVcomRegister, &WS_20_30[158..159])?;

Ok(())
}
}
Expand Down Expand Up @@ -235,7 +260,7 @@ where
self.wait_until_idle(spi, delay)?;
// Enable clock signal, Enable Analog, Load temperature value, DISPLAY with DISPLAY Mode 1, Disable Analog, Disable OSC
self.interface
.cmd_with_data(spi, Command::DisplayUpdateControl2, &[0xF7])?;
.cmd_with_data(spi, Command::DisplayUpdateControl2, &[0xC7])?;
self.interface.cmd(spi, Command::MasterActivation)?;
self.wait_until_idle(spi, delay)?;
Ok(())
Expand Down