From 8a330b33ff41ffc1ec3f8fa39722e93115ea3f0f Mon Sep 17 00:00:00 2001 From: Legonut Date: Tue, 4 Dec 2018 21:15:52 -0500 Subject: 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 * 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 --- keyboards/sol/common/glcdfont.c | 244 +++++++++++++++++++++++++++++ keyboards/sol/common/knob_v2.c | 71 +++++++++ keyboards/sol/common/knob_v2.h | 28 ++++ keyboards/sol/common/ssd1306.c | 329 ++++++++++++++++++++++++++++++++++++++++ keyboards/sol/common/ssd1306.h | 92 +++++++++++ 5 files changed, 764 insertions(+) create mode 100644 keyboards/sol/common/glcdfont.c create mode 100644 keyboards/sol/common/knob_v2.c create mode 100644 keyboards/sol/common/knob_v2.h create mode 100644 keyboards/sol/common/ssd1306.c create mode 100644 keyboards/sol/common/ssd1306.h (limited to 'keyboards/sol/common') 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 + #include +#elif defined(ESP8266) + #include +#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 +#include +#include + +#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 +#include "print.h" +#ifndef LOCAL_GLCDFONT +#include "common/glcdfont.c" +#else +#include +#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 +#include +#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 -- cgit v1.2.3