diff options
Diffstat (limited to 'movement/watch_faces/demo/lis2dw_logging_face.c')
| -rw-r--r-- | movement/watch_faces/demo/lis2dw_logging_face.c | 214 |
1 files changed, 214 insertions, 0 deletions
diff --git a/movement/watch_faces/demo/lis2dw_logging_face.c b/movement/watch_faces/demo/lis2dw_logging_face.c new file mode 100644 index 00000000..0e63e41e --- /dev/null +++ b/movement/watch_faces/demo/lis2dw_logging_face.c @@ -0,0 +1,214 @@ +/* + * MIT License + * + * Copyright (c) 2022 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. + */ + +#include <stdlib.h> +#include <string.h> +#include "lis2dw_logging_face.h" +#include "lis2dw.h" +#include "watch.h" + +// This watch face is just for testing; if we want to build accelerometer support, it will likely have to be part of Movement itself. +// The watch face only logs events when it is on screen and not in low energy mode, so you should set LE mode to Never when using it +// and make it the first watch face in the list (so we come back to it from other modes). +// On an interrupt, it flashes the Signal icon, and displays the axis or axes that were over the threshold. +// The main display contains, from left to right, the number of interrupt events that were detected in each of the last three minutes. +// Pressing the alarm button enters the log mode, where the main display shows the number of interrupts detected in each of the last +// 24 hours (the hour is shown in the top right digit and AM/PM indicator, if the clock is set to 12 hour mode) + +static void _lis2dw_logging_face_update_display(movement_settings_t *settings, lis2dw_logger_state_t *logger_state, lis2dw_wakeup_source wakeup_source) { + char buf[14]; + char time_indication_character; + int8_t pos; + watch_date_time date_time; + + if (logger_state->log_ticks) { + pos = (logger_state->data_points - 1 - logger_state->display_index) % LIS2DW_LOGGING_NUM_DATA_POINTS; + if (pos < 0) { + watch_clear_colon(); + sprintf(buf, "NO data "); + } else { + date_time = logger_state->data[pos].timestamp; + watch_set_colon(); + if (settings->bit.clock_mode_24h) { + watch_set_indicator(WATCH_INDICATOR_24H); + } else { + if (date_time.unit.hour > 11) watch_set_indicator(WATCH_INDICATOR_PM); + date_time.unit.hour %= 12; + if (date_time.unit.hour == 0) date_time.unit.hour = 12; + } + switch (logger_state->axis_index) { + case 0: + sprintf(buf, "3A%2d%02d%4lu", date_time.unit.hour, date_time.unit.minute, logger_state->data[pos].x_interrupts + logger_state->data[pos].y_interrupts + logger_state->data[pos].z_interrupts); + break; + case 1: + sprintf(buf, "XA%2d%02d%4lu", date_time.unit.hour, date_time.unit.minute, logger_state->data[pos].x_interrupts); + break; + case 2: + sprintf(buf, "YA%2d%02d%4lu", date_time.unit.hour, date_time.unit.minute, logger_state->data[pos].y_interrupts); + break; + case 3: + sprintf(buf, "ZA%2d%02d%4lu", date_time.unit.hour, date_time.unit.minute, logger_state->data[pos].z_interrupts); + break; + } + } + } else { + date_time = watch_rtc_get_date_time(); + watch_clear_colon(); + watch_clear_indicator(WATCH_INDICATOR_PM); + watch_clear_indicator(WATCH_INDICATOR_24H); + if ((59 - date_time.unit.second) < 10) time_indication_character = '0' + (59 - date_time.unit.second); + else time_indication_character = (date_time.unit.second % 2) ? 'i' : '_'; + sprintf(buf, "%c%c%c%c%2d%2d%2d", + (wakeup_source & LIS2DW_WAKEUP_SRC_WAKEUP_Y) ? 'Y' : ' ', + (wakeup_source & LIS2DW_WAKEUP_SRC_WAKEUP_X) ? 'X' : ' ', + (wakeup_source & LIS2DW_WAKEUP_SRC_WAKEUP_Z) ? 'Z' : ' ', + time_indication_character, + logger_state->interrupts[0], + logger_state->interrupts[1], + logger_state->interrupts[2]); + } + watch_display_string(buf, 0); +} + +static void _lis2dw_logging_face_log_data(lis2dw_logger_state_t *logger_state) { + watch_date_time date_time = watch_rtc_get_date_time(); + // we get this call 15 minutes late; i.e. at 6:15 we're logging events for 6:00. + // so: if we're at the top of the hour, roll the hour back too (7:00 task logs data for 6:45) + if (date_time.unit.minute == 0) date_time.unit.hour = (date_time.unit.hour + 23) % 24; + + // // then roll the minute back. + date_time.unit.minute = (date_time.unit.minute + 45) % 60; + + size_t pos = logger_state->data_points % LIS2DW_LOGGING_NUM_DATA_POINTS; + logger_state->data[pos].timestamp.reg = date_time.reg; + logger_state->data[pos].x_interrupts = logger_state->x_interrupts_this_hour; + logger_state->data[pos].y_interrupts = logger_state->y_interrupts_this_hour; + logger_state->data[pos].z_interrupts = logger_state->z_interrupts_this_hour; + logger_state->data_points++; + logger_state->x_interrupts_this_hour = 0; + logger_state->y_interrupts_this_hour = 0; + logger_state->z_interrupts_this_hour = 0; +} + +void lis2dw_logging_face_setup(movement_settings_t *settings, uint8_t watch_face_index, void ** context_ptr) { + (void) settings; + (void) watch_face_index; + if (*context_ptr == NULL) { + *context_ptr = malloc(sizeof(lis2dw_logger_state_t)); + memset(*context_ptr, 0, sizeof(lis2dw_logger_state_t)); + watch_enable_i2c(); + lis2dw_begin(); + lis2dw_set_low_power_mode(LIS2DW_LP_MODE_2); // lowest power 14-bit mode, 25 Hz is 3.5 µA @ 1.8V w/ low noise, 3µA without + lis2dw_set_low_noise_mode(true); // consumes a little more power + lis2dw_set_range(LIS2DW_CTRL6_VAL_RANGE_4G); + lis2dw_set_data_rate(LIS2DW_DATA_RATE_25_HZ); // is this enough for training? + // threshold is 1/64th of full scale, so for a FS of ±4G this is 1.25G + lis2dw_configure_wakeup_int1(10, true, false); + } +} + +void lis2dw_logging_face_activate(movement_settings_t *settings, void *context) { + lis2dw_logger_state_t *logger_state = (lis2dw_logger_state_t *)context; + // force two settings: never enter low energy mode, and always snap back to screen 0. + // this assumes the accelerometer face is first in the watch_faces list. + settings->bit.le_interval = 0; + settings->bit.to_always = true; + + logger_state->display_index = 0; + logger_state->log_ticks = 0; + watch_enable_digital_input(A0); +} + +bool lis2dw_logging_face_loop(movement_event_t event, movement_settings_t *settings, void *context) { + lis2dw_logger_state_t *logger_state = (lis2dw_logger_state_t *)context; + lis2dw_wakeup_source wakeup_source = 0; + lis2dw_interrupt_source interrupt_source = 0; + + switch (event.event_type) { + case EVENT_MODE_BUTTON_UP: + movement_move_to_next_face(); + break; + case EVENT_LIGHT_LONG_PRESS: + movement_illuminate_led(); + break; + case EVENT_LIGHT_BUTTON_DOWN: + logger_state->axis_index = (logger_state->axis_index + 1) % 4; + logger_state->log_ticks = 255; + _lis2dw_logging_face_update_display(settings, logger_state, wakeup_source); + break; + case EVENT_ALARM_BUTTON_UP: + if (logger_state->log_ticks) logger_state->display_index = (logger_state->display_index + 1) % LIS2DW_LOGGING_NUM_DATA_POINTS; + logger_state->log_ticks = 255; + logger_state->axis_index = 0; + _lis2dw_logging_face_update_display(settings, logger_state, wakeup_source); + break; + case EVENT_ACTIVATE: + case EVENT_TICK: + if (logger_state->log_ticks > 0) { + logger_state->log_ticks--; + } else { + logger_state->display_index = 0; + } + interrupt_source = lis2dw_get_interrupt_source(); + if (interrupt_source) { + watch_set_indicator(WATCH_INDICATOR_SIGNAL); + wakeup_source = lis2dw_get_wakeup_source(); + logger_state->interrupts[0]++; + if (wakeup_source & LIS2DW_WAKEUP_SRC_WAKEUP_X) logger_state->x_interrupts_this_hour++; + if (wakeup_source & LIS2DW_WAKEUP_SRC_WAKEUP_Y) logger_state->y_interrupts_this_hour++; + if (wakeup_source & LIS2DW_WAKEUP_SRC_WAKEUP_Z) logger_state->z_interrupts_this_hour++; + } else { + watch_clear_indicator(WATCH_INDICATOR_SIGNAL); + } + _lis2dw_logging_face_update_display(settings, logger_state, wakeup_source); + break; + case EVENT_BACKGROUND_TASK: + _lis2dw_logging_face_log_data(logger_state); + break; + default: + break; + } + + return true; +} + +void lis2dw_logging_face_resign(movement_settings_t *settings, void *context) { + (void) settings; + (void) context; + watch_disable_digital_input(A0); +} + +bool lis2dw_logging_face_wants_background_task(movement_settings_t *settings, void *context) { + (void) settings; + lis2dw_logger_state_t *logger_state = (lis2dw_logger_state_t *)context; + watch_date_time date_time = watch_rtc_get_date_time(); + + // this is kind of an abuse of the API, but, let's use the 1 minute tick to shift all our data over. + logger_state->interrupts[2] = logger_state->interrupts[1]; + logger_state->interrupts[1] = logger_state->interrupts[0]; + logger_state->interrupts[0] = 0; + + // and do our logging task every 15 minutes + return (date_time.unit.minute % 15) == 0; +} |