Fixes and new apps (#30)

- M5 Unit Modules library + M5 Unit Test app - Minor fixes for TodoList, TwoEleven, Snake, Brainfuck and Breakout - Fixed SerialConsole to use the uart controller as it was broken in one of the many updates - Fixed keyboard input in TwoEleven, Breakout, Magic8Ball and Snake - Bluetooth Media Keys app, supports pressing physical keys to trigger the corresponding buttonmatrix button - Epub Reader app
2026-06-07 23:56:32 +10:00
parent 1f959c8bbf
commit dbf850c434
127 changed files with 11156 additions and 174 deletions
@@ -0,0 +1,104 @@
+#include <UnitByteButton.h>
+#include <esp_log.h>
+
+static constexpr auto* TAG = "UnitByteButton";
+
+bool UnitByteButton::begin(Device* dev, uint8_t addr) {
+    if (!dev || !device_is_ready(dev)) return false;
+    if (!unitProbe(dev, addr)) {
+        ESP_LOGW(TAG, "ByteButton not found at 0x%02X", addr);
+        return false;
+    }
+    dev_  = dev;
+    addr_ = addr;
+    // Set LED show mode to user-defined (0x00) so our colour writes take effect
+    uint8_t mode = 0x00;
+    if (!unitWriteReg(dev_, addr_, REG_SHOW_MODE, &mode, 1)) {
+        ESP_LOGW(TAG, "ByteButton show mode write failed at 0x%02X", addr_);
+        dev_ = nullptr;
+        return false;
+    }
+    // Turn all LEDs off and poison cache
+    uint8_t off[32] = {};
+    if (!unitWriteReg(dev_, addr_, REG_RGB888, off, 32)) {
+        ESP_LOGW(TAG, "ByteButton LED init write failed at 0x%02X", addr_);
+        dev_ = nullptr;
+        return false;
+    }
+    memset(ledColor_, 0xFF, sizeof(ledColor_));
+    ESP_LOGI(TAG, "ByteButton ready at 0x%02X", addr_);
+    return true;
+}
+
+uint8_t UnitByteButton::readButtons(bool* ok) {
+    if (!dev_) { if (ok) *ok = false; return 0; }
+    uint8_t val = 0;
+    bool success = unitReadReg(dev_, addr_, REG_STATUS, &val, 1);
+    if (ok) *ok = success;
+    return val;
+}
+
+bool UnitByteButton::readButton(uint8_t idx) {
+    if (!dev_ || idx >= 8) return false;
+    uint8_t val = 0;
+    unitReadReg(dev_, addr_, (uint8_t)(REG_STATUS_8 + idx), &val, 1);
+    return val != 0;
+}
+
+void UnitByteButton::setLed(uint8_t idx, uint32_t rgb) {
+    if (!dev_ || idx >= 8) return;
+    if (ledColor_[idx] == rgb) return;
+    uint8_t buf[4] = {
+        (uint8_t)( rgb        & 0xFF),
+        (uint8_t)((rgb >>  8) & 0xFF),
+        (uint8_t)((rgb >> 16) & 0xFF),
+        0x00,
+    };
+    if (unitWriteReg(dev_, addr_, (uint8_t)(REG_RGB888 + idx * 4), buf, 4)) {
+        ledColor_[idx] = rgb;
+    }
+}
+
+void UnitByteButton::flushLeds(const uint32_t pending[8]) {
+    if (!dev_) return;
+    bool dirty = false;
+    for (int i = 0; i < 8; i++)
+        if (pending[i] != ledColor_[i]) { dirty = true; break; }
+    if (!dirty) return;
+
+    // Build 32-byte burst: 8 × 4-byte LE colour
+    uint8_t buf[32];
+    for (int i = 0; i < 8; i++) {
+        buf[i*4+0] = (uint8_t)( pending[i]        & 0xFF);  // B
+        buf[i*4+1] = (uint8_t)((pending[i] >>  8) & 0xFF);  // G
+        buf[i*4+2] = (uint8_t)((pending[i] >> 16) & 0xFF);  // R
+        buf[i*4+3] = 0x00;
+    }
+    if (unitWriteReg(dev_, addr_, REG_RGB888, buf, 32)) {
+        for (int i = 0; i < 8; i++)
+            ledColor_[i] = pending[i];
+    } else {
+        ESP_LOGW(TAG, "flushLeds write failed - cache not updated");
+    }
+}
+
+void UnitByteButton::setAllLeds(uint32_t rgb) {
+    if (!dev_) return;
+    bool dirty = false;
+    for (int i = 0; i < 8; i++)
+        if (ledColor_[i] != rgb) { dirty = true; break; }
+    if (!dirty) return;
+
+    uint8_t buf[32];
+    for (int i = 0; i < 8; i++) {
+        buf[i*4+0] = (uint8_t)( rgb        & 0xFF);
+        buf[i*4+1] = (uint8_t)((rgb >>  8) & 0xFF);
+        buf[i*4+2] = (uint8_t)((rgb >> 16) & 0xFF);
+        buf[i*4+3] = 0x00;
+    }
+    if (unitWriteReg(dev_, addr_, REG_RGB888, buf, 32)) {
+        for (int i = 0; i < 8; i++) ledColor_[i] = rgb;
+    } else {
+        ESP_LOGW(TAG, "setAllLeds write failed - cache not updated");
+    }
+}