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Author SHA1 Message Date
hueso
8abf6f4f5b Fixed buffer overflows in sunrise_sunset_face
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2025-05-15 11:59:21 -03:00
Joey Castillo
8c39d42824 Merge branch 'main' of github.com:joeycastillo/Sensor-Watch 2025-05-06 23:57:45 -04:00
Joey Castillo
56f2c93783 sensor watch pro test procedure 2025-05-06 23:56:19 -04:00
Wesley Ellis
14e64caac9
Merge pull request #512 from tahnok/schematic-readme
Add schematic info to README
2025-04-03 08:58:30 -04:00
Wesley Ellis
cc6a0c363e Add links to schematics and gerbers for different models 2025-04-01 09:55:41 -04:00
Wesley Ellis
845caa30fb Add link to schematics and gerbers to README 2025-04-01 09:55:41 -04:00
7 changed files with 476 additions and 9 deletions

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@ -74,6 +74,17 @@ python3 -m http.server -d build-sim
Finally, visit [watch.html](http://localhost:8000/watch.html) to see your work.
Hardware Schematics and PCBs
----------------------------
| Name | Color | Schematic | Gerbers |
| ---- | ----- | --------- | ------- |
| Sensorwatch Lite | RED | [PCB/Main Boards/OSO-SWAT-B1](PCB/Main%20Boards/OSO-SWAT-B1) | [OSO-SWAT-B1-03](PCB/Main%20Boards/OSO-SWAT-B1/OSO-SWAT-B1-03.zip) |
| Sensorwatch | GREEN | [OSO-SWAT-A1-05](PCB/Main%20Boards/OSO-SWAT-A1/OSO-SWAT-A1-05.sch) (Eagle format) | ? |
| Sensorwatch Pro | TBD | TBD | TBD |
License
-------
Different components of the project are licensed differently, see [LICENSE.md](https://github.com/joeycastillo/Sensor-Watch/blob/main/LICENSE.md).

