Add delay for scan

203-Systems · Dec 1, 2024 · 52243c7 · 52243c7
1 parent 21ee51f
commit 52243c7
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Showing 2 changed files with 19 additions and 2 deletions.
diff --git a/ports/espressif/components/bootloader/subproject/main/bootloader_start.c b/ports/espressif/components/bootloader/subproject/main/bootloader_start.c
@@ -232,7 +232,24 @@ static int selected_boot_partition(const bootloader_state_t *bs) {
 
             esp_rom_gpio_pad_select_gpio(PIN_BUTTON_UF2);
             PIN_INPUT_ENABLE(GPIO_PIN_MUX_REG[PIN_BUTTON_UF2]);
-            esp_rom_gpio_pad_pullup_only(PIN_BUTTON_UF2);
+            #ifdef BUTTON_ACTIVE_HIGH
+            gpio_pad_pulldown(PIN_BUTTON_UF2);
+            #else
+            gpio_pad_pullup(PIN_BUTTON_UF2);
+            #endif
+            for(volatile uint16_t i = 0; i < 100; i++){} //Add small delay
+#ifndef FASTBOOT
+            uint32_t tm_start = esp_log_early_timestamp();
+            while (UF2_DETECTION_DELAY_MS > (esp_log_early_timestamp() - tm_start) )
+            {
+#endif
+              #ifdef BUTTON_ACTIVE_HIGH
+              if ( gpio_ll_get_level(&GPIO, PIN_BUTTON_UF2) == 1 )
+              #else
+              if ( gpio_ll_get_level(&GPIO, PIN_BUTTON_UF2) == 0 )
+              #endif
+                {
+                ESP_LOGI(TAG, "Detect GPIO %d active to enter UF2 bootloader", PIN_BUTTON_UF2);
 
             // run the GPIO detection at least once even if UF2_DETECTION_DELAY_MS is set to zero
             uint32_t tm_start = esp_log_early_timestamp();

diff --git a/workspace.code-workspace b/workspace.code-workspace
@@ -8,7 +8,7 @@
 		"terminal.integrated.shell.windows" : "cmd.exe",
 		"terminal.integrated.shellArgs.windows" : [
 			"/k",
-			"lib\\esp-idf\\export.bat"
+			"C:\\Espressif\\frameworks\\esp-idf-v4.4\\export.bat"
 		],
 		"files.associations": {
 			"*.mk": "makefile",