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authorLegonut <legonut3@gmail.com>2018-12-04 21:15:52 -0500
committerDrashna Jaelre <drashna@live.com>2018-12-04 18:15:52 -0800
commit8a330b33ff41ffc1ec3f8fa39722e93115ea3f0f (patch)
tree3ef91766a6063422fb7cd884c377959fa6b2ab39 /keyboards/sol/common
parent6d0dc910d92bc381d3cce9ea712aa47ae40ddf15 (diff)
Keyboard: Add new keyboard "Sol" from RGBKB (#4497)
* Add final RGBKB Sol firmware * Apply suggestions from code review Apply most of the changes noroadsleft has suggested Co-Authored-By: Legonut <legonut3@gmail.com> * Cleanup readme * Cleanup keymaps per @noroadslefts suggestions * Remove eeproms, use set_single_persistent_default_layer * Suggestions from @noroadsleft and @drashna some small cleanup * Change RGB_SMOD to RGB_RMOD * fix RGB_SMOD * Apply suggestions from code review Remove redundant lines Co-Authored-By: Legonut <legonut3@gmail.com>
Diffstat (limited to 'keyboards/sol/common')
-rw-r--r--keyboards/sol/common/glcdfont.c244
-rw-r--r--keyboards/sol/common/knob_v2.c71
-rw-r--r--keyboards/sol/common/knob_v2.h28
-rw-r--r--keyboards/sol/common/ssd1306.c329
-rw-r--r--keyboards/sol/common/ssd1306.h92
5 files changed, 764 insertions, 0 deletions
diff --git a/keyboards/sol/common/glcdfont.c b/keyboards/sol/common/glcdfont.c
new file mode 100644
index 0000000000..89665ba074
--- /dev/null
+++ b/keyboards/sol/common/glcdfont.c
@@ -0,0 +1,244 @@
+// This is the 'classic' fixed-space bitmap font for Adafruit_GFX since 1.0.
+// See gfxfont.h for newer custom bitmap font info.
+
+#ifndef FONT5X7_H
+#define FONT5X7_H
+
+#ifdef __AVR__
+ #include <avr/io.h>
+ #include <avr/pgmspace.h>
+#elif defined(ESP8266)
+ #include <pgmspace.h>
+#else
+ #define PROGMEM
+#endif
+
+// Standard ASCII 5x7 font
+
+static const unsigned char font[] PROGMEM = {
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x3E, 0x5B, 0x4F, 0x5B, 0x3E, 0x00,
+ 0x3E, 0x6B, 0x4F, 0x6B, 0x3E, 0x00,
+ 0x1C, 0x3E, 0x7C, 0x3E, 0x1C, 0x00,
+ 0x18, 0x3C, 0x7E, 0x3C, 0x18, 0x00,
+ 0x1C, 0x57, 0x7D, 0x57, 0x1C, 0x00,
+ 0x1C, 0x5E, 0x7F, 0x5E, 0x1C, 0x00,
+ 0x00, 0x18, 0x3C, 0x18, 0x00, 0x00,
+ 0xFF, 0xE7, 0xC3, 0xE7, 0xFF, 0x00,
+ 0x00, 0x18, 0x24, 0x18, 0x00, 0x00,
+ 0xFF, 0xE7, 0xDB, 0xE7, 0xFF, 0x00,
+ 0x30, 0x48, 0x3A, 0x06, 0x0E, 0x00,
+ 0x26, 0x29, 0x79, 0x29, 0x26, 0x00,
+ 0x40, 0x7F, 0x05, 0x05, 0x07, 0x00,
+ 0x40, 0x7F, 0x05, 0x25, 0x3F, 0x00,
+ 0x5A, 0x3C, 0xE7, 0x3C, 0x5A, 0x00,