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@ -0,0 +1,420 @@
#include <stdio.h>
#include <string.h>
#include "watch.h"
#include "spiflash.h"
bool has_ticked = false;
extern struct io_descriptor *uart_io;
// 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_set_led_green();
delay_ms(100);
watch_set_led_off();
} else {
watch_set_led_red();
delay_ms(100);
watch_set_led_off();
}
}
void app_init(void) {
}
void app_wake_from_backup(void) {
}
static void enable_irda_uart() {
gpio_set_pin_direction(IR_ENABLE, GPIO_DIRECTION_OUT);
gpio_set_pin_level(IR_ENABLE, false);
SERCOM_USART_CTRLA_Type ctrla;
SERCOM_USART_CTRLB_Type ctrlb;
ctrla.reg = SERCOM_USART_CTRLA_DORD | SERCOM_USART_CTRLA_MODE(1);
ctrlb.reg = SERCOM_USART_CTRLB_CHSIZE(0) | SERCOM_USART_CTRLB_ENC;
MCLK->APBCMASK.reg |= MCLK_APBCMASK_SERCOM0;
GCLK->PCHCTRL[SERCOM0_GCLK_ID_CORE].reg = GCLK_PCHCTRL_GEN(0) | GCLK_PCHCTRL_CHEN;
while (0 == (GCLK->PCHCTRL[SERCOM0_GCLK_ID_CORE].reg & GCLK_PCHCTRL_CHEN));
usart_sync_init(&USART_0, SERCOM0, (void *)NULL);
SERCOM0->USART.CTRLA.reg &= ~SERCOM_USART_CTRLA_ENABLE;
gpio_set_pin_direction(IRSENSE, GPIO_DIRECTION_IN);
gpio_set_pin_function(IRSENSE, PINMUX_PA04D_SERCOM0_PAD0);
ctrla.reg |= SERCOM_USART_CTRLA_RXPO(0);
ctrlb.reg |= SERCOM_USART_CTRLB_RXEN;
SERCOM0->USART.CTRLA.reg = ctrla.reg;
SERCOM0->USART.CTRLB.reg = ctrlb.reg;
if (hri_usbdevice_get_CTRLA_ENABLE_bit(USB)) {
uint64_t br = 65536 - ((65536 * 16.0f * 600) / 8000000);
SERCOM0->USART.BAUD.reg = (uint16_t)br;
} else {
uint64_t br = 65536 - ((65536 * 16.0f * 600) / 4000000);
SERCOM0->USART.BAUD.reg = (uint16_t)br;
}
SERCOM0->USART.CTRLA.reg |= SERCOM_USART_CTRLA_ENABLE;
usart_sync_enable(&USART_0);
usart_sync_get_io_descriptor(&USART_0, &uart_io);
}
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
enable_irda_uart();
// 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 and light sensor tests
watch_enable_adc();
watch_enable_analog_input(TEMPSENSE);
// Pin A0 is the thermistor enable pin
gpio_set_pin_direction(TS_ENABLE, GPIO_DIRECTION_OUT);
}
void app_prepare_for_standby(void) {
}
void app_wake_from_standby(void) {
}
static bool test_i2c(void) {
watch_enable_i2c();
uint16_t device_id = watch_i2c_read8(0x48, 0x0F);
printf("%d\n", device_id);
return device_id == 0x75;
}
static bool test_spi(void) {
gpio_set_pin_level(A3, true);
gpio_set_pin_direction(A3, GPIO_DIRECTION_OUT);
watch_enable_spi();
delay_ms(10);
watch_set_pin_level(A3, false);
delay_ms(10);
uint8_t read_status_response[3] = {0};
bool ok = spi_flash_read_command(0x9F, read_status_response, 3);
watch_set_pin_level(A3, true);
printf("%d %d %d\n", read_status_response[0], read_status_response[1], read_status_response[2]);
return (read_status_response[0] == 0xC8 && read_status_response[1] == 0x40 && read_status_response[2] == 0x13);
}
bool app_loop(void) {
uint8_t buf[5] = {0};
watch_storage_read(10, 0, buf, 4);
printf("%s\n", (const char *)buf);
if (strcmp((const char *)buf, "BEEP") == 0) {
watch_set_led_yellow();
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_storage_erase(10);
delay_ms(10);
watch_storage_write(10, 0, (const char *)"9PIN", 4);
watch_storage_sync();
watch_storage_read(10, 0, buf, 4);
delay_ms(10);
if(strcmp((const char *)buf, (const char *)"9PIN") == 0) {
watch_set_led_off();
while(1);
}
}
if (strcmp((const char *)buf, "9PIN") == 0) {
bool i2c_passed = test_i2c();
bool spi_passed = test_spi();
if (i2c_passed && spi_passed) {
watch_storage_erase(10);
delay_ms(10);
watch_storage_write(10, 0, (const char *)"PASS", 4);
watch_storage_sync();
watch_storage_read(10, 0, buf, 4);
delay_ms(10);
if(strcmp((const char *)buf, (const char *)"PASS") == 0) {
gpio_set_pin_direction(A0, GPIO_DIRECTION_OUT);
gpio_set_pin_level(A0, true);
}
} else if (i2c_passed) {
// SPI failed, RED indicator
watch_set_led_color_rgb(128, 0, 0);
} else if (spi_passed) {
// I2C failed, BLUE indicator
watch_set_led_color_rgb(0, 0, 128);
} else {
// both failed, PURPLE indicator
watch_set_led_color_rgb(64, 0, 128);
}
while(1);
}
if(strcmp((const char *)buf, (const char *)"PASS") == 0) {
watch_set_led_green();
while(1);
}
char char_received = watch_uart_getc();
if (char_received) {
switch (char_received) {
// - [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
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
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 green LED.
// setting the LED green drives GREEN low.
watch_set_led_green();
if (!gpio_get_pin_level(SLCD26)) {
// If SEG23 is low, then it must be bridged to the green pin
pass_if(false);
}
// SEG13 is adjacent to the blue LED.
// setting the LED blue drives BLUE low.
watch_set_led_color_rgb(0, 0, 255);
if (!gpio_get_pin_level(SLCD16)) {
// If SEG13 is low, then it must be bridged to the blue pin
pass_if(false);
}
// SEG12 is adjacent to the red LED.
// setting the LED red drives RED low.
watch_set_led_red();
if (!gpio_get_pin_level(SLCD15)) {
// If SEG12 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;
}
// SLCD18 neighbors VCC
gpio_set_pin_direction(SLCD18, GPIO_DIRECTION_IN);
gpio_set_pin_pull_mode(SLCD18, GPIO_PULL_DOWN);
if (gpio_get_pin_level(SLCD18)) {
passed = false;
}
// SLCD26 neighbors USB_N
gpio_set_pin_direction(GPIO(GPIO_PORTA, 24), GPIO_DIRECTION_OUT);
gpio_set_pin_level(GPIO(GPIO_PORTA, 24), true);
gpio_set_pin_direction(SLCD26, GPIO_DIRECTION_IN);
gpio_set_pin_pull_mode(SLCD26, GPIO_PULL_DOWN);
// if SLCD26 is high, then it is bridged to USB_N
if (gpio_get_pin_level(SLCD26)) {
passed = false;
}
// SLCD11 neighbors VLCD
watch_enable_display();
delay_ms(50);
gpio_set_pin_function(SLCD11, GPIO_PIN_FUNCTION_OFF);
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;
}
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 TS_ENABLE high and read the value of TEMPSENSE via the ADC.
// Pass if the value is near VCC.
gpio_set_pin_level(TS_ENABLE, true);
pass_if(watch_get_analog_pin_level(TEMPSENSE) > 65000);
break;
// - [X] Thermistor low
case 'T':
{
// Set TS_ENABLE low and read the value of TEMPSENSE 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 above a stovetop
gpio_set_pin_level(TS_ENABLE, false);
uint16_t value = watch_get_analog_pin_level(TEMPSENSE);
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;
/// TODO: LED
case 'r':
watch_set_led_color_rgb(255, 0, 0);
delay_ms(100);
watch_set_led_color_rgb(0, 0, 0);
// It is the tester's responsibility to check the LED color.
break;
case 'g':
watch_set_led_color_rgb(0, 255, 0);
delay_ms(100);
watch_set_led_color_rgb(0, 0, 0);
// It is the tester's responsibility to check the LED color.
break;
case 'b':
watch_set_led_color_rgb(0, 0, 255);
delay_ms(100);
watch_set_led_color_rgb(0, 0, 0);
// It is the tester's responsibility to check the LED color.
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));
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(10);
delay_ms(10);
watch_storage_write(10, 0, (const char *)"BEEP", 4);
watch_storage_sync();
watch_storage_read(10, 0, buf, 4);
delay_ms(10);
// No need to do anything here; comparison with 'beep' happens at next loop invocation.
break;
}
}
return false;
}

