add sensor watch lite

2 files changed, 293 insertions, 0 deletions

diff --git a/apps/sensor-watch-lite-test/app.c b/apps/sensor-watch-lite-test/app.c
new file mode 100644
index 00000000..42fb5716
--- /dev/null
+++ b/apps/sensor-watch-lite-test/app.c
@@ -0,0 +1,283 @@
+#include <stdio.h>
+#include <string.h>
+#include "watch.h"
+
+bool has_ticked = false;
+
+// array of lcd pins from pins.h
+const uint8_t lcd_pins[] = {
+    SLCD26, // SEG23
+    SLCD25, // SEG22
+    SLCD24, // SEG21
+    SLCD23, // SEG20
+    SLCD22, // SEG19
+    SLCD21, // SEG18
+    SLCD20, // SEG17
+    SLCD19, // SEG16
+    SLCD18, // SEG15
+    SLCD17, // SEG14
+    SLCD16, // SEG13
+    SLCD15, // SEG12
+    SLCD14, // SEG11
+    SLCD13, // SEG10
+    SLCD12, // SEG9
+    SLCD11, // SEG8
+    SLCD10, // SEG7
+    SLCD9,  // SEG6
+    SLCD8,  // SEG5
+    SLCD7,  // SEG4
+    SLCD6,  // SEG3
+    SLCD5,  // SEG2
+    SLCD4,  // SEG1
+    SLCD3,  // SEG0
+    SLCD2,  // COM2
+    SLCD1,  // COM1
+    SLCD0,  // COM0
+};
+
+void cb_tick(void);
+void cb_tick(void) {
+    has_ticked = true;
+    watch_rtc_disable_periodic_callback(8);
+}
+
+void pass_if(bool passed);
+void pass_if(bool passed) {
+    if (passed) {
+        watch_uart_puts("P");
+    } else {
+        watch_uart_puts("F");
+    }
+}
+
+void app_init(void) {
+}
+
+void app_wake_from_backup(void) {
+}
+
+void app_setup(void) {
+    // Set up tick for RTC test
+    watch_rtc_register_periodic_callback(cb_tick, 8);
+
+    // Set up UART for communication with tester
+    watch_enable_uart(A4, A1, 19200);
+
+    // Set up LED pins
+    watch_enable_leds();
+    watch_enable_buzzer();
+
+    // Set up buttons with pull-down resistors
+    gpio_set_pin_direction(BTN_ALARM, GPIO_DIRECTION_IN);
+    gpio_set_pin_pull_mode(BTN_ALARM, GPIO_PULL_DOWN);
+    gpio_set_pin_direction(BTN_LIGHT, GPIO_DIRECTION_IN);
+    gpio_set_pin_pull_mode(BTN_LIGHT, GPIO_PULL_DOWN);
+    gpio_set_pin_direction(BTN_MODE, GPIO_DIRECTION_IN);
+    gpio_set_pin_pull_mode(BTN_MODE, GPIO_PULL_DOWN);
+
+    // Set up ADC for thermistor test    
+    watch_enable_adc();
+    watch_enable_analog_input(A2);
+    // Pin A0 is the thermistor enable pin
+    gpio_set_pin_direction(A0, GPIO_DIRECTION_OUT);
+
+    watch_set_led_yellow();
+}
+
+void app_prepare_for_standby(void) {
+}
+
+void app_wake_from_standby(void) {
+}
+
+bool app_loop(void) {
+    uint8_t buf[5] = {0};
+    watch_storage_read(0, 0, buf, 4);
+    printf("%s\n", (const char *)buf);
+    if (strcmp((const char *)buf, "PASS") == 0) {
+        watch_buzzer_play_note(BUZZER_NOTE_C5, 150);
+        watch_buzzer_play_note(BUZZER_NOTE_REST, 25);
+        watch_buzzer_play_note(BUZZER_NOTE_E5, 150);
+        watch_buzzer_play_note(BUZZER_NOTE_REST, 25);
+        watch_buzzer_play_note(BUZZER_NOTE_G5, 150);
+        watch_buzzer_play_note(BUZZER_NOTE_REST, 25);
+        watch_buzzer_play_note(BUZZER_NOTE_C6, 150);
+        watch_set_led_green();
+        return true;
+    }
+
+    char char_received = watch_uart_getc();
+
+    if (char_received) {
+        switch (char_received) {
+            // - [X] UART echo
+            case 'S':
+                // Automatically passes if received by tester
+                pass_if(true);
+                break;
+            // - [X] RTC
+            case 'R':
+                pass_if(has_ticked);
+                break;
+            // - [X] LCD pin continuity
+            case 'O':
+                // Set all LCD pins high
+                for (int i = 0; i < 27; i++) {
+                    gpio_set_pin_function(lcd_pins[i], GPIO_PIN_FUNCTION_OFF);
+                    gpio_set_pin_direction(lcd_pins[i], GPIO_DIRECTION_OUT);
+                    gpio_set_pin_level(lcd_pins[i], true);
+                }
+                // It is the tester's responsibility to check that the pins are high
+                pass_if(true);
+                break;
+            case 'P':
+                // Set all LCD pins low
