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Merged
lovyan03 merged 4 commits into from
Jun 18, 2026
Merged

Add LT8912B Driver. #204

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db30f73
Add LT8912B Driver.
TinyuZhao Jun 17, 2026
524ab82
Add Unit PoEP4 HDMI examples.
TinyuZhao Jun 17, 2026
b2debad
Fix PoEP4 HDMI flicker on older IDF.
TinyuZhao Jun 18, 2026
dcbddc8
Fix build errors with older IDF versions.
TinyuZhao Jun 18, 2026
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7 changes: 5 additions & 2 deletions examples/Basic/AnalogMeter/AnalogMeter.ino
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Original file line number Diff line number Diff line change
Expand Up @@ -20,9 +20,12 @@ M5GFX display;
//M5AtomDisplay display; // default setting
//M5AtomDisplay display ( 320, 180 ); // width, height

// #include <M5UnitPoEP4HDMI.h>
// M5UnitPoEP4HDMI display; // 1280x720@60 or 1920x1080@30 only; default 1280x720@60


static constexpr float deg_to_rad = 0.017453292519943295769236907684886;
static constexpr int TFT_GREY = 0x5AEB;
static constexpr int TFT_METER_GREY = 0x5AEB;
static constexpr int LOOP_PERIOD = 35; // Display updates every 35 ms

int value[6] = {0, 0, 0, 0, 0, 0};
Expand Down Expand Up @@ -111,7 +114,7 @@ void analogMeter()

void plotLinear(const char *label, int x, int y, int w, int h)
{
display.drawRect(x, y, w, h, TFT_GREY);
display.drawRect(x, y, w, h, TFT_METER_GREY);
display.fillRect(x + 2, y + 18, w - 3, h - 36, TFT_WHITE);
display.setTextColor(TFT_CYAN, TFT_BLACK);
display.setTextDatum(textdatum_t::middle_center);
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3 changes: 3 additions & 0 deletions examples/Basic/BarGraph/BarGraph.ino
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Expand Up @@ -17,6 +17,9 @@ M5GFX display;
// #include <M5AtomDisplay.h>
// M5AtomDisplay display;

//#include <M5UnitPoEP4HDMI.h>
//M5UnitPoEP4HDMI display; // 1280x720@60 or 1920x1080@30 only; default 1280x720@60

static constexpr size_t BAR_COUNT = 64;
static int max_y[BAR_COUNT];
static int prev_y[BAR_COUNT];
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3 changes: 3 additions & 0 deletions examples/Basic/GameOfLife/GameOfLife.ino
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Expand Up @@ -22,6 +22,9 @@ M5GFX display;
//#include <M5AtomDisplay.h>
//M5AtomDisplay display;

//#include <M5UnitPoEP4HDMI.h>
//M5UnitPoEP4HDMI display; // 1280x720@60 or 1920x1080@30 only; default 1280x720@60

M5Canvas canvas[2];

void setup(void)
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3 changes: 3 additions & 0 deletions examples/Basic/LongTextScroll/LongTextScroll.ino
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Original file line number Diff line number Diff line change
Expand Up @@ -17,6 +17,9 @@ M5GFX display;
//#include <M5AtomDisplay.h>
//M5AtomDisplay display;

//#include <M5UnitPoEP4HDMI.h>
//M5UnitPoEP4HDMI display; // 1280x720@60 or 1920x1080@30 only; default 1280x720@60

M5Canvas canvas(&display);

static constexpr char text[] = "Hello world ! こんにちは世界！ this is long long string sample. 寿限無、寿限無、五劫の擦り切れ、海砂利水魚の、水行末・雲来末・風来末、喰う寝る処に住む処、藪ら柑子の藪柑子、パイポ・パイポ・パイポのシューリンガン、シューリンガンのグーリンダイ、グーリンダイのポンポコピーのポンポコナの、長久命の長助";
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3 changes: 3 additions & 0 deletions examples/Basic/ScrollGraph/ScrollGraph.ino
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Original file line number Diff line number Diff line change
Expand Up @@ -20,6 +20,9 @@ M5GFX display;
//#include <M5AtomDisplay.h>
//M5AtomDisplay display;

//#include <M5UnitPoEP4HDMI.h>
//M5UnitPoEP4HDMI display; // 1280x720@60 or 1920x1080@30 only; default 1280x720@60


#define LINE_COUNT 6

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3 changes: 3 additions & 0 deletions examples/Basic/SpinTile/SpinTile.ino
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Expand Up @@ -18,6 +18,9 @@ M5GFX display;
//M5AtomDisplay display; // default setting
//M5AtomDisplay display ( 320, 180 ); // width, height

//#include <M5UnitPoEP4HDMI.h>
//M5UnitPoEP4HDMI display; // 1280x720@60 or 1920x1080@30 only; default 1280x720@60

static constexpr const int qsintab[256]={
0x8000,0x80c9,0x8192,0x825b,0x8324,0x83ee,0x84b7,0x8580,
0x8649,0x8712,0x87db,0x88a4,0x896c,0x8a35,0x8afe,0x8bc6,
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