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@ -0,0 +1,10 @@
TOP = ../../..
include $(TOP)/make.mk
INCLUDES += \
-I../
SRCS += \
../app.c
include $(TOP)/rules.mk

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@ -12,6 +12,14 @@
#define BTN_MODE GPIO(GPIO_PORTA, 31)
#define WATCH_BTN_MODE_EIC_CHANNEL 11
// Temperature Sensor
#define TS_ENABLE GPIO(GPIO_PORTB, 23)
#define TEMPSENSE GPIO(GPIO_PORTA, 3)
// Light Sensor
#define IR_ENABLE GPIO(GPIO_PORTB, 22)
#define IRSENSE GPIO(GPIO_PORTA, 4)
// Buzzer
#define BUZZER GPIO(GPIO_PORTA, 27)
#define WATCH_BUZZER_TCC_PINMUX PINMUX_PA27F_TCC0_WO5

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@ -223,7 +223,7 @@ ifndef COLOR
$(error Set the COLOR variable to RED, BLUE, or GREEN depending on what board you have.)
endif
COLOR_VALID := $(filter $(COLOR),RED BLUE GREEN)
COLOR_VALID := $(filter $(COLOR),RED BLUE GREEN PRO)
ifeq ($(COLOR_VALID),)
$(error COLOR must be RED, BLUE, or GREEN)

