v1.10.0 (2025-09-25)

✨ New Features

• Add support for communication via CP210x and CH34x serial converters (Jaroslav Burian - 8c67fdc)
• Add support for USB CDC ACM for ESP32-P4 as a host (Jaroslav Burian - e6e5282)

🐛 Bug Fixes

• esp32c2: Fix transmission rate change for ESP32-C2 with 26 MHz crystal (Jaroslav Burian - bb5bc52)
• esp32c2: Add missing magic value of new ECO4 (Jaroslav Burian - 468221a)

📖 Documentation

• Better unify example README files and remove explicit references to ESP32 as a target (Jaroslav Burian - a70404c)
• Create new strucured documentation with separated files for each topic (Jaroslav Burian - 86e49eb)

🔧 Code Refactoring

• Update driver dependency (Chen Chen - 610873b)

v1.9.0 (2025-07-21)

✨ New Features

• add erase function (Jaroslav Burian - 1c36d0a)
• add esp32_sdio_example to demonstrate SDIO flashing (Jaroslav Burian - bb41a06)
• add support for SDIO flashing (Jaroslav Burian - e5ae852)
• add support for ESP32-P4 (Jaroslav Burian - e475fe5)
• Add ESP32-C5 support without stub (Jaroslav Burian - f82b1a4)

🐛 Bug Fixes

• ensure stubs for targets are stored in flash to save RAM space (Jaroslav Burian - e3572f3)
• flash error log indentation (Jaroslav Burian - 8d6504d)
• add missing stub error codes (Jaroslav Burian - f452b3b)
• properly check flash size when verifying flash (Jaroslav Burian - cf1ca67)
• writing above 0x200000 in SDM (Jaroslav Burian - 34d27fe)
• use correct image header size for ESP8266 (Jaroslav Burian - 3f7a78f)
• esp8266 bootloader offset address (Jaroslav Burian - 4858e98)

📖 Documentation

• zephyr: improve description of how to use the Zephyr example (Jaroslav Burian - 08f5f41)
• fix Markdown syntax and improve notes (Jaroslav Burian - 52c064e)
• mention tested SDK and toolchain versions for each port (Jaroslav Burian - 4b556cd)
• add link to devcon talk (Jaroslav Burian - 8869652)

🔧 Code Refactoring

• change chip magic values to variable-length pointer array (Jaroslav Burian - 2b2066c)

v1.8.0 (2025-01-27)

✨ New Features

• examples: Add ESP32 fast reflash example with MD5 check (Jaroslav Burian - e0b9b05)
• Add a function to check flash regions against a known MD5 (Djordje Nedic - dd480bc)
• Add the SDIO inteface and the corresponding esp port (Djordje Nedic - b74194b)

🐛 Bug Fixes

• esp32s3: Ensure electric current capabilities allowing to flash devkits with UART converters (Jaroslav Burian - 05d78a4)
• Print MD5 debug as hex string when using stub (Jaroslav Burian - ab0ce64)
• Unify debug prints of all ports (Jaroslav Burian - ccfd42c)
• Set default flash size when detection fails (Jaroslav Burian - adbe6ab)
• INVALID_ARG error when ESP32P4 used as a host (Jaroslav Burian - b42d1d8)
• Return when SDIO connection not initialized (Jaroslav Burian - 3ee2b25)
• esp32c2 incorrect SPI flash config detection (Jaroslav Burian - ed43e0a)
• Add missing definition for Zephyr debug trace (Jaroslav Burian - 86effb2)
• Update USB reset sequence (Jaroslav Burian - f64cf7c)

📖 Documentation

• Update log output for Zephyr example (Jaroslav Burian - 7abd989)
• Fix swapped RX and TX in Zephyr example (Jaroslav Burian - 7855e5e)

v1.7.0 (2024-11-25)

New Features

• Add support for reading from target flash
• Add support for inverting reset and boot pins
• Update zephyr example to v4.0.0
• examples: Provide more useful error messages

Bug Fixes

• Clarify and validate alignment requirements for flashing
• ROUNDUP calculation fix
• Zephyr example
• Handling of USB buffer overflow
• Callback when USB port is disconnected

v1.6.2 (2024-10-18)

Bug Fixes

• Fix the ESP USB CDC ACM port read return value

v1.6.1 (2024-10-15)

Bug Fixes

• Fix ESP32-H2 flash detection

v1.6.0 (2024-09-26)

New Features

• Add support for Secure Download Mode
• Add support for getting target security info
• Add logging from target to rpi pico port

Bug Fixes

• Add delay to usb example to ensure connection
• Do not enable logging if flashing error - STM
• Add missing esp32c3 chip magic numbers
• Multiple timeout fixes
• Only check if image fits into flash