# Changes

- Fix Visual glitch in Clear Screen
- Add Long Time Screenshot
- Try fix sd card issue (still not working)

source/hw_config.c

@@ -1,25 +1,27 @@
 #include "hw_config.h"
 
-/* SDIO Interface */
-static sd_sdio_if_t sdio_if = {
-    /*
-    Pins CLK_gpio, D1_gpio, D2_gpio, and D3_gpio are at offsets from pin
-    D0_gpio. The offsets are determined by sd_driver\SDIO\rp2040_sdio.pio.
-        CLK_gpio = (D0_gpio + SDIO_CLK_PIN_D0_OFFSET) % 32;
-        As of this writing, SDIO_CLK_PIN_D0_OFFSET is 30,
-            which is -2 in mod32 arithmetic, so:
-        CLK_gpio = D0_gpio -2.
-        D1_gpio = D0_gpio + 1;
-        D2_gpio = D0_gpio + 2;
-        D3_gpio = D0_gpio + 3;
-    */
-    .CMD_gpio = 3,
-    .D0_gpio = 4,
-    .baud_rate = 125 * 1000 * 1000 / 6  // 20833333 Hz
+#include "diskio.h"
+#include "ff.h"  // FatFs
+#include "hardware/spi.h"
+
+// 1. SPI hardware + pin config
+static spi_t spi1_config = {
+    .hw_inst = spi1,
+    .sck_gpio = 10,
+    .mosi_gpio = 11,
+    .miso_gpio = 12,
+    .baud_rate = 10 * 1000 * 1000  // 10 MHz is safe to start
 };
 
-/* Hardware Configuration of the SD Card socket "object" */
-static sd_card_t sd_card = {.type = SD_IF_SDIO, .sdio_if_p = &sdio_if};
+// 2. SPI interface for SD card
+static sd_spi_if_t spi_if = {
+    .spi = &spi1_config,
+    .ss_gpio = 9,
+    .set_drive_strength = false  // set to true and configure if needed
+};
+
+static sd_card_t sd_card = {
+    .type = SD_IF_SPI, .spi_if_p = &spi_if, .use_card_detect = false};
 
 /**
  * @brief Get the number of SD cards.

source/main.cpp

@@ -52,7 +52,7 @@ constexpr uint PinSda = 19;
 
 TFT tft(PinCs, PinDc, PinRst, PinSck, PinSda);
 
-#define ClearScreen(c) tft.DrawRect(0, 0, 127, 159, c)
+#define ClearScreen(c) tft.DrawRect(0, 0, 128, 160, c)
 
 void DrawChar(uint8_t x, uint8_t y, char c, uint16_t fg, uint16_t bg) {
   if (c < 0 || c > 255) return;
@@ -185,31 +185,56 @@ void list_average(float *avg_temp, float *avg_humidity) {
 bme280_ctx *ctx;
 
 int init_fs() {
-  printf("Init FS\n");
-  FATFS fs;
-  FRESULT fr = f_mount(&fs, "", 1);
-  if (fr != FR_OK) {
-    printf("f_mount error: %s\n", FRESULT_str(fr));
+  if (!sd_init_driver()) {
+    err("SD driver init failed.");
+    return 1;
+  }
+
+  sd_card_t *sd = sd_get_by_num(0);
+  if (!sd) {
+    err("sd_get_by_num returned NULL");
+    return 1;
+  }
+
+  if (!sd_card_detect(sd)) {
+    err("SD card detect failed.");
+    return 1;
+  }
+
+  const char *drive_prefix = sd_get_drive_prefix(sd);
+  if (!drive_prefix) {
+    err("sd_get_drive_prefix returned NULL");
+    return 1;
+  }
+  sleep_ms(1000);
+  FRESULT res = f_mount(&sd->state.fatfs, "0:", 1);
+  if (res != FR_OK) {
+    err(std::format("f_mount failed\nerror code: {}", (int)res).c_str());
     return 1;
   }
 
   FIL fil;
   const char *fn = "test.txt";
-  fr = f_open(&fil, fn, FA_OPEN_APPEND | FA_WRITE);
+  FRESULT fr = f_open(&fil, fn, FA_OPEN_APPEND | FA_WRITE);
   if (fr != FR_OK) {
-    printf("f_open error: %s\n", FRESULT_str(fr));
+    err("f_open failed");
     return 1;
   }
+
   if (f_printf(&fil, "Hello World!\n") < 0) {
-    printf("Failed to write!");
+    err("Failed to write to file");
+    f_close(&fil);
     return 1;
   }
+
   fr = f_close(&fil);
   if (fr != FR_OK) {
-    printf("f_close error: %s\n", FRESULT_str(fr));
+    err("f_close failed");
     return 1;
   }
-  f_unmount("");
+
+  f_unmount(drive_prefix);
+
   return 0;
 }
 
@@ -228,10 +253,6 @@ int main() {
     tft.WriteData16(boot_image[i]);
   }
 
-  // if (init_fs() != 0) {
-  //   return 1;
-  // }
-
   /// NO WIFI CHECK ///
   gpio_init(PinNoWifi);
   gpio_pull_down(PinNoWifi);
@@ -254,6 +275,9 @@ int main() {
     sleep_ms(2000);
   }
   ClearScreen(0xffff);
+  // if (init_fs() != 0) {
+  //   err("FS Init Error");
+  // }
 
   ctx = bme280_init(I2C_PORT, I2C_SDA, I2C_SCL);
   if (use_wifi) {