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@ -45,7 +45,7 @@ static void _sunrise_sunset_set_expiration(sunrise_sunset_state_t *state, watch_
}
static void _sunrise_sunset_face_update(movement_settings_t *settings, sunrise_sunset_state_t *state) {
char buf[14];
char buf[11];
double rise, set, minutes, seconds;
bool show_next_match = false;
movement_location_t movement_location;
@ -87,7 +87,7 @@ static void _sunrise_sunset_face_update(movement_settings_t *settings, sunrise_s
watch_clear_colon();
watch_clear_indicator(WATCH_INDICATOR_PM);
watch_clear_indicator(WATCH_INDICATOR_24H);
sprintf(buf, "%s%2d none ", (result == 1) ? "SE" : "rI", scratch_time.unit.day);
snprintf(buf, sizeof(buf), "%s%2d none ", (result == 1) ? "SE" : "rI", scratch_time.unit.day);
watch_display_string(buf, 0);
return;
}
@ -120,7 +120,7 @@ static void _sunrise_sunset_face_update(movement_settings_t *settings, sunrise_s
} else if (settings->bit.clock_24h_leading_zero && scratch_time.unit.hour < 10) {
set_leading_zero = true;
}
sprintf(buf, "rI%2d%2d%02d%s", scratch_time.unit.day, scratch_time.unit.hour, scratch_time.unit.minute,longLatPresets[state->longLatToUse].name);
snprintf(buf, sizeof(buf), "rI%2d%2d%02d%s", scratch_time.unit.day, scratch_time.unit.hour, scratch_time.unit.minute,longLatPresets[state->longLatToUse].name);
watch_display_string(buf, 0);
if (set_leading_zero)
watch_display_string("0", 4);
@ -152,7 +152,7 @@ static void _sunrise_sunset_face_update(movement_settings_t *settings, sunrise_s
} else if (settings->bit.clock_24h_leading_zero && scratch_time.unit.hour < 10) {
set_leading_zero = true;
}
sprintf(buf, "SE%2d%2d%02d%s", scratch_time.unit.day, scratch_time.unit.hour, scratch_time.unit.minute, longLatPresets[state->longLatToUse].name);
snprintf(buf, sizeof(buf), "SE%2d%2d%02d%s", scratch_time.unit.day, scratch_time.unit.hour, scratch_time.unit.minute, longLatPresets[state->longLatToUse].name);
watch_display_string(buf, 0);
if (set_leading_zero)
watch_display_string("0", 4);
@ -212,16 +212,16 @@ static void _sunrise_sunset_face_update_location_register(sunrise_sunset_state_t
}
static void _sunrise_sunset_face_update_settings_display(movement_event_t event, sunrise_sunset_state_t *state) {
char buf[12];
char buf[11];
switch (state->page) {
case 0:
return;
case 1:
sprintf(buf, "LA %c %04d", state->working_latitude.sign ? '-' : '+', abs(_sunrise_sunset_face_latlon_from_struct(state->working_latitude)));
snprintf(buf, sizeof(buf), "LA %c %04d", state->working_latitude.sign ? '-' : '+', abs(_sunrise_sunset_face_latlon_from_struct(state->working_latitude)));
break;
case 2:
sprintf(buf, "LO %c%05d", state->working_longitude.sign ? '-' : '+', abs(_sunrise_sunset_face_latlon_from_struct(state->working_longitude)));
snprintf(buf, sizeof(buf), "LO %c%05d", state->working_longitude.sign ? '-' : '+', abs(_sunrise_sunset_face_latlon_from_struct(state->working_longitude)));
break;
}
if (event.subsecond % 2) {

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@ -97,6 +97,16 @@ void watch_enable_analog_input(const uint8_t pin) {
case A4:
gpio_set_pin_function(pin, PINMUX_PB00B_ADC_AIN8);
break;
#ifdef TEMPSENSE
case TEMPSENSE:
gpio_set_pin_function(pin, PINMUX_PA03B_ADC_AIN1);
break;
#endif
#ifdef IRSENSE
case IRSENSE:
gpio_set_pin_function(pin, PINMUX_PA04B_ADC_AIN4);
break;
#endif
default:
return;
}
@ -114,7 +124,15 @@ uint16_t watch_get_analog_pin_level(const uint8_t pin) {
return _watch_get_analog_value(ADC_INPUTCTRL_MUXPOS_AIN11_Val);
case A4:
return _watch_get_analog_value(ADC_INPUTCTRL_MUXPOS_AIN8_Val);
default:
#ifdef TEMPSENSE
case TEMPSENSE:
return _watch_get_analog_value(ADC_INPUTCTRL_MUXPOS_AIN1_Val);
#endif
#ifdef IRSENSE
case IRSENSE:
return _watch_get_analog_value(ADC_INPUTCTRL_MUXPOS_AIN4_Val);
#endif
default:
return 0;
}
}