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/*
* MIT License
*
* Copyright (c) 2020 Joey Castillo
*
* 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.
*/
//////////////////////////////////////////////////////////////////////////////////////////
// Segmented Display
static const uint8_t Character_Set[] =
{
0b00000000, //
0b00000000, // ! (unused)
0b00100010, // "
0b01100011, // # (degree symbol, hash mark doesn't fit)
0b00000000, // $ (unused)
0b00000000, // % (unused)
0b01000100, // & ("lowercase 7" for positions 4 and 6)
0b00100000, // '
0b00111001, // (
0b00001111, // )
0b00000000, // * (unused)
0b11000000, // + (only works in position 0)
0b00000100, // ,
0b01000000, // -
0b01000000, // . (same as -, semantically most useful)
0b00010010, // /
0b00111111, // 0
0b00000110, // 1
0b01011011, // 2
0b01001111, // 3
0b01100110, // 4
0b01101101, // 5
0b01111101, // 6
0b00000111, // 7
0b01111111, // 8
0b01101111, // 9
0b00000000, // : (unused)
0b00000000, // ; (unused)
0b01011000, // <
0b01001000, // =
0b01001100, // >
0b01010011, // ?
0b11111111, // @ (all segments on)
0b01110111, // A
0b01111111, // B
0b00111001, // C
0b00111111, // D
0b01111001, // E
0b01110001, // F
0b00111101, // G
0b01110110, // H
0b10001001, // I (only works in position 0)
0b00001110, // J
0b01110101, // K
0b00111000, // L
0b10110111, // M (only works in position 0)
0b00110111, // N
0b00111111, // O
0b01110011, // P
0b01100111, // Q
0b11110111, // R (only works in position 1)
0b01101101, // S
0b10000001, // T (only works in position 0; set (1, 12) to make it work in position 1)
0b00111110, // U
0b00111110, // V
0b10111110, // W (only works in position 0)
0b01111110, // X
0b01101110, // Y
0b00011011, // Z
0b00111001, // [
0b00100100, // backslash
0b00001111, // ]
0b00100011, // ^
0b00001000, // _
0b00000010, // `
0b01011111, // a
0b01111100, // b
0b01011000, // c
0b01011110, // d
0b01111011, // e
0b01110001, // f
0b01101111, // g
0b01110100, // h
0b00010000, // i
0b01000010, // j (appears as superscript to work in more positions)
0b01110101, // k
0b00110000, // l
0b10110111, // m (only works in position 0)
0b01010100, // n
0b01011100, // o
0b01110011, // p
0b01100111, // q
0b01010000, // r
0b01101101, // s
0b01111000, // t
0b01100010, // u (appears as superscript to work in more positions)
0b01100010, // v (appears as superscript to work in more positions)
0b10111110, // w (only works in position 0)
0b01111110, // x
0b01101110, // y
0b00011011, // z
0b00111001, // {
0b00110000, // |
0b00001111, // }
0b00000001, // ~
};
static const uint64_t Segment_Map[] = {
0x4e4f0e8e8f8d4d0d, // Position 0, mode
0xc8c4c4c8b4b4b0b, // Position 1, mode (Segments B and C shared, as are segments E and F)
0xc049c00a49890949, // Position 2, day of month (Segments A, D, G shared; missing segment F)
0xc048088886874707, // Position 3, day of month
0xc053921252139352, // Position 4, clock hours (Segments A and D shared)
0xc054511415559594, // Position 5, clock hours
0xc057965616179716, // Position 6, clock minutes (Segments A and D shared)
0xc041804000018a81, // Position 7, clock minutes
0xc043420203048382, // Position 8, clock seconds
0xc045440506468584, // Position 9, clock seconds
};
static const uint8_t Num_Chars = 10;
static const uint32_t IndicatorSegments[6] = {
SLCD_SEGID(0, 17), // WATCH_INDICATOR_SIGNAL
SLCD_SEGID(0, 16), // WATCH_INDICATOR_BELL
SLCD_SEGID(2, 17), // WATCH_INDICATOR_PM
SLCD_SEGID(2, 16), // WATCH_INDICATOR_24H
SLCD_SEGID(1, 10), // WATCH_INDICATOR_LAP
};
void watch_enable_display() {
SEGMENT_LCD_0_init();
slcd_sync_enable(&SEGMENT_LCD_0);
}
inline void watch_set_pixel(uint8_t com, uint8_t seg) {
slcd_sync_seg_on(&SEGMENT_LCD_0, SLCD_SEGID(com, seg));
}
inline void watch_clear_pixel(uint8_t com, uint8_t seg) {
slcd_sync_seg_off(&SEGMENT_LCD_0, SLCD_SEGID(com, seg));
}
void watch_display_character(uint8_t character, uint8_t position) {
// handle lowercase 7 if needed
if (character == '7' && (position == 4 || position == 6)) character = '&';
uint64_t segmap = Segment_Map[position];
uint64_t segdata = Character_Set[character - 0x20];
for (int i = 0; i < 8; i++) {
uint8_t com = (segmap & 0xFF) >> 6;
if (com > 2) {
// COM3 means no segment exists; skip it.
segmap = segmap >> 8;
segdata = segdata >> 1;
continue;
}
uint8_t seg = segmap & 0x3F;
slcd_sync_seg_off(&SEGMENT_LCD_0, SLCD_SEGID(com, seg));
if (segdata & 1) slcd_sync_seg_on(&SEGMENT_LCD_0, SLCD_SEGID(com, seg));
segmap = segmap >> 8;
segdata = segdata >> 1;
}
if (character == 'T' && position == 1) slcd_sync_seg_on(&SEGMENT_LCD_0, SLCD_SEGID(1, 12));
}
void watch_display_string(char *string, uint8_t position) {
size_t i = 0;
while(string[i] != 0) {
watch_display_character(string[i], position + i);
i++;
if (i >= Num_Chars) break;
}
}
inline void watch_set_colon() {
slcd_sync_seg_on(&SEGMENT_LCD_0, SLCD_SEGID(1, 16));
}
inline void watch_clear_colon() {
slcd_sync_seg_off(&SEGMENT_LCD_0, SLCD_SEGID(1, 16));
}
inline void watch_set_indicator(WatchIndicatorSegment indicator) {
slcd_sync_seg_on(&SEGMENT_LCD_0, IndicatorSegments[indicator]);
}
inline void watch_clear_indicator(WatchIndicatorSegment indicator) {
slcd_sync_seg_off(&SEGMENT_LCD_0, IndicatorSegments[indicator]);
}
void watch_clear_all_indicators() {
slcd_sync_seg_off(&SEGMENT_LCD_0, SLCD_SEGID(2, 17));
slcd_sync_seg_off(&SEGMENT_LCD_0, SLCD_SEGID(2, 16));
slcd_sync_seg_off(&SEGMENT_LCD_0, SLCD_SEGID(0, 17));
slcd_sync_seg_off(&SEGMENT_LCD_0, SLCD_SEGID(0, 16));
slcd_sync_seg_off(&SEGMENT_LCD_0, SLCD_SEGID(1, 10));
}
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