+ 0x7F, 0x3E, 0x1C, 0x1C, 0x08, 0x00,
+ 0x08, 0x1C, 0x1C, 0x3E, 0x7F, 0x00,
+ 0x14, 0x22, 0x7F, 0x22, 0x14, 0x00,
+ 0x5F, 0x5F, 0x00, 0x5F, 0x5F, 0x00,
+ 0x06, 0x09, 0x7F, 0x01, 0x7F, 0x00,
+ 0x00, 0x66, 0x89, 0x95, 0x6A, 0x00,
+ 0x60, 0x60, 0x60, 0x60, 0x60, 0x00,
+ 0x94, 0xA2, 0xFF, 0xA2, 0x94, 0x00,
+ 0x08, 0x04, 0x7E, 0x04, 0x08, 0x00,
+ 0x10, 0x20, 0x7E, 0x20, 0x10, 0x00,
+ 0x08, 0x08, 0x2A, 0x1C, 0x08, 0x00,
+ 0x08, 0x1C, 0x2A, 0x08, 0x08, 0x00,
+ 0x1E, 0x10, 0x10, 0x10, 0x10, 0x00,
+ 0x0C, 0x1E, 0x0C, 0x1E, 0x0C, 0x00,
+ 0x30, 0x38, 0x3E, 0x38, 0x30, 0x00,
+ 0x06, 0x0E, 0x3E, 0x0E, 0x06, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x5F, 0x00, 0x00, 0x00,
+ 0x00, 0x07, 0x00, 0x07, 0x00, 0x00,
+ 0x14, 0x7F, 0x14, 0x7F, 0x14, 0x00,
+ 0x24, 0x2A, 0x7F, 0x2A, 0x12, 0x00,
+ 0x23, 0x13, 0x08, 0x64, 0x62, 0x00,
+ 0x36, 0x49, 0x56, 0x20, 0x50, 0x00,
+ 0x00, 0x08, 0x07, 0x03, 0x00, 0x00,
+ 0x00, 0x1C, 0x22, 0x41, 0x00, 0x00,
+ 0x00, 0x41, 0x22, 0x1C, 0x00, 0x00,
+ 0x2A, 0x1C, 0x7F, 0x1C, 0x2A, 0x00,
+ 0x08, 0x08, 0x3E, 0x08, 0x08, 0x00,
+ 0x00, 0x80, 0x70, 0x30, 0x00, 0x00,
+ 0x08, 0x08, 0x08, 0x08, 0x08, 0x00,
+ 0x00, 0x00, 0x60, 0x60, 0x00, 0x00,
+ 0x20, 0x10, 0x08, 0x04, 0x02, 0x00,
+ 0x3E, 0x51, 0x49, 0x45, 0x3E, 0x00,
+ 0x00, 0x42, 0x7F, 0x40, 0x00, 0x00,
+ 0x72, 0x49, 0x49, 0x49, 0x46, 0x00,
+ 0x21, 0x41, 0x49, 0x4D, 0x33, 0x00,
+ 0x18, 0x14, 0x12, 0x7F, 0x10, 0x00,
+ 0x27, 0x45, 0x45, 0x45, 0x39, 0x00,
+ 0x3C, 0x4A, 0x49, 0x49, 0x31, 0x00,
+ 0x41, 0x21, 0x11, 0x09, 0x07, 0x00,
+ 0x36, 0x49, 0x49, 0x49, 0x36, 0x00,
+ 0x46, 0x49, 0x49, 0x29, 0x1E, 0x00,
+ 0x00, 0x00, 0x14, 0x00, 0x00, 0x00,
+ 0x00, 0x40, 0x34, 0x00, 0x00, 0x00,
+ 0x00, 0x08, 0x14, 0x22, 0x41, 0x00,
+ 0x14, 0x14, 0x14, 0x14, 0x14, 0x00,
+ 0x00, 0x41, 0x22, 0x14, 0x08, 0x00,
+ 0x02, 0x01, 0x59, 0x09, 0x06, 0x00,
+ 0x3E, 0x41, 0x5D, 0x59, 0x4E, 0x00,
+ 0x7C, 0x12, 0x11, 0x12, 0x7C, 0x00,
+ 0x7F, 0x49, 0x49, 0x49, 0x36, 0x00,
+ 0x3E, 0x41, 0x41, 0x41, 0x22, 0x00,
+ 0x7F, 0x41, 0x41, 0x41, 0x3E, 0x00,
+ 0x7F, 0x49, 0x49, 0x49, 0x41, 0x00,
+ 0x7F, 0x09, 0x09, 0x09, 0x01, 0x00,
+ 0x3E, 0x41, 0x41, 0x51, 0x73, 0x00,
+ 0x7F, 0x08, 0x08, 0x08, 0x7F, 0x00,
+ 0x00, 0x41, 0x7F, 0x41, 0x00, 0x00,
+ 0x20, 0x40, 0x41, 0x3F, 0x01, 0x00,
+ 0x7F, 0x08, 0x14, 0x22, 0x41, 0x00,
+ 0x7F, 0x40, 0x40, 0x40, 0x40, 0x00,
+ 0x7F, 0x02, 0x1C, 0x02, 0x7F, 0x00,
+ 0x7F, 0x04, 0x08, 0x10, 0x7F, 0x00,
+ 0x3E, 0x41, 0x41, 0x41, 0x3E, 0x00,
