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segment lcd: add indicator methods, document character map

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This commit is contained in:
Joey Castillo 2021-08-07 11:22:49 -04:00
parent 8a49b9ae2b
commit f102be4864
3 changed files with 84 additions and 19 deletions
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4
Sensor Watch BME280 Project/app.c
View File

@ -114,7 +114,7 @@ bool app_loop() {
temperature = read_temperature(NULL);
sprintf(buf, "TE %4.1f#C", temperature);
watch_display_string(buf, 0);
watch_clear_pixel(1, 16);
watch_clear_colon();
break;
case MODE_HUMIDITY:
// take one reading
@ -126,7 +126,7 @@ bool app_loop() {
humidity = read_humidity(t_fine);
sprintf(buf, "HU rH %3d", (int)humidity);
watch_display_string(buf, 0);
watch_set_pixel(1, 16);
watch_set_colon();
break;
case MODE_OFF:
watch_display_string(" Sleep ", 0);

65
watch-library/watch/watch.c
View File

@ -22,20 +22,20 @@ void _watch_init() {
static const uint8_t Character_Set[] =
{
0b00000000, //
0b00000000, // !
0b00000000, // ! (unused)
0b00100010, // "
0b01100011, // # (degree symbol, hash mark doesn't fit)
0b00000000, // $
0b00000000, // %
0b01000100, // &
0b00000000, // $ (unused)
0b00000000, // % (unused)
0b01000100, // & ("lowercase 7" for positions 4 and 6)
0b00100000, // '
0b00000000, // (
0b00000000, // )
0b00000000, // *
0b11000000, // +
0b00111001, // (
0b00001111, // )
0b00000000, // * (unused)
0b11000000, // + (only works in position 0)
0b00000100, // ,
0b01000000, // -
0b01000000, // .
0b01000000, // . (same as -, semantically most useful)
0b00010010, // /
0b00111111, // 0
0b00000110, // 1
@ -47,13 +47,13 @@ static const uint8_t Character_Set[] =
0b00000111, // 7
0b01111111, // 8
0b01101111, // 9
0b00000000, // :
0b00000000, // ;
0b00000000, // : (unused)
0b00000000, // ; (unused)
0b01011000, // <
0b01001000, // =
0b01001100, // >
0b01010011, // ?
0b11111111, // @
0b11111111, // @ (all segments on)
0b01110111, // A
0b01111111, // B
0b00111001, // C
@ -64,7 +64,7 @@ static const uint8_t Character_Set[] =
0b01110110, // H
0b10001001, // I
0b00001110, // J
0b11101010, // K
0b01110101, // K
0b00111000, // L
0b10110111, // M
0b00110111, // N
@ -83,7 +83,7 @@ static const uint8_t Character_Set[] =
0b00111001, // [
0b00100100, // backslash
0b00001111, // ]
0b00100110, // ^
0b00100011, // ^
0b00001000, // _
0b00000010, // `
0b01011111, // a
@ -133,16 +133,24 @@ static const uint64_t Segment_Map[] = {
static const uint8_t Num_Chars = 10;
static const uint32_t IndicatorSegments[6] = {
SLCD_SEGID(0, 17), // WATCH_INDICATOR_SENSING
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);
}
void watch_set_pixel(uint8_t com, uint8_t seg) {
inline void watch_set_pixel(uint8_t com, uint8_t seg) {
slcd_sync_seg_on(&SEGMENT_LCD_0, SLCD_SEGID(com, seg));
}
void watch_clear_pixel(uint8_t com, uint8_t seg) {
inline void watch_clear_pixel(uint8_t com, uint8_t seg) {
slcd_sync_seg_off(&SEGMENT_LCD_0, SLCD_SEGID(com, seg));
}
@ -175,6 +183,31 @@ void watch_display_string(char *string, uint8_t position) {
}
}
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));
}
//////////////////////////////////////////////////////////////////////////////////////////
// Buttons

34
watch-library/watch/watch.h
View File

@ -108,6 +108,15 @@ void _watch_init();
* for displaying strings of characters and indicators on the main watch display.
*/
/// @{
typedef enum WatchIndicatorSegment {
WATCH_INDICATOR_SENSING = 0,
WATCH_INDICATOR_BELL,
WATCH_INDICATOR_PM,
WATCH_INDICATOR_24H,
WATCH_INDICATOR_LAP
} WatchIndicatorSegment;
/** @brief Enables the Segment LCD display.
* Call this before attempting to set pixels or display strings.
*/
@ -122,7 +131,6 @@ void watch_set_pixel(uint8_t com, uint8_t seg);
/** @brief Clears a pixel. Use this to manually clear a pixel with a given common and segment number.
* @param com the common pin, numbered from 0-2.
* @param seg the segment pin, numbered from 0-23.
* Use this to manually set a pixel with a common and a segment number.
*/
void watch_clear_pixel(uint8_t com, uint8_t seg);
@ -136,6 +144,30 @@ void watch_clear_pixel(uint8_t com, uint8_t seg);
position 0, positions 2-9 will retain whatever state they were previously displaying.
*/
void watch_display_string(char *string, uint8_t position);
/** @brief Turns the colon segment on.
*/
void watch_set_colon();
/** @brief Turns the colon segment off.
*/
void watch_clear_colon();
/** @brief Sets an indicator on the LCD. Use this to turn on one of the indicator segments.
* @param indicator One of the indicator segments from the enum. @see WatchIndicatorSegment
*/
void watch_set_indicator(WatchIndicatorSegment indicator);
/** @brief Clears an indicator on the LCD. Use this to turn off one of the indicator segments.
* @param indicator One of the indicator segments from the enum. @see WatchIndicatorSegment
*/
void watch_clear_indicator(WatchIndicatorSegment indicator);
/** @brief Clears all indicator segments.
* @see WatchIndicatorSegment
*/
void watch_clear_all_indicators();
/// @}