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- /* keybrd_3c_sublayerNull.ino
-
- This sketch:
- is firmware for layout with 2 layers plus 1 sublayer.
- runs on the first three columns of a breadboard keyboard
-
- | Layout | **0** | **1** | **2** |
- |:------:|:-----:|:-----:|:-----:|
- | **0** | a - 1 | b = | c Num |
- | **1** | Alpha | Sym | Enter |
-
- */
- // ################## GLOBAL ###################
- // ================= INCLUDES ==================
- //Keys
- #include <Code_Sc.h>
- #include <Code_Null.h>
- #include <LayerState.h>
- #include <Code_LayerLock.h>
- #include <Code_LayerHold.h>
- #include <Key_LayeredKeys.h>
-
- //Matrix
- #include <Row.h>
- #include <Scanner_uC.h>
- #include <ScanDelay.h>
-
- // ============ SPEED CONFIGURATION ============
- ScanDelay scanDelay(9000);
-
- // ================== SCANNER ==================
- uint8_t readPins[] = {14, 15, 16};
- uint8_t readPinCount = sizeof(readPins)/sizeof(*readPins);
-
- Scanner_uC scanner(LOW, readPins, readPinCount);
-
- // =================== CODES ===================
- /* ---------------- LAYER CODE -----------------
- One LayerState object manages all 3 layers.
- */
- enum layerIds { ALPHA, SYM, NUM };
-
- LayerState layerState;
-
- Code_LayerLock l_normal(ALPHA, layerState);
- Code_LayerLock l_sym(SYM, layerState);
- Code_LayerHold l_num(NUM, layerState);
-
- LayerStateInterface& Key_LayeredKeys::refLayerState = layerState;
-
- // ---------------- SCAN CODES -----------------
- Code_Sc s_a(KEY_A);
- Code_Sc s_b(KEY_B);
- Code_Sc s_c(KEY_C);
-
- Code_Sc s_minus(KEY_MINUS);
- Code_Sc s_equal(KEY_EQUAL);
- Code_Sc s_enter(KEY_ENTER);
-
- Code_Sc s_1(KEY_1);
- Code_Null code_null;
-
- /* =================== KEYS ====================
- When a Key_LayeredKeys is pressed, layerState returns the active layerId,
- which could be any of the layerIds in l_normal, l_sym, l_num.
-
- The layout has one key with 3 layers, and two keys with 2 layers.
- But the layer scheme has 3 layers for all three keys.
- The extra layers are filled with duplicate codes and null codes.
- */
- Key* const ptrsKeys_00[] = { &s_a, &s_minus, &s_1 };
- Key_LayeredKeys k_00(ptrsKeys_00);
-
- /*
- s_equal is duplicated in layer 2.
- */
- Key* const ptrsKeys_01[] = { &s_b, &s_equal, &s_equal };
- Key_LayeredKeys k_01(ptrsKeys_01);
-
- /*
- code_null occupies layer 2. Class Code_Null doesn't do anything. It is useful for blank codes.
- Remember to fill all layers with codes.
- If the code_null were omitted from the array, dereferencing ptrsKeys_02[2] could cause a crash.
- */
- Key* const ptrsKeys_02[] = { &s_c, &l_num, &code_null };
- Key_LayeredKeys k_02(ptrsKeys_02);
-
- // =================== ROWS ====================
- Key* const ptrsKeys_0[] = { &k_00, &k_01, &k_02 };
- uint8_t keyCount_0 = sizeof(ptrsKeys_0)/sizeof(*ptrsKeys_0);
- Row row_0(scanner, 0, ptrsKeys_0, keyCount_0);
-
- Key* const ptrsKeys_1[] = { &l_normal, &l_sym, &s_enter };
- uint8_t keyCount_1 = sizeof(ptrsKeys_1)/sizeof(*ptrsKeys_1);
- Row row_1(scanner, 1, ptrsKeys_1, keyCount_1);
-
- // ################### MAIN ####################
- void setup()
- {
- Keyboard.begin();
- }
-
- void loop()
- {
- row_0.process();
- row_1.process();
- scanDelay.delay();
- }
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