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irda demo: minimum viable file upload test

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This commit is contained in:
joeycastillo 2024-11-16 11:03:52 -05:00
parent 16afeb7193
commit 6954fe60cb
1 changed files with 42 additions and 2 deletions
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44
watch-faces/demo/irda_demo_face.c
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@ -29,6 +29,7 @@
#include "eic.h"
#include "usb.h"
#include "uart.h"
#include "filesystem.h"
#ifdef HAS_IR_SENSOR
@ -48,7 +49,7 @@ void irda_demo_face_activate(void *context) {
HAL_GPIO_IR_ENABLE_clr();
HAL_GPIO_IRSENSE_in();
HAL_GPIO_IRSENSE_pmuxen(HAL_GPIO_PMUX_SERCOM_ALT);
uart_init_instance(0, UART_TXPO_NONE, UART_RXPO_0, 600);
uart_init_instance(0, UART_TXPO_NONE, UART_RXPO_0, 900);
uart_set_irda_mode_instance(0, true);
uart_enable_instance(0);
}
@ -63,10 +64,49 @@ bool irda_demo_face_loop(movement_event_t event, void *context) {
case EVENT_TICK:
{
char data[32];
char filename[9];
char content[30];
size_t bytes_read = uart_read_instance(0, data, 32);
if (bytes_read) {
// data is in the format: ">FILENAME>CONTENT" followed by a one-byte checksum
uint8_t checksum = 0;
for (size_t i = 0; i < bytes_read - 1; i++) {
checksum += data[i];
}
if (checksum != data[bytes_read - 1]) {
// failed
movement_force_led_on(48, 0, 0);
} else {
// parse the data
if (data[0] != '>') {
// failed
movement_force_led_on(48, 30, 0);
} else {
size_t i = 1;
while (data[i] != '>' && i < 9) {
filename[i - 1] = data[i];
i++;
}
if (i == 9) {
// failed
movement_force_led_on(48, 0, 30);
} else {
filename[i - 1] = 0;
i++;
size_t j = 0;
while (i < bytes_read - 1) {
content[j] = data[i];
i++;
j++;
}
content[j] = 0;
}
}
// write the data to the file
filesystem_write_file(filename, content, strlen(content));
movement_force_led_on(0, 48, 0);
}
char buf[14];
movement_force_led_on(0, 48, 0);
snprintf(buf, 11, "IR%2d%c%c%c%c%c%c", bytes_read, data[0], data[1], data[2], data[3], data[4], data[5]);
watch_clear_display();
watch_display_text(WATCH_POSITION_FULL, buf);