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- /* tutorial_4b_split_keyboard_with_shift_registers.ino
- Tested on Teensy LC and two 74HC165 shift registers.
-
- Controller Two shift registers daisy chained
- | Left |**0**| | Right |**0**|**1**|**2**|**3**|**4**|**5**|**6**|
- |:-----:|-----| |:-----:|-----|-----|-----|-----|-----|-----|-----|
- | **0** | x | | **0** | 0 | 1 | 2 | 3 | 4 | 5 | 6 |
- | **1** | y | | **1** | a | b | c | d | e | f | g |
- */
- // ################## GLOBAL ###################
- // ================= INCLUDES ==================
- #include <ScanDelay.h>
- #include <Code_Sc.h>
-
- //Left matrix
- #include <Scanner_uC.h>
- #include <Row.h>
-
- //Right matrix
- #include <Scanner_ShiftRegsPISOSingleRow.h>
-
- // =============== CONFIGURATION ===============
- ScanDelay scanDelay(9000);
-
- // =================== CODES ===================
- Code_Sc s_a(KEY_A);
- Code_Sc s_b(KEY_B);
- Code_Sc s_c(KEY_C);
- Code_Sc s_d(KEY_D);
- Code_Sc s_e(KEY_E);
- Code_Sc s_f(KEY_F);
- Code_Sc s_g(KEY_G);
-
- Code_Sc s_x(KEY_X);
- Code_Sc s_y(KEY_Y);
-
- Code_Sc s_0(KEY_0);
- Code_Sc s_1(KEY_1);
- Code_Sc s_2(KEY_2);
- Code_Sc s_3(KEY_3);
- Code_Sc s_4(KEY_4);
- Code_Sc s_5(KEY_5);
- Code_Sc s_6(KEY_6);
-
- // ================= SCANNERS ==================
- // --------------- LEFT SCANNER ----------------
- uint8_t readPins_L[] = {14};
- uint8_t readPinCount_L = sizeof(readPins_L)/sizeof(*readPins_L);
-
- Scanner_uC scanner_L(LOW, readPins_L, readPinCount_L); //active LOW
-
- /* --------------- RIGHT SCANNER ---------------
- use slaveSelect pin SS (Arduino pin 10) for fastest scan
- */
- Scanner_ShiftRegsPISOSingleRow scanner_R(HIGH, SS, 2); //active HIGH
-
- // =================== ROWS ====================
- // ----------------- LEFT ROWS -----------------
- Key* ptrsKeys_L0[] = { &s_x };
- uint8_t KEY_COUNT_L0 = sizeof(ptrsKeys_L0)/sizeof(*ptrsKeys_L0);
- Row row_L0(scanner_L, 0, ptrsKeys_L0, KEY_COUNT_L0);
-
- Key* ptrsKeys_L1[] = { &s_y };
- uint8_t KEY_COUNT_L1 = sizeof(ptrsKeys_L1)/sizeof(*ptrsKeys_L1);
- Row row_L1(scanner_L, 1, ptrsKeys_L1, KEY_COUNT_L1);
-
- // ----------------- RIGHT ROWS ----------------
- Key* ptrsKeys_R0[] = { &s_6, &s_5, &s_4, &s_3, //shift register on right
- &s_c, &s_d, &s_e, &s_f,
- &s_2, &s_1, &s_0, &s_g, //shift register on left
- &s_a, &s_b }; //unused input pins are grounded
- Row row_R0(scanner_R, 0, ptrsKeys_R0, sizeof(ptrsKeys_R0)/sizeof(*ptrsKeys_R0));
-
- // ################### MAIN ####################
- void setup()
- {
- Keyboard.begin();
- scanner_R.begin();
- }
-
- void loop()
- {
- //left matrix
- row_L0.process();
- row_L1.process();
-
- //right matrix
- row_R0.process();
-
- scanDelay.delay();
- }
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