Added support for Keyboard Led status codes

src/Keyboard.cpp

@@ -49,6 +49,16 @@ static const uint8_t _hidReportDescriptor[] PROGMEM = {
     0x75, 0x08,                    //   REPORT_SIZE (8)
     0x81, 0x03,                    //   INPUT (Cnst,Var,Abs)
 
+    0x95, 0x05,                    //   REPORT_COUNT (5)
+    0x75, 0x01,                    //   REPORT_SIZE (1)
+    0x05, 0x08,                    //   USAGE_PAGE (LEDs)
+    0x19, 0x01,                    //   USAGE_MINIMUM (1)
+    0x29, 0x05,                    //   USAGE_MAXIMUM (5)
+    0x91, 0x02,                    //   OUTPUT (Data,Var,Abs) // LED report
+    0x95, 0x01,                    //   REPORT_COUNT (1)
+    0x75, 0x03,                    //   REPORT_SIZE (3)
+    0x91, 0x01,                    //   OUTPUT (Constant) // padding 
+
     0x95, 0x06,                    //   REPORT_COUNT (6)
     0x75, 0x08,                    //   REPORT_SIZE (8)
     0x15, 0x00,                    //   LOGICAL_MINIMUM (0)
@@ -209,6 +219,35 @@ size_t Keyboard_::write(const uint8_t *buffer, size_t size) {
 	return n;
 }
 
+bool Keyboard_::getLedStatus(uint8_t led)
+{
+	uint8_t _keyboardLedsStatus = HID().getKeyboardLedsStatus();
+	switch(led)
+	{
+		case LED_NUM_LOCK:
+			if (_keyboardLedsStatus & LED_NUM_LOCK) {
+				return true;
+			}
+			break;
+		case LED_CAPS_LOCK:
+			if (_keyboardLedsStatus & LED_CAPS_LOCK) {
+				return true;
+			}
+			break;
+		case LED_SCROLL_LOCK:
+			if (_keyboardLedsStatus & LED_SCROLL_LOCK) {
+				return true;
+			}
+			break;
+		default:
+			return false;
+			break;     
+	}
+	return false;    
+
+}
+
+
 Keyboard_ Keyboard;
 
 #endif

src/Keyboard.h

@@ -110,13 +110,21 @@
 #define KEY_F23           0xFA
 #define KEY_F24           0xFB
 
+#define KEY_NUM_LOCK       0xDB
+#define KEY_SCROLL_LOCK    0xCF
+
+#define LED_CAPS_LOCK      0x02
+#define LED_NUM_LOCK       0x01
+#define LED_SCROLL_LOCK    0x04
+
 // Supported keyboard layouts
 extern const uint8_t KeyboardLayout_de_DE[];
 extern const uint8_t KeyboardLayout_en_US[];
 extern const uint8_t KeyboardLayout_es_ES[];
 extern const uint8_t KeyboardLayout_fr_FR[];
 extern const uint8_t KeyboardLayout_it_IT[];
 extern const uint8_t KeyboardLayout_sv_SE[];
+extern const uint8_t KeyboardLayout_da_DK[];
 
 // Low level key report: up to 6 keys and shift, ctrl etc at once
 typedef struct
@@ -141,6 +149,7 @@ class Keyboard_ : public Print
   size_t press(uint8_t k);
   size_t release(uint8_t k);
   void releaseAll(void);
+  bool getLedStatus(uint8_t led);
 };
 extern Keyboard_ Keyboard;
 

