WIP phototransistor stuff

movement/make/Makefile

@@ -96,6 +96,7 @@ SRCS += \
   ../watch_faces/complication/morsecalc_face.c \
   ../watch_faces/complication/rpn_calculator_face.c \
   ../watch_faces/complication/ships_bell_face.c \
+  ../watch_faces/sensor/phototransistor_readout_face.c \
 # New watch faces go above this line.
 
 # Leave this line at the bottom of the file; it has all the targets for making your project.

movement/movement_config.h

@@ -28,6 +28,7 @@
 #include "movement_faces.h"
 
 const watch_face_t watch_faces[] = {
+    phototransistor_readout_face,
     simple_clock_face,
     world_clock_face,
     sunrise_sunset_face,

movement/movement_faces.h

@@ -74,6 +74,7 @@
 #include "morsecalc_face.h"
 #include "rpn_calculator_face.h"
 #include "ships_bell_face.h"
+#include "phototransistor_readout_face.h"
 // New includes go above this line.
 
 #endif // MOVEMENT_FACES_H_

movement/watch_faces/sensor/phototransistor_readout_face.c

@@ -0,0 +1,104 @@
+/*
+ * MIT License
+ *
+ * Copyright (c) 2023 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 "phototransistor_driver.h"
+#include "phototransistor_readout_face.h"
+
+void phototransistor_readout_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(phototransistor_readout_state_t));
+        memset(*context_ptr, 0, sizeof(phototransistor_readout_state_t));
+        // Do any one-time tasks in here; the inside of this conditional happens only at boot.
+    }
+    // Do any pin or peripheral setup here; this will be called whenever the watch wakes from deep sleep.
+}
+
+void phototransistor_readout_face_activate(movement_settings_t *settings, void *context) {
+    (void) settings;
+    (void) context;
+    phototransistor_driver_enable();
+    gpio_set_pin_function(A4, GPIO_PIN_FUNCTION_OFF);
+    gpio_set_pin_direction(A4, GPIO_DIRECTION_IN);
+    movement_request_tick_frequency(16);
+}
+
+bool phototransistor_readout_face_loop(movement_event_t event, movement_settings_t *settings, void *context) {
+    (void) settings;
+    (void) context;
+
+    switch (event.event_type) {
+        case EVENT_ACTIVATE:
+            // Show your initial UI here.
+            watch_display_string("LT", 0);
+            break;
+        case EVENT_TICK:
+            // If needed, update your display here.
+            if (watch_get_pin_level(A4)) {
+                watch_display_string("HI", 8);
+            } else {
+                watch_display_string("LO", 8);
+            }
+            break;
+        case EVENT_MODE_BUTTON_UP:
+            // You shouldn't need to change this case; Mode almost always moves to the next watch face.
+            movement_move_to_next_face();
+            break;
+        case EVENT_LIGHT_BUTTON_UP:
+            // If you have other uses for the Light button, you can opt not to illuminate the LED for this event.
+            movement_illuminate_led();
+            break;
+        case EVENT_ALARM_BUTTON_UP:
+            // Just in case you have need for another button.
+            break;
+        case EVENT_TIMEOUT:
+            // Your watch face will receive this event after a period of inactivity. If it makes sense to resign,
+            // you may uncomment this line to move back to the first watch face in the list:
+            // movement_move_to_face(0);
+            break;
+        case EVENT_LOW_ENERGY_UPDATE:
+            // If you did not resign in EVENT_TIMEOUT, you can use this event to update the display once a minute.
+            // Avoid displaying fast-updating values like seconds, since the display won't update again for 60 seconds.
+            // You should also consider starting the tick animation, to show the wearer that this is sleep mode:
+            // watch_start_tick_animation(500);
+            break;
+        default:
+            break;
+    }
+
+    // return true if the watch can enter standby mode. If you are PWM'ing an LED or buzzing the buzzer here,
+    // you should return false since the PWM driver does not operate in standby mode.
+    return true;
+}
+
+void phototransistor_readout_face_resign(movement_settings_t *settings, void *context) {
+    (void) settings;
+    (void) context;
+
+    phototransistor_driver_disable();
+}
+

movement/watch_faces/sensor/phototransistor_readout_face.h

@@ -0,0 +1,56 @@
+/*
+ * MIT License
+ *
+ * Copyright (c) 2023 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.
+ */
+
+#ifndef PHOTOTRANSISTOR_READOUT_FACE_H_
+#define PHOTOTRANSISTOR_READOUT_FACE_H_
+
+#include "movement.h"
+
+/*
+ * A DESCRIPTION OF YOUR WATCH FACE
+ *
+ * and a description of how use it
+ *
+ */
+
+typedef struct {
+    // Anything you need to keep track of, put it here!
+    uint8_t unused;
+} phototransistor_readout_state_t;
+
+void phototransistor_readout_face_setup(movement_settings_t *settings, uint8_t watch_face_index, void ** context_ptr);
+void phototransistor_readout_face_activate(movement_settings_t *settings, void *context);
+bool phototransistor_readout_face_loop(movement_event_t event, movement_settings_t *settings, void *context);
+void phototransistor_readout_face_resign(movement_settings_t *settings, void *context);
+
+#define phototransistor_readout_face ((const watch_face_t){ \
+    phototransistor_readout_face_setup, \
+    phototransistor_readout_face_activate, \
+    phototransistor_readout_face_loop, \
+    phototransistor_readout_face_resign, \
+    NULL, \
+})
+
+#endif // PHOTOTRANSISTOR_READOUT_FACE_H_
+