Merge pull request #133 from pkendall64/esp32c3-support

ESP32C3 support for TX backpack
ExpressLRS · Mar 26, 2024 · 0b801ca · 0b801ca
2 parents e870b89 + 464001b
commit 0b801ca
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Showing 3 changed files with 42 additions and 3 deletions.
diff --git a/python/binary_flash.py b/python/binary_flash.py
@@ -92,7 +92,8 @@ def upload_esp32_uart(args):
  args.port = serials_find.get_serial_port()
  try:
  dir = os.path.dirname(args.file.name)
- esptool.main(['--chip', 'esp32', '--port', args.port, '--baud', str(args.baud), '--after', 'hard_reset', 'write_flash', '-z', '--flash_mode', 'dio', '--flash_freq', '40m', '--flash_size', 'detect', '0x1000', os.path.join(dir, 'bootloader.bin'), '0x8000', os.path.join(dir, 'partitions.bin'), '0xe000', os.path.join(dir, 'boot_app0.bin'), '0x10000', args.file.name])
+ start_addr = '0x0000' if args.platform.startswith('esp32-c') else '0x1000'
+ esptool.main(['--chip', args.platform.replace('-', ''), '--port', args.port, '--baud', str(args.baud), '--after', 'hard_reset', 'write_flash', '-z', '--flash_mode', 'dio', '--flash_freq', '40m', '--flash_size', 'detect', start_addr, os.path.join(dir, 'bootloader.bin'), '0x8000', os.path.join(dir, 'partitions.bin'), '0xe000', os.path.join(dir, 'boot_app0.bin'), '0x10000', args.file.name])
  except:
  return ElrsUploadResult.ErrorGeneral
  return ElrsUploadResult.Success
@@ -102,7 +103,8 @@ def upload_esp32_etx(args):
  args.port = serials_find.get_serial_port()
  try:
  dir = os.path.dirname(args.file.name)
- esptool.main(['--passthrough', '--chip', 'esp32', '--port', args.port, '--baud', '460800', '--before', 'etx', '--after', 'hard_reset', 'write_flash', '-z', '--flash_mode', 'dio', '--flash_freq', '40m', '--flash_size', 'detect', '0x1000', os.path.join(dir, 'bootloader.bin'), '0x8000', os.path.join(dir, 'partitions.bin'), '0xe000', os.path.join(dir, 'boot_app0.bin'), '0x10000', args.file.name])
+ start_addr = '0x0000' if args.platform.startswith('esp32-c') else '0x1000'
+ esptool.main(['--passthrough', '--chip', args.platform.replace('-', ''), '--port', args.port, '--baud', '460800', '--before', 'etx', '--after', 'hard_reset', 'write_flash', '-z', '--flash_mode', 'dio', '--flash_freq', '40m', '--flash_size', 'detect', start_addr, os.path.join(dir, 'bootloader.bin'), '0x8000', os.path.join(dir, 'partitions.bin'), '0xe000', os.path.join(dir, 'boot_app0.bin'), '0x10000', args.file.name])
  except:
  return ElrsUploadResult.ErrorGeneral
  return ElrsUploadResult.Success
@@ -112,7 +114,8 @@ def upload_esp32_passthru(args):
  args.port = serials_find.get_serial_port()
  try:
  dir = os.path.dirname(args.file.name)
- esptool.main(['--passthrough', '--chip', 'esp32', '--port', args.port, '--baud', '230400', '--before', 'passthru', '--after', 'hard_reset', 'write_flash', '-z', '--flash_mode', 'dio', '--flash_freq', '40m', '--flash_size', 'detect', '0x1000', os.path.join(dir, 'bootloader.bin'), '0x8000', os.path.join(dir, 'partitions.bin'), '0xe000', os.path.join(dir, 'boot_app0.bin'), '0x10000', args.file.name])
+ start_addr = '0x0000' if args.platform.startswith('esp32-c') else '0x1000'
+ esptool.main(['--passthrough', '--chip', args.platform.replace('-', ''), '--port', args.port, '--baud', '230400', '--before', 'passthru', '--after', 'hard_reset', 'write_flash', '-z', '--flash_mode', 'dio', '--flash_freq', '40m', '--flash_size', 'detect', start_addr, os.path.join(dir, 'bootloader.bin'), '0x8000', os.path.join(dir, 'partitions.bin'), '0xe000', os.path.join(dir, 'boot_app0.bin'), '0x10000', args.file.name])
  except:
  return ElrsUploadResult.ErrorGeneral
  return ElrsUploadResult.Success

diff --git a/targets/common.ini b/targets/common.ini
@@ -47,6 +47,19 @@ board_build.f_cpu = 240000000L
 build_flags =
  -D PLATFORM_ESP32=1
 
+# ------------------------- COMMON ESP32 DEFINITIONS -----------------
+[env_common_esp32c3]
+platform = [email protected]
+board = esp32-c3-devkitm-1
+board_build.partitions = min_spiffs.csv
+upload_speed = 460800
+monitor_speed = 460800
+upload_resetmethod = nodemcu
+board_build.f_cpu = 240000000L
+build_flags =
+ -D PLATFORM_ESP32=1
+lib_ignore = STM32UPDATE
+
 # ------------------------- COMMON TX-BACKPACK DEFINITIONS -----------------
 [tx_backpack_common]
 build_flags =

diff --git a/targets/txbp_esp.ini b/targets/txbp_esp.ini
@@ -23,3 +23,26 @@ extends = env:ESP_TX_Backpack_via_UART
 extends = env:ESP_TX_Backpack_via_UART
 upload_speed = 230400
 upload_command = python "$PROJECT_DIR/python/external/esptool/esptool.py" --passthrough -b $UPLOAD_SPEED ${UPLOAD_PORT and "-p "+UPLOAD_PORT} -c esp8266 --before passthru --after hard_reset write_flash 0x0000 "$SOURCE"
+
+
+[env:ESP32C3_TX_Backpack_via_UART]
+extends = env_common_esp32c3, tx_backpack_common
+build_flags =
+ ${env_common_esp32c3.build_flags}
+ ${tx_backpack_common.build_flags}
+ -D PIN_BUTTON=9
+ -D PIN_LED=8
+upload_resetmethod = nodemcu
+
+[env:ESP32C3_TX_Backpack_via_ETX]
+extends = env:ESP32C3_TX_Backpack_via_UART
+upload_speed = 460800
+upload_command = python "$PROJECT_DIR/python/external/esptool/esptool.py" --passthrough -b $UPLOAD_SPEED ${UPLOAD_PORT and "-p "+UPLOAD_PORT} -c esp32c3 --before etx --after hard_reset write_flash 0x0000 "$BUILD_DIR/bootloader.bin" 0x8000 "$BUILD_DIR/partitions.bin" 0xe000 "$BUILD_DIR/boot_app0.bin" 0x10000 "$SOURCE"
+
+[env:ESP32C3_TX_Backpack_via_WIFI]
+extends = env:ESP32C3_TX_Backpack_via_UART
+
+[env:ESP32C3_TX_Backpack_via_PASSTHRU]
+extends = env:ESP32C3_TX_Backpack_via_UART
+upload_speed = 230400
+upload_command = python "$PROJECT_DIR/python/external/esptool/esptool.py" --passthrough -b $UPLOAD_SPEED ${UPLOAD_PORT and "-p "+UPLOAD_PORT} -c esp32c3 --before passthru --after hard_reset write_flash 0x0000 "$BUILD_DIR/bootloader.bin" 0x8000 "$BUILD_DIR/partitions.bin" 0xe000 "$BUILD_DIR/boot_app0.bin" 0x10000 "$SOURCE"