src/KeyboardLayout_da_DK.cpp

@@ -0,0 +1,138 @@
+/*
+ * Danish keyboard layout.
+ */
+
+#include "KeyboardLayout.h"
+
+extern const uint8_t KeyboardLayout_da_DK[128] PROGMEM =
+{
+	0x00,          // NUL
+	0x00,          // SOH
+	0x00,          // STX
+	0x00,          // ETX
+	0x00,          // EOT
+	0x00,          // ENQ
+	0x00,          // ACK
+	0x00,          // BEL
+	0x2a,          // BS  Backspace
+	0x2b,          // TAB Tab
+	0x28,          // LF  Enter
+	0x00,          // VT
+	0x00,          // FF
+	0x00,          // CR
+	0x00,          // SO
+	0x00,          // SI
+	0x00,          // DEL
+	0x00,          // DC1
+	0x00,          // DC2
+	0x00,          // DC3
+	0x00,          // DC4
+	0x00,          // NAK
+	0x00,          // SYN
+	0x00,          // ETB
+	0x00,          // CAN
+	0x00,          // EM
+	0x00,          // SUB
+	0x00,          // ESC
+	0x00,          // FS
+	0x00,          // GS
+	0x00,          // RS
+	0x00,          // US
+
+	0x2c,          // ' '
+	0x1e|SHIFT,    // !
+	0x1f|SHIFT,    // "
+	0x20|SHIFT,    // #
+	0x21|ALT_GR,   // $
+	0x22|SHIFT,    // %
+	0x23|SHIFT,    // &
+	0x31,          // '
+	0x25|SHIFT,    // (
+	0x26|SHIFT,    // )
+	0x31|SHIFT,    // *
+	0x2d,          // +
+	0x36,          // ,
+	0x38,          // -
+	0x37,          // .
+	0x24|SHIFT,    // /
+	0x27,          // 0
+	0x1e,          // 1
+	0x1f,          // 2
+	0x20,          // 3
+	0x21,          // 4
+	0x22,          // 5
+	0x23,          // 6
+	0x24,          // 7
+	0x25,          // 8
+	0x26,          // 9
+	0x37|SHIFT,    // :
+	0x36|SHIFT,    // ;
+	0x32,          // <
+	0x27|SHIFT,    // =
+	0x32|SHIFT,    // >
+	0x2d|SHIFT,    // ?
+	0x1f|ALT_GR,   // @
+	0x04|SHIFT,    // A
+	0x05|SHIFT,    // B
+	0x06|SHIFT,    // C
+	0x07|SHIFT,    // D
+	0x08|SHIFT,    // E
+	0x09|SHIFT,    // F
+	0x0a|SHIFT,    // G
+	0x0b|SHIFT,    // H
+	0x0c|SHIFT,    // I
+	0x0d|SHIFT,    // J
+	0x0e|SHIFT,    // K
+	0x0f|SHIFT,    // L
+	0x10|SHIFT,    // M
+	0x11|SHIFT,    // N
+	0x12|SHIFT,    // O
+	0x13|SHIFT,    // P
+	0x14|SHIFT,    // Q
+	0x15|SHIFT,    // R
+	0x16|SHIFT,    // S
+	0x17|SHIFT,    // T
+	0x18|SHIFT,    // U
+	0x19|SHIFT,    // V
+	0x1a|SHIFT,    // W
+	0x1b|SHIFT,    // X
+	0x1c|SHIFT,    // Y
+	0x1d|SHIFT,    // Z
+	0x25|ALT_GR,   // [
+	0x32|ALT_GR,   // bslash
+	0x26|ALT_GR,   // ]
+	0x00,          // ^  not supported (requires dead key + space)
+	0x38|SHIFT,    // _
+	0x00,          // `  not supported (requires dead key + space)
+	0x04,          // a
+	0x05,          // b
+	0x06,          // c
+	0x07,          // d
+	0x08,          // e
+	0x09,          // f
+	0x0a,          // g
+	0x0b,          // h
+	0x0c,          // i
+	0x0d,          // j
+	0x0e,          // k
+	0x0f,          // l
+	0x10,          // m
+	0x11,          // n
+	0x12,          // o
+	0x13,          // p
+	0x14,          // q
+	0x15,          // r
+	0x16,          // s
+	0x17,          // t
+	0x18,          // u
+	0x19,          // v
+	0x1a,          // w
+	0x1b,          // x
+	0x1c,          // y
+	0x1d,          // z
+	0x24|ALT_GR,   // {
+	0x2e|ALT_GR,   // |
+	0x27|ALT_GR,   // }
+	0x00,          // ~  not supported (requires dead key + space)
+	0x00           // DEL
+};

src/Keyboard_da_DK.h

@@ -0,0 +1,44 @@
+/*
+  Keyboard_da_DK.h
+
+  Copyright (c) 2021, Peter John
+
+  This library is free software; you can redistribute it and/or
+  modify it under the terms of the GNU Lesser General Public
+  License as published by the Free Software Foundation; either
+  version 2.1 of the License, or (at your option) any later version.
+
+  This library is distributed in the hope that it will be useful,
+  but WITHOUT ANY WARRANTY; without even the implied warranty of
+  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+  Lesser General Public License for more details.
+
+  You should have received a copy of the GNU Lesser General Public
+  License along with this library; if not, write to the Free Software
+  Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
+*/
+
+#ifndef KEYBOARD_DA_DK_h
+#define KEYBOARD_DA_DK_h
+
+#include "HID.h"
+
+#if !defined(_USING_HID)
+
+#warning "Using legacy HID core (non pluggable)"
+
+#else
+
+//================================================================================
+//================================================================================
+//  Keyboard
+
+// DA_DK keys
+#define KEY_A_RING        (136+0x2f)
+#define KEY_SLASHED_O     (136+0x34)
+#define KEY_ASH           (136+0x33)
+#define KEY_UMLAUT        (136+0x30)
+#define KEY_ACUTE_ACC     (136+0x2e)
+
+#endif
+#endif