+                for (int i = 0; i < 27; i++) {
+                    gpio_set_pin_function(lcd_pins[i], GPIO_PIN_FUNCTION_OFF);
+                    gpio_set_pin_direction(lcd_pins[i], GPIO_DIRECTION_OUT);
+                    gpio_set_pin_level(lcd_pins[i], false);
+                }
+                // It is the tester's responsibility to check that the pins are low
+                pass_if(true);
+                break;
+            // - [X] LCD pin bridging
+            case 'Q':
+                {
+                    bool passed = true;
+                    // Pull all LCD pins up
+                    for (int i = 0; i < 27; i++) {
+                        gpio_set_pin_function(lcd_pins[i], GPIO_PIN_FUNCTION_OFF);
+                        gpio_set_pin_direction(lcd_pins[i], GPIO_DIRECTION_IN);
+                        gpio_set_pin_pull_mode(lcd_pins[i], GPIO_PULL_UP);
+                    }
+                    // SEG23 is adjacent to the red LED.
+                    // setting the LED red drives RED low.
+                    watch_set_led_red();
+                    if (!gpio_get_pin_level(lcd_pins[0])) {
+                        // If SEG23 is low, then it must be bridged to the red pin
+                        pass_if(false);
+                    }
+                    watch_set_led_off();
+                    // After this, all LCD pins are adjacent. Test if each pin is bridged to the previous one.
+                    for (int i = 1; i < 27; i++) {
+                        gpio_set_pin_direction(lcd_pins[i - 1], GPIO_DIRECTION_OUT);
+                        gpio_set_pin_level(lcd_pins[i - 1], false);
+                        if (!gpio_get_pin_level(lcd_pins[i])) {
+                            passed = false;
+                            break;
+                        }
+                        gpio_set_pin_direction(lcd_pins[i - 1], GPIO_DIRECTION_IN);
+                        gpio_set_pin_pull_mode(lcd_pins[i - 1], GPIO_PULL_UP);
+                    }
+                    // Special cases: 
+                    // SLCD0 neighbors VCC
+                    gpio_set_pin_direction(SLCD0, GPIO_DIRECTION_IN);
+                    gpio_set_pin_pull_mode(SLCD0, GPIO_PULL_DOWN);
+                    if (gpio_get_pin_level(SLCD0)) {
+                        passed = false;
+                    }
+                    // SLCD11 neighbors VCC
+                    gpio_set_pin_direction(SLCD11, GPIO_DIRECTION_IN);
+                    gpio_set_pin_pull_mode(SLCD11, GPIO_PULL_DOWN);
+                    if (gpio_get_pin_level(SLCD11)) {
+                        passed = false;
+                    }
+                    // SLCD21 neighbors VCC
+                    gpio_set_pin_direction(SLCD21, GPIO_DIRECTION_IN);
+                    gpio_set_pin_pull_mode(SLCD21, GPIO_PULL_DOWN);
+                    if (gpio_get_pin_level(SLCD21)) {
+                        passed = false;
+                    }
+                    watch_enable_display();
+                    delay_ms(50);
+                    // SLCD12 neighbors VLCD
+                    gpio_set_pin_function(SLCD12, GPIO_PIN_FUNCTION_OFF);
+                    gpio_set_pin_direction(SLCD12, GPIO_DIRECTION_IN);
+                    gpio_set_pin_pull_mode(SLCD12, GPIO_PULL_DOWN);
+                    if (gpio_get_pin_level(SLCD12)) {
+                        passed = false;
+                    }
+                    for (int i = 0; i < 27; i++) {
+                        gpio_set_pin_function(lcd_pins[i], GPIO_PIN_FUNCTION_OFF);
+                        gpio_set_pin_direction(lcd_pins[i], GPIO_DIRECTION_IN);
+                        gpio_set_pin_pull_mode(lcd_pins[i], GPIO_PULL_OFF);
+                    }
+
+                    pass_if(passed);
+                }
+                break;
+            // - [X] Thermistor high
+            case 'U':
+                // Set A0 high and read the value of A2 via the ADC.