+ 0x7F, 0x09, 0x09, 0x09, 0x06, 0x00,
+ 0x3E, 0x41, 0x51, 0x21, 0x5E, 0x00,
+ 0x7F, 0x09, 0x19, 0x29, 0x46, 0x00,
+ 0x26, 0x49, 0x49, 0x49, 0x32, 0x00,
+ 0x03, 0x01, 0x7F, 0x01, 0x03, 0x00,
+ 0x3F, 0x40, 0x40, 0x40, 0x3F, 0x00,
+ 0x1F, 0x20, 0x40, 0x20, 0x1F, 0x00,
+ 0x3F, 0x40, 0x38, 0x40, 0x3F, 0x00,
+ 0x63, 0x14, 0x08, 0x14, 0x63, 0x00,
+ 0x03, 0x04, 0x78, 0x04, 0x03, 0x00,
+ 0x61, 0x59, 0x49, 0x4D, 0x43, 0x00,
+ 0x00, 0x7F, 0x41, 0x41, 0x41, 0x00,
+ 0x02, 0x04, 0x08, 0x10, 0x20, 0x00,
+ 0x00, 0x41, 0x41, 0x41, 0x7F, 0x00,
+ 0x04, 0x02, 0x01, 0x02, 0x04, 0x00,
+ 0x40, 0x40, 0x40, 0x40, 0x40, 0x00,
+ 0x00, 0x03, 0x07, 0x08, 0x00, 0x00,
+ 0x20, 0x54, 0x54, 0x78, 0x40, 0x00,
+ 0x7F, 0x28, 0x44, 0x44, 0x38, 0x00,
+ 0x38, 0x44, 0x44, 0x44, 0x28, 0x00,
+ 0x38, 0x44, 0x44, 0x28, 0x7F, 0x00,
+ 0x38, 0x54, 0x54, 0x54, 0x18, 0x00,
+ 0x00, 0x08, 0x7E, 0x09, 0x02, 0x00,
+ 0x18, 0xA4, 0xA4, 0x9C, 0x78, 0x00,
+ 0x7F, 0x08, 0x04, 0x04, 0x78, 0x00,
+ 0x00, 0x44, 0x7D, 0x40, 0x00, 0x00,
+ 0x20, 0x40, 0x40, 0x3D, 0x00, 0x00,
+ 0x7F, 0x10, 0x28, 0x44, 0x00, 0x00,
+ 0x00, 0x41, 0x7F, 0x40, 0x00, 0x00,
+ 0x7C, 0x04, 0x78, 0x04, 0x78, 0x00,
+ 0x7C, 0x08, 0x04, 0x04, 0x78, 0x00,
+ 0x38, 0x44, 0x44, 0x44, 0x38, 0x00,
+ 0xFC, 0x18, 0x24, 0x24, 0x18, 0x00,
+ 0x18, 0x24, 0x24, 0x18, 0xFC, 0x00,
+ 0x7C, 0x08, 0x04, 0x04, 0x08, 0x00,
+ 0x48, 0x54, 0x54, 0x54, 0x24, 0x00,
+ 0x04, 0x04, 0x3F, 0x44, 0x24, 0x00,
+ 0x3C, 0x40, 0x40, 0x20, 0x7C, 0x00,
+ 0x1C, 0x20, 0x40, 0x20, 0x1C, 0x00,
+ 0x3C, 0x40, 0x30, 0x40, 0x3C, 0x00,
+ 0x44, 0x28, 0x10, 0x28, 0x44, 0x00,
+ 0x4C, 0x90, 0x90, 0x90, 0x7C, 0x00,
+ 0x44, 0x64, 0x54, 0x4C, 0x44, 0x00,
+ 0x00, 0x08, 0x36, 0x41, 0x00, 0x00,
+ 0x00, 0x00, 0x77, 0x00, 0x00, 0x00,
+ 0x00, 0x41, 0x36, 0x08, 0x00, 0x00,
+ 0x02, 0x01, 0x02, 0x04, 0x02, 0x00,
+ 0x3C, 0x26, 0x23, 0x26, 0x3C, 0x00,
+ 0x03, 0x07, 0x1F, 0x7F, 0xFF, 0xFF,
+ 0xFE, 0xF8, 0xF0, 0xC0, 0x20, 0xF8,
+ 0xFE, 0xFF, 0xFE, 0x79, 0x27, 0x1F,
+ 0x7F, 0xFF, 0xFF, 0xFE, 0xF8, 0xF0,
+ 0xC0, 0x20, 0xF8, 0xFE, 0xFF, 0xFF,
+ 0x7F, 0x3F, 0x3F, 0x7F, 0xFF, 0xFE,
+ 0xF8, 0xF0, 0xC0, 0x00, 0x00, 0x00,
+ 0x00, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF,
+ 0xFF, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0xFF, 0x7F, 0x7F, 0x7F,
+ 0xBF, 0xBF, 0xC0, 0xC0, 0xC0, 0xE0,
+ 0xE0, 0xE0, 0xE0, 0xF0, 0xF0, 0xF0,
+ 0xF8, 0x78, 0x78, 0x7C, 0x3C, 0x3C,
+ 0xFE, 0xFE, 0xFE, 0xFF, 0xFF, 0xFF,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x80, 0x80,
