Update: 更新esptool ( version: 4.7.0 )

tools/python/esptool/targets/esp32.py

@@ -17,8 +17,6 @@ class ESP32ROM(ESPLoader):
     IMAGE_CHIP_ID = 0
     IS_STUB = False
 
-    FPGA_SLOW_BOOT = True
-
     CHIP_DETECT_MAGIC_VALUE = [0x00F01D83]
 
     IROM_MAP_START = 0x400D0000
@@ -105,6 +103,8 @@ class ESP32ROM(ESPLoader):
 
     FLASH_ENCRYPTED_WRITE_ALIGN = 32
 
+    UF2_FAMILY_ID = 0x1C5F21B0
+
     """ Try to read the BLOCK1 (encryption key) and check if it is valid """
 
     def is_flash_encryption_key_valid(self):
@@ -281,7 +281,7 @@ class ESP32ROM(ESPLoader):
         return self.read_reg(self.EFUSE_RD_REG_BASE + (4 * n))
 
     def chip_id(self):
-        raise NotSupportedError(self, "chip_id")
+        raise NotSupportedError(self, "Function chip_id")
 
     def read_mac(self, mac_type="BASE_MAC"):
         """Read MAC from EFUSE region"""
@@ -361,6 +361,7 @@ class ESP32ROM(ESPLoader):
         return rom_calculated_freq
 
     def change_baud(self, baud):
+        assert self.CHIP_NAME == "ESP32", "This workaround should only apply to ESP32"
         # It's a workaround to avoid esp32 CK_8M frequency drift.
         rom_calculated_freq = self.get_rom_cal_crystal_freq()
         valid_freq = 40000000 if rom_calculated_freq > 33000000 else 26000000
@@ -373,6 +374,11 @@ class ESP32ROM(ESPLoader):
         time.sleep(0.05)  # get rid of garbage sent during baud rate change
         self.flush_input()
 
+    def check_spi_connection(self, spi_connection):
+        # Pins 30, 31 do not exist
+        if not set(spi_connection).issubset(set(range(0, 30)) | set((32, 33))):
+            raise FatalError("SPI Pin numbers must be in the range 0-29, 32, or 33.")
+
 
 class ESP32StubLoader(ESP32ROM):
     """Access class for ESP32 stub loader, runs on top of ROM."""