firmware/src/graphics/niche/Drivers/EInk/HINK_E0213A289.cpp
2025-06-12 19:58:38 -05:00

61 lines
2.2 KiB
C++

#include "./HINK_E0213A289.h"
#ifdef MESHTASTIC_INCLUDE_NICHE_GRAPHICS
using namespace NicheGraphics::Drivers;
// Map the display controller IC's output to the connected panel
void HINK_E0213A289::configScanning()
{
// "Driver output control"
// Scan gates from 0 to 249 (vertical resolution 250px)
sendCommand(0x01);
sendData(0xF9); // Maximum gate # (249, bits 0-7)
sendData(0x00); // Maximum gate # (bit 8)
sendData(0x00); // (Do not invert scanning order)
}
// Specify which information is used to control the sequence of voltages applied to move the pixels
// - For this display, configUpdateSequence() specifies that a suitable LUT will be loaded from
// the controller IC's OTP memory, when the update procedure begins.
void HINK_E0213A289::configWaveform()
{
sendCommand(0x3C); // Border waveform:
sendData(0x05); // Screen border should follow LUT1 waveform (actively drive pixels white)
sendCommand(0x18); // Temperature sensor:
sendData(0x80); // Use internal temperature sensor to select an appropriate refresh waveform
}
// Describes the sequence of events performed by the displays controller IC during a refresh
// Includes "power up", "load settings from memory", "update the pixels", etc
void HINK_E0213A289::configUpdateSequence()
{
switch (updateType) {
case FAST:
sendCommand(0x22); // Set "update sequence"
sendData(0xFF); // Will load LUT from OTP memory, Display mode 2 "differential refresh"
break;
case FULL:
default:
sendCommand(0x22); // Set "update sequence"
sendData(0xF7); // Will load LUT from OTP memory
break;
}
}
// Once the refresh operation has been started,
// begin periodically polling the display to check for completion, using the normal Meshtastic threading code
// Only used when refresh is "async"
void HINK_E0213A289::detachFromUpdate()
{
switch (updateType) {
case FAST:
return beginPolling(50, 500); // At least 500ms for fast refresh
case FULL:
default:
return beginPolling(100, 1000); // At least 1 second for full refresh (quick; display only blinks pixels once)
}
}
#endif // MESHTASTIC_INCLUDE_NICHE_GRAPHICS