+ 0xBF, 0xBF, 0xDF, 0xDF, 0xEF, 0xEF,
+ 0x00, 0x03, 0x07, 0x1F, 0x7F, 0xFF,
+ 0xFF, 0xFF, 0xFE, 0xF8, 0xE0, 0xC0,
+ 0xE0, 0xF8, 0xFE, 0xFF, 0xFF, 0xFF,
+ 0x7F, 0x1F, 0x07, 0x03, 0x00, 0x00,
+ 0xE0, 0xF0, 0xF0, 0xF0, 0xE0, 0xEC,
+ 0xEE, 0xF7, 0xF3, 0x70, 0x20, 0x00,
+ 0x7C, 0x7C, 0x7C, 0x7E, 0x00, 0x7E,
+ 0x7E, 0x7E, 0x7F, 0x7F, 0x7F, 0x00,
+ 0x00, 0x80, 0xC0, 0xE0, 0x7E, 0x5B,
+ 0x4F, 0x5B, 0xFE, 0xC0, 0x00, 0x00,
+ 0xC0, 0x00, 0xDC, 0xD7, 0xDE, 0xDE,
+ 0xDE, 0xD7, 0xDC, 0x00, 0xC0, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0xC1, 0xF3,
+ 0xCF, 0xBF, 0x7F, 0xFF, 0xFF, 0xFC,
+ 0xFB, 0xE7, 0x81, 0x00, 0x00, 0x00,
+ 0x00, 0x80, 0xE3, 0xCF, 0x3F, 0xFF,
+ 0xFF, 0xFF, 0xFC, 0xFB, 0xE7, 0x81,
+ 0x00, 0x00, 0x00, 0x00, 0x81, 0xE7,
+ 0xFF, 0xFF, 0xFF, 0xFF, 0x3C, 0x00,
+ 0x00, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF,
+ 0xFF, 0xF8, 0xF8, 0xFC, 0x7C, 0x7E,
+ 0x7E, 0x3E, 0xFE, 0xFF, 0xFF, 0xFF,
+ 0xFF, 0xFF, 0xF7, 0xF7, 0xF7, 0xFB,
+ 0xFB, 0x7D, 0x7D, 0x7D, 0xBE, 0xBE,
+ 0xBE, 0xDF, 0xDF, 0xE0, 0xE0, 0x00,
+ 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF,
+ 0x00, 0xFC, 0xFC, 0x7C, 0x7E, 0x7E,
+ 0x3E, 0x3E, 0x1F, 0x1F, 0x1F, 0x0F,
+ 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x81,
+ 0xE7, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF,
+ 0xFF, 0xFF, 0xFF, 0xFF, 0xE7, 0x81,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x0F, 0x1F, 0x3F, 0x7F, 0x7F, 0x7F,
+ 0x7F, 0x7F, 0x3F, 0x1E, 0x0C, 0x00,
+ 0x1F, 0x1F, 0x1F, 0x3F, 0x00, 0x3F,
+ 0x3F, 0x3F, 0x7F, 0x7F, 0x7F, 0x00,
+ 0x30, 0x7B, 0x7F, 0x78, 0x30, 0x20,
+ 0x20, 0x30, 0x78, 0x7F, 0x3B, 0x00,
+ 0x03, 0x00, 0x0F, 0x7F, 0x0F, 0x0F,
+ 0x0F, 0x7F, 0x0F, 0x00, 0x03, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x60, 0x70, 0x7C, 0x7F, 0x7F, 0x7F,
+ 0x7F, 0x1F, 0x06, 0x01, 0x03, 0x0F,
+ 0x3F, 0x7F, 0x7F, 0x7E, 0x7C, 0x7C,
+ 0x7E, 0x7F, 0x7F, 0x7F, 0x1F, 0x06,
+ 0x01, 0x07, 0x0F, 0x3F, 0x7F, 0x7F,
+ 0x7E, 0x7C, 0x7C, 0x7E, 0x7F, 0x7F,
+ 0x3F, 0x0F, 0x03, 0x00, 0x00, 0x00,
+ 0x00, 0x7F, 0x7F, 0x7F, 0x7F, 0x7F,
+ 0x7F, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x7F, 0x7F, 0x7F, 0x7F,
+ 0x7F, 0x7F, 0x7D, 0x7D, 0x3D, 0x3E,
+ 0x1E, 0x1F, 0x1F, 0x1F, 0x0F, 0x0F,
+ 0x07, 0x07, 0x07, 0x03, 0x03, 0x00,
+ 0x7F, 0x7F, 0x7F, 0x7F, 0x7F, 0x7F,
+ 0x7C, 0x7C, 0x7C, 0x7C, 0x7C, 0x7C,
+ 0x7C, 0x7C, 0x7C, 0x7C, 0x7C, 0x00,
+ 0x7F, 0x7F, 0x7F, 0x7F, 0x7F, 0x7F,
+ 0x00, 0x40, 0x70, 0x78, 0x7E, 0x7F,
