Starting to implement the Joystick library here

Still need to add debouncing and the logic to detect key presses
then I'll finish the thing

platformio.ini

@@ -12,10 +12,10 @@
 platform = atmelavr
 board = sparkfun_promicro16
 framework = arduino
-# upload_port = /dev/ttyACM0
 build_flags = -Wl,-Map=${BUILD_DIR}/${PROGNAME}.map
 extra_scripts = post:check.py
 max_ram = 2560
 max_ram_perc = 80
 max_flash = 28672
 max_flash_perc = 90
+lib_deps = mheironimus/Joystick@^2.1.1

src/main.cpp

@@ -4,9 +4,41 @@
  * them from the getgo
  */
 
+// The Matrix
+/* 
+ * 1 1 1 R3 F9 F10 F11 F12
+ * 1 1 1 R2 F5 F6  F7  F8
+ * 1 1 1 M1 F1 F2  F3  F4
+ * 1 1 1 m1 R1 r1  r2  r3
+ * 1 1 1 M2 T3 T4  T5  T6
+ * 1 1 1 m2 t3 t4  t5  t6
+ *
+ * Toggle Switches (On - Off - On):
+ * T -> up, t -> down.
+ * From left to right
+ *
+ * Toggle Switches (Hold On - Off - Hold On)
+ * M -> up, m -> down
+ * From left to right
+ *
+ * Puny Rotary Encoders Click:
+ * R1 - 3
+ * From left to right
+ *
+ * Chonky Rotary Encoder:
+ * R0 - 3
+ * Positions on the encoder
+ *
+ * F keys:
+ * F1 - F12
+ * Count them
+ *
+ */
+
 #include <Arduino.h>
 #include "595n.h"
 #include "165.h"
+#include <Joystick.h>
 
 // NOTES - 595N
 // On the board, the first output pin on the SR595 is Qb
@@ -26,7 +58,7 @@
 #define IN_P4 0b00000100
 #define IN_P5 0b00000010
 uint8_t rows[] = {IN_P0, IN_P1, IN_P2, IN_P3, IN_P4, IN_P5};
-size_t num_rows = sizeof(rows) / sizeof(rows[0]);
+const size_t NUM_ROWS = 6;
 
 // NOTES - 165
 #define OUT_PARALLEL_LOAD_IN  10 // PL - pin1  (Async Parallel Load In)
@@ -44,31 +76,50 @@ size_t num_rows = sizeof(rows) / sizeof(rows[0]);
 #define OUT_P3 0b11110111
 #define OUT_P4 0b11101111
 uint8_t cols[] = {OUT_P0, OUT_P1, OUT_P2, OUT_P3, OUT_P4};
-size_t num_cols = sizeof(cols) / sizeof(cols[0]);
+const size_t NUM_COLS = 5;
 
 SR595N input = NewSR595N(IN_SERIAL_PIN, IN_LATCH_PIN, IN_CLOCK_PIN);
 SR165 output = NewSR165(OUT_PARALLEL_LOAD_IN, OUT_CLOCK_ENABLE, 
                         OUT_CLOCK_IN, OUT_COMPLEMENTARY_OUT);
 
+#define JOYSTICK_BTN_COUNT 32
+#define JOYSTICK_HAT_COUNT 0
+Joystick_ Joystick(
+  JOYSTICK_DEFAULT_REPORT_ID,
+  JOYSTICK_TYPE_JOYSTICK,
+  JOYSTICK_BTN_COUNT, // Button count
+  JOYSTICK_HAT_COUNT, // Hat switch count
+  // no axes since this is just buttons
+  false, false, false, false, false,
+  false, false, false, false, false,
+  false
+);
+
 void setup() {
   Serial.begin(115200);
+
+  Joystick.begin();
+  for(int k = 0; k < JOYSTICK_BTN_COUNT; k++) {
+    Joystick.setButton(k, 0);
+  }
+
   SR595N_write(&input, 0b00000100);
 }
 
 void loop(void) {
-  uint8_t scanResults[num_rows];
+  uint8_t scanResults[NUM_ROWS];
 
-  for (size_t row = 0; row < num_rows ; row++) {
+  for (size_t row = 0; row < NUM_ROWS ; row++) {
     SR595N_write(&input, rows[row]);
     delayMicroseconds(5);
   
     scanResults[row] = SR165_read(&output);
   }
   
-  for(size_t row = 0; row < num_rows; row++) {
+  Serial.print("\033[2J\033[H");
+  for(size_t row = 0; row < NUM_ROWS; row++) {
     Serial.println(scanResults[row], BIN);
   }
-  // Serial.println(SR165_read(&output), BIN);
 
-  delay(5);
+  delay(35);
 }