Initial commit

2026-03-29 14:47:13 +02:00
commit b49984b9c0
32 changed files with 2394 additions and 0 deletions
@@ -0,0 +1,96 @@
+#include "usb_hid.h"
+#include <Arduino.h>
+#include <HID.h>
+
+// ── HID Report Descriptor: Keyboard + Consumer Control ───────────────────────
+// Vendor-Kommunikation läuft über CVendorHID (eigenes PluggableUSBModule).
+
+static const uint8_t k_hid_descriptor[] = {
+
+    // ── Report ID 1: Keyboard ─────────────────────────────────────────────────
+    0x05, 0x01,         // Usage Page (Generic Desktop)
+    0x09, 0x06,         // Usage (Keyboard)
+    0xA1, 0x01,         // Collection (Application)
+    0x85, HID_REPORT_ID_KEYBOARD,
+    0x05, 0x07,         //   Usage Page (Key Codes)
+    0x19, 0xE0,         //   Usage Minimum (Left Ctrl)
+    0x29, 0xE7,         //   Usage Maximum (Right GUI)
+    0x15, 0x00,         //   Logical Minimum (0)
+    0x25, 0x01,         //   Logical Maximum (1)
+    0x75, 0x01,         //   Report Size (1 Bit)
+    0x95, 0x08,         //   Report Count (8)
+    0x81, 0x02,         //   Input (Data, Variable, Absolute)
+    0x95, 0x01,         //   Report Count (1)
+    0x75, 0x08,         //   Report Size (8 Bit)
+    0x81, 0x01,         //   Input (Constant)
+    0x95, 0x06,         //   Report Count (6)
+    0x75, 0x08,         //   Report Size (8 Bit)
+    0x15, 0x00,         //   Logical Minimum (0)
+    0x25, 0x65,         //   Logical Maximum (101)
+    0x05, 0x07,         //   Usage Page (Key Codes)
+    0x19, 0x00,         //   Usage Minimum (0)
+    0x29, 0x65,         //   Usage Maximum (101)
+    0x81, 0x00,         //   Input (Data, Array)
+    0xC0,               // End Collection
+
+    // ── Report ID 2: Consumer Control ─────────────────────────────────────────
+    0x05, 0x0C,         // Usage Page (Consumer Devices)
+    0x09, 0x01,         // Usage (Consumer Control)
+    0xA1, 0x01,         // Collection (Application)
+    0x85, HID_REPORT_ID_CONSUMER,
+    0x15, 0x00,         //   Logical Minimum (0)
+    0x26, 0xFF, 0x03,   //   Logical Maximum (1023)
+    0x19, 0x00,         //   Usage Minimum (0)
+    0x2A, 0xFF, 0x03,   //   Usage Maximum (1023)
+    0x75, 0x10,         //   Report Size (16 Bit)
+    0x95, 0x01,         //   Report Count (1)
+    0x81, 0x00,         //   Input (Data, Array)
+    0xC0,               // End Collection
+};
+
+namespace {
+    struct HIDRegistrar {
+        HIDSubDescriptor node;
+        HIDRegistrar() : node(k_hid_descriptor, sizeof(k_hid_descriptor)) {
+            HID().AppendDescriptor(&node);
+        }
+    } s_hid_registrar;
+}
+
+struct KeyboardReport {
+    uint8_t modifier;
+    uint8_t reserved;
+    uint8_t keycodes[6];
+};
+
+struct ConsumerReport {
+    uint16_t usage;
+};
+
+void usb_hid_init() {}
+
+void usb_hid_send_key(uint8_t keycode, uint8_t modifier)
+{
+    KeyboardReport report = {};
+    report.modifier    = modifier;
+    report.keycodes[0] = keycode;
+    HID().SendReport(HID_REPORT_ID_KEYBOARD, &report, sizeof(report));
+}
+
+void usb_hid_release_key()
+{
+    KeyboardReport report = {};
+    HID().SendReport(HID_REPORT_ID_KEYBOARD, &report, sizeof(report));
+}
+
+void usb_hid_send_consumer(uint16_t usage)
+{
+    ConsumerReport report = { usage };
+    HID().SendReport(HID_REPORT_ID_CONSUMER, &report, sizeof(report));
+}
+
+void usb_hid_release_consumer()
+{
+    ConsumerReport report = { 0 };
+    HID().SendReport(HID_REPORT_ID_CONSUMER, &report, sizeof(report));
+}