+ 0x7F, 0x7F, 0x3F, 0x0F, 0x03, 0x01,
+ 0x03, 0x0F, 0x3F, 0x7F, 0x7F, 0x7F,
+ 0x7E, 0x78, 0x70, 0x40, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00
+};
+#endif // FONT5X7_H
diff --git a/keyboards/sol/common/knob_v2.c b/keyboards/sol/common/knob_v2.c
new file mode 100644
index 0000000000..f22f7c5d86
--- /dev/null
+++ b/keyboards/sol/common/knob_v2.c
@@ -0,0 +1,71 @@
+#include "knob_v2.h"
+
+bool knob_prev_a = false;
+static knob_report_t knob_report = {.dir = 0, .phase = 0};
+
+void knob_init(void) {
+ // I use pins D1 (ISR1) & D4 for a knob.
+
+ // Set pin mode for D4 as input.
+ DDRD &= ~(0UL << ENCODER_PIN_2);
+
+ // Enable internal pull-up for D4.
+ // This is done by "writing" 1 to a pin that has its mode set to input.
+ PORTD |= (1 << ENCODER_PIN_2);
+
+ // Enable interrupt for D1
+ // For more info on the below flags see this awesome section 11.1 (pages 89-90) here:
+ // https://cdn-shop.adafruit.com/datasheets/atmel-7766-8-bit-avr-atmega16u4-32u4_datasheet.pdf
+ // Set pin mode & pull-up.
+ DDRD &= ~(0UL << ENCODER_PIN_1);
+ PORTD |= (1UL << ENCODER_PIN_1);
+
+ // INT: 33221100
+ EICRA |= 0b00010000; // 0b01 - any edge
+ // INT: 6 3210
+ EIMSK |= 0b00000100;
+}
+
+ISR(ENCODER_INT) {
+ bool a = PIND & (1 << ENCODER_PIN_1);
+
+ if (knob_prev_a != a) {
+ // "A" channel has REALLY changed.
+ knob_report.phase = a;
+ knob_prev_a = a;
+ bool b = PIND & (1 << ENCODER_PIN_2);
+ if (a == b) {
+ // Halfway through CCW rotation (A == B)
+ //
+ // +---YOU ARE HERE (A=1, B=1)
+ // | +---OR HERE (A=0, B=0)
+ // | |
+ // v v
+ // A: _____/^^^^^\__
+ // B: __/^^^^^\_____
+ knob_report.dir++;
+ } else {
+ // Halfway through CW rotation (A != B)
+ //
+ // +---YOU ARE HERE (A=1, B=0)
+ // | +---OR HERE (A=0, B=1)
+ // | |
+ // v v
+ // A: _____/^^^^^\_____
+ // B: ________/^^^^^\__
+ knob_report.dir--;
+ }
+ }
+}
+
+knob_report_t knob_report_read(void) {
+ // Return knob report.
+ return knob_report;
+}
+
+void knob_report_reset(void) {
+ // Call this ASAP once you've processed the previous knob report.
+ // TODO: This should probably be called within `knob_report_read`.
+ knob_report.dir = 0;
+ knob_report.phase = 0;
+}
diff --git a/keyboards/sol/common/knob_v2.h b/keyboards/sol/common/knob_v2.h
new file mode 100644
index 0000000000..45196eb1a6
--- /dev/null
+++ b/keyboards/sol/common/knob_v2.h
@@ -0,0 +1,28 @@
+// Rotary knob implementation - Version 2.
+// Uses 2 digital pins - D2 (via interrupt) & D6.
