Initial MatrixARM implementation

[kiibohd-controller.git] / Scan / MD1 / matrix.h

diff --git a/Scan/MD1/matrix.h b/Scan/MD1/matrix.h
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+/* Copyright (C) 2014 by Jacob Alexander
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+ * THE SOFTWARE.
+ */
+
+#ifndef __MATRIX_H
+#define __MATRIX_H
+
+// ----- Macros -----
+
+// Convenience Macros
+#define gpio( port, pin ) { Port_##port, Pin_##pin }
+#define Matrix_colsNum sizeof( Matrix_cols ) / sizeof( GPIO_Pin )
+#define Matrix_rowsNum sizeof( Matrix_rows ) / sizeof( GPIO_Pin )
+#define Matrix_maxKeys sizeof( Matrix_scanArray ) / sizeof( KeyState )
+
+
+
+// ----- Matrix Definition -----
+
+// Freescale ARM MK20's support GPIO PTA, PTB, PTC, PTD and PTE 0..31
+// Not all chips have access to all of these pins (most don't have 160 pins :P)
+//
+// NOTE:
+// Before using a pin, make sure it supports being a GPIO *and* doesn't have a default pull-up/pull-down
+// Checking this is completely on the ownness of the user
+
+// MD1
+//
+// Columns (Strobe)
+//  PTB0..3,16,17
+//  PTC4,5
+//  PTD0
+//
+// Rows (Sense)
+//  PTD1..7
+
+// Debounce threshold
+#define DEBOUNCE_THRESHOLD 32
+
+// Define Rows (Sense) and Columns (Strobes)
+GPIO_Pin Matrix_cols[] = { gpio(B,0), gpio(B,1), gpio(B,2), gpio(B,3), gpio(B,16), gpio(B,17), gpio(C,4), gpio(C,5) };
+GPIO_Pin Matrix_rows[] = { gpio(D,1), gpio(D,2), gpio(D,3), gpio(D,4), gpio(D,5), gpio(D,6), gpio(D,7) };
+
+// Define type of scan matrix
+Config Matrix_type = Config_Pullup;
+
+
+#endif // __MATRIX_H
+