+                // Pass if the value is near VCC.
+                gpio_set_pin_level(A0, true);
+                pass_if(watch_get_analog_pin_level(A2) > 65000);
+                break;
+            // - [X] Thermistor low
+            case 'T':
+                {
+                    // Set A0 low and read the value of A2 via the ADC.
+                    // Pass if the value is within the realm of reasonable temperatures.
+                    // 15000 is a few minutes in the freezer, 45000 is holding it a few feet over
+                    gpio_set_pin_level(A0, false);
+                    uint16_t value = watch_get_analog_pin_level(A2);
+                    pass_if(value < 45000 && value > 15000);
+                }
+                break;
+            // - [X] VLCD low
+            case 'V':
+                watch_enable_display();
+                SLCD->CTRLA.bit.ENABLE = 0;
+                while(SLCD->SYNCBUSY.bit.ENABLE);
+                SLCD->CTRLC.bit.CTST = 0x0;
+                SLCD->CTRLA.bit.ENABLE = 1;
+                while(SLCD->SYNCBUSY.bit.ENABLE);
+                break;
+            // - [X] VLCD high
+            case 'W':
+                watch_enable_display();
+                SLCD->CTRLA.bit.ENABLE = 0;
+                while(SLCD->SYNCBUSY.bit.ENABLE);
+                SLCD->CTRLC.bit.CTST = 0xD;
+                SLCD->CTRLA.bit.ENABLE = 1;
+                while(SLCD->SYNCBUSY.bit.ENABLE);
+                break;
+            // - [X] Buttons
+            case 'B':
+                // Pass if all three buttons are low
+                pass_if(!gpio_get_pin_level(BTN_ALARM) && !gpio_get_pin_level(BTN_LIGHT) && !gpio_get_pin_level(BTN_MODE));
+                break;
+            case 'L':
+                // pass if BTN_LIGHT is high and the other two are low
+                pass_if(gpio_get_pin_level(BTN_LIGHT) && !gpio_get_pin_level(BTN_ALARM) && !gpio_get_pin_level(BTN_MODE));
+                watch_uart_puts("P");
+                break;
+            case 'A':
+                // pass if BTN_ALARM is high and the other two are low
+                pass_if(gpio_get_pin_level(BTN_ALARM) && !gpio_get_pin_level(BTN_LIGHT) && !gpio_get_pin_level(BTN_MODE));
+                break;
+            case 'M':
+                // pass if BTN_MODE is high and the other two are low
+                pass_if(gpio_get_pin_level(BTN_MODE) && !gpio_get_pin_level(BTN_ALARM) && !gpio_get_pin_level(BTN_LIGHT));
+                break;
+
+            // - [X] File system
+            case 'F':
+                watch_storage_erase(0);
+                watch_storage_write(0, 0, (const char *)"PASS", 4);
+                watch_storage_sync();
+                watch_storage_read(0, 0, buf, 4);
+                delay_ms(10);
+                pass_if(strcmp((const char *)buf, (const char *)"PASS") == 0);
+                break;
+
+            // - [ ] Buzzer
+            case 'Z':
+                // reset the board
+                break;
+
+        }
+    }
+
+    return false;
+}
diff --git a/apps/sensor-watch-lite-test/make/Makefile b/apps/sensor-watch-lite-test/make/Makefile
new file mode 100755
index 00000000..c66ad20c
--- /dev/null
+++ b/apps/sensor-watch-lite-test/make/Makefile
@@ -0,0 +1,10 @@
+TOP = ../../..
+include $(TOP)/make.mk
+
+INCLUDES += \
+  -I../
+
+SRCS += \
+  ../app.c
+
+include $(TOP)/rules.mk