+// #include "rev1.h"
+#include <avr/io.h>
+#include <avr/interrupt.h>
+#include <stdbool.h>
+
+#ifndef ENCODER_PIN_1
+ #define ENCODER_PIN_1 PD2
+#endif
+#ifndef ENCODER_PIN_2
+ #define ENCODER_PIN_2 PD6
+#endif
+#ifndef ENCODER_INT
+ #define ENCODER_INT INT2_vect
+#endif
+
+typedef struct knob_report_t {
+ int8_t dir; // Contains number of rotations that happened
+ int8_t phase; // Contains 0 if last rotation happened on 90 degrees, 1 if on 270
+} knob_report_t;
+
+void knob_init(void);
+knob_report_t knob_report_read(void);
+void knob_report_reset(void);
+
+bool knob_prev_a;
+int8_t knob_dir;
diff --git a/keyboards/sol/common/ssd1306.c b/keyboards/sol/common/ssd1306.c
new file mode 100644
index 0000000000..b3e55a67c2
--- /dev/null
+++ b/keyboards/sol/common/ssd1306.c
@@ -0,0 +1,329 @@
+#ifdef SSD1306OLED
+
+#include "ssd1306.h"
+#include "i2c.h"
+#include <string.h>
+#include "print.h"
+#ifndef LOCAL_GLCDFONT
+#include "common/glcdfont.c"
+#else
+#include <helixfont.h>
+#endif
+#ifdef ADAFRUIT_BLE_ENABLE
+#include "adafruit_ble.h"
+#endif
+#ifdef PROTOCOL_LUFA
+#include "lufa.h"
+#endif
+#include "sendchar.h"
+#include "timer.h"
+
+// Set this to 1 to help diagnose early startup problems
+// when testing power-on with ble. Turn it off otherwise,
+// as the latency of printing most of the debug info messes
+// with the matrix scan, causing keys to drop.
+#define DEBUG_TO_SCREEN 0
+
+//static uint16_t last_battery_update;
+//static uint32_t vbat;
+//#define BatteryUpdateInterval 10000 /* milliseconds */
+#define ScreenOffInterval 300000 /* milliseconds */
+#if DEBUG_TO_SCREEN
+static uint8_t displaying;
+#endif
+static uint16_t last_flush;
+
+// Write command sequence.
+// Returns true on success.
+static inline bool _send_cmd1(uint8_t cmd) {
+ bool res = false;
+
+ if (i2c_start_write(SSD1306_ADDRESS)) {
+ xprintf("failed to start write to %d\n", SSD1306_ADDRESS);
+ goto done;
+ }
+
+ if (i2c_master_write(0x0 /* command byte follows */)) {
+ print("failed to write control byte\n");
+
+ goto done;
+ }
+
+ if (i2c_master_write(cmd)) {
+ xprintf("failed to write command %d\n", cmd);
+ goto done;
+ }
+ res = true;
+done:
+ i2c_master_stop();
+ return res;
+}
+
+// Write 2-byte command sequence.
+// Returns true on success
+static inline bool _send_cmd2(uint8_t cmd, uint8_t opr) {
+ if (!_send_cmd1(cmd)) {
+ return false;
+ }
+ return _send_cmd1(opr);
+}
+
+// Write 3-byte command sequence.
+// Returns true on success
+static inline bool _send_cmd3(uint8_t cmd, uint8_t opr1, uint8_t opr2) {
+ if (!_send_cmd1(cmd)) {
+ return false;
+ }
+ if (!_send_cmd1(opr1)) {
+ return false;
+ }
+ return _send_cmd1(opr2);
+}
+
+#define send_cmd1(c) if (!_send_cmd1(c)) {goto done;}
+#define send_cmd2(c,o) if (!_send_cmd2(c,o)) {goto done;}
+#define send_cmd3(c,o1,o2) if (!_send_cmd3(c,o1,o2)) {goto done;}
+
+static void clear_display(void) {
+ matrix_clear(&display);
+
+ // Clear all of the display bits (there can be random noise
+ // in the RAM on startup)
+ send_cmd3(PageAddr, 0, (DisplayHeight / 8) - 1);
+ send_cmd3(ColumnAddr, 0, DisplayWidth - 1);
+
+ if (i2c_start_write(SSD1306_ADDRESS)) {
+ goto done;
+ }
+ if (i2c_master_write(0x40)) {
+ // Data mode
+ goto done;
+ }
+ for (uint8_t row = 0; row < MatrixRows; ++row) {
+ for (uint8_t col = 0; col < DisplayWidth; ++col) {
+ i2c_master_write(0);
+ }
+ }
+
+ display.dirty = false;
+
+done:
+ i2c_master_stop();
+}
+
+#if DEBUG_TO_SCREEN
+#undef sendchar
+static int8_t capture_sendchar(uint8_t c) {
+ sendchar(c);
+ iota_gfx_write_char(c);
+
+ if (!displaying) {
+ iota_gfx_flush();
+ }
+ return 0;
+}
+#endif
+
+bool iota_gfx_init(bool rotate) {
+ bool success = false;
+
+ i2c_master_init();
+ send_cmd1(DisplayOff);
+ send_cmd2(SetDisplayClockDiv, 0x80);
+ send_cmd2(SetMultiPlex, DisplayHeight - 1);
+
+ send_cmd2(SetDisplayOffset, 0);
+
+
+ send_cmd1(SetStartLine | 0x0);
+ send_cmd2(SetChargePump, 0x14 /* Enable */);
+ send_cmd2(SetMemoryMode, 0 /* horizontal addressing */);
+
+ if(rotate){
+ // the following Flip the display orientation 180 degrees
+ send_cmd1(SegRemap);
+ send_cmd1(ComScanInc);
+ }else{
+ // Flips the display orientation 0 degrees
+ send_cmd1(SegRemap | 0x1);
+ send_cmd1(ComScanDec);
+ }
+
+ send_cmd2(SetComPins, 0x2);
+ send_cmd2(SetContrast, 0x8f);
+ send_cmd2(SetPreCharge, 0xf1);
+ send_cmd2(SetVComDetect, 0x40);
+ send_cmd1(DisplayAllOnResume);
+ send_cmd1(NormalDisplay);
+ send_cmd1(DeActivateScroll);
+ send_cmd1(DisplayOn);
+
+ send_cmd2(SetContrast, 0); // Dim
+
+ clear_display();
+
+ success = true;
+
+ iota_gfx_flush();
+
+#if DEBUG_TO_SCREEN
+ print_set_sendchar(capture_sendchar);
+#endif
+
+done:
+ return success;
+}
+
+bool iota_gfx_off(void) {
+ bool success = false;
+
+ send_cmd1(DisplayOff);
+ success = true;
+
+done:
+ return success;
+}
+
+bool iota_gfx_on(void) {
+ bool success = false;
+
+ send_cmd1(DisplayOn);
+ success = true;
+
+done:
+ return success;
+}
+
+void matrix_write_char_inner(struct CharacterMatrix *matrix, uint8_t c) {
+ *matrix->cursor = c;
+ ++matrix->cursor;
+
+ if (matrix->cursor - &matrix->display[0][0] == sizeof(matrix->display)) {
+ // We went off the end; scroll the display upwards by one line
+ memmove(&matrix->display[0], &matrix->display[1],
+ MatrixCols * (MatrixRows - 1));
+ matrix->cursor = &matrix->display[MatrixRows - 1][0];
+ memset(matrix->cursor, ' ', MatrixCols);
+ }
+}
+
+void matrix_write_char(struct CharacterMatrix *matrix, uint8_t c) {
+ matrix->dirty = true;
+
+ if (c == '\n') {
+ // Clear to end of line from the cursor and then move to the
+ // start of the next line
+ uint8_t cursor_col = (matrix->cursor - &matrix->display[0][0]) % MatrixCols;
+
+ while (cursor_col++ < MatrixCols) {
+ matrix_write_char_inner(matrix, ' ');
+ }
+ return;
+ }
+
+ matrix_write_char_inner(matrix, c);
+}
+
+void iota_gfx_write_char(uint8_t c) {
+ matrix_write_char(&display, c);
+}
+
+void matrix_write(struct CharacterMatrix *matrix, const char *data) {
+ const char *end = data + strlen(data);
+ while (data < end) {
+ matrix_write_char(matrix, *data);
+ ++data;
+ }
+}
+
+void iota_gfx_write(const char *data) {
+ matrix_write(&display, data);
+}
+
+void matrix_write_P(struct CharacterMatrix *matrix, const char *data) {
+ while (true) {
+ uint8_t c = pgm_read_byte(data);
+ if (c == 0) {
+ return;
+ }
+ matrix_write_char(matrix, c);
+ ++data;
+ }
+}
+
+void iota_gfx_write_P(const char *data) {
+ matrix_write_P(&display, data);
+}
+
+void matrix_clear(struct CharacterMatrix *matrix) {
+ memset(matrix->display, ' ', sizeof(matrix->display));
+ matrix->cursor = &matrix->display[0][0];
+ matrix->dirty = true;
+}
+
+void iota_gfx_clear_screen(void) {
+ matrix_clear(&display);
+}
+
+void matrix_render(struct CharacterMatrix *matrix) {
+ last_flush = timer_read();
+ iota_gfx_on();
+#if DEBUG_TO_SCREEN
+ ++displaying;
+#endif
+
+ // Move to the home position
+ send_cmd3(PageAddr, 0, MatrixRows - 1);
+ send_cmd3(ColumnAddr, 0, (MatrixCols * FontWidth) - 1);
+
+ if (i2c_start_write(SSD1306_ADDRESS)) {
+ goto done;
+ }
+ if (i2c_master_write(0x40)) {
+ // Data mode
+ goto done;
+ }
+
+ for (uint8_t row = 0; row < MatrixRows; ++row) {
+ for (uint8_t col = 0; col < MatrixCols; ++col) {
+ const uint8_t *glyph = font + (matrix->display[row][col] * FontWidth);
+
+ for (uint8_t glyphCol = 0; glyphCol < FontWidth; ++glyphCol) {
+ uint8_t colBits = pgm_read_byte(glyph + glyphCol);
+ i2c_master_write(colBits);
+ }
+
+ // 1 column of space between chars (it's not included in the glyph)
+ //i2c_master_write(0);
+ }
+ }
+
+ matrix->dirty = false;
+
+done:
+ i2c_master_stop();
+#if DEBUG_TO_SCREEN
+ --displaying;
+#endif
+}
+
+void iota_gfx_flush(void) {
+ matrix_render(&display);
+}
+
+__attribute__ ((weak))
+void iota_gfx_task_user(void) {
+}
+
+void iota_gfx_task(void) {
+ iota_gfx_task_user();
+
+ if (display.dirty) {
+ iota_gfx_flush();
+ }
+
+ if (timer_elapsed(last_flush) > ScreenOffInterval) {
+ iota_gfx_off();
+ }
+}
+#endif
diff --git a/keyboards/sol/common/ssd1306.h b/keyboards/sol/common/ssd1306.h
new file mode 100644
index 0000000000..77ce7c211a
--- /dev/null
+++ b/keyboards/sol/common/ssd1306.h
@@ -0,0 +1,92 @@
+#ifndef SSD1306_H
+#define SSD1306_H
+
+#include <stdbool.h>
+#include <stdio.h>
+#include "pincontrol.h"
+
+enum ssd1306_cmds {
+ DisplayOff = 0xAE,
+ DisplayOn = 0xAF,
+
+ SetContrast = 0x81,
+ DisplayAllOnResume = 0xA4,
+
+ DisplayAllOn = 0xA5,
+ NormalDisplay = 0xA6,
+ InvertDisplay = 0xA7,
+ SetDisplayOffset = 0xD3,
+ SetComPins = 0xda,
+ SetVComDetect = 0xdb,
+ SetDisplayClockDiv = 0xD5,
+ SetPreCharge = 0xd9,
+ SetMultiPlex = 0xa8,
+ SetLowColumn = 0x00,
+ SetHighColumn = 0x10,
+ SetStartLine = 0x40,
+
+ SetMemoryMode = 0x20,
+ ColumnAddr = 0x21,
+ PageAddr = 0x22,
+
+ ComScanInc = 0xc0,
+ ComScanDec = 0xc8,
+ SegRemap = 0xa0,
+ SetChargePump = 0x8d,
+ ExternalVcc = 0x01,
+ SwitchCapVcc = 0x02,
+
+ ActivateScroll = 0x2f,
+ DeActivateScroll = 0x2e,
+ SetVerticalScrollArea = 0xa3,
+ RightHorizontalScroll = 0x26,
+ LeftHorizontalScroll = 0x27,
+ VerticalAndRightHorizontalScroll = 0x29,
+ VerticalAndLeftHorizontalScroll = 0x2a,
+};
+
+// Controls the SSD1306 128x32 OLED display via i2c
+
+#ifndef SSD1306_ADDRESS
+#define SSD1306_ADDRESS 0x3C
+#endif
+
+#define DisplayHeight 32
+#define DisplayWidth 128
+
+#define FontHeight 8
+#define FontWidth 6
+
+#define MatrixRows (DisplayHeight / FontHeight)
+#define MatrixCols (DisplayWidth / FontWidth)
+
+struct CharacterMatrix {
+ uint8_t display[MatrixRows][MatrixCols];
+ uint8_t *cursor;
+ bool dirty;
+};
+
+struct CharacterMatrix display;
+
+bool iota_gfx_init(bool rotate);
+void iota_gfx_task(void);
+bool iota_gfx_off(void);
+bool iota_gfx_on(void);
+void iota_gfx_flush(void);
+void iota_gfx_write_char(uint8_t c);
+void iota_gfx_write(const char *data);
+void iota_gfx_write_P(const char *data);
+void iota_gfx_clear_screen(void);
+
+void iota_gfx_task_user(void);
+
+void matrix_clear(struct CharacterMatrix *matrix);
+void matrix_write_char_inner(struct CharacterMatrix *matrix, uint8_t c);
+void matrix_write_char(struct CharacterMatrix *matrix, uint8_t c);
+void matrix_write(struct CharacterMatrix *matrix, const char *data);
+void matrix_write_P(struct CharacterMatrix *matrix, const char *data);
+void matrix_render(struct CharacterMatrix *matrix);
+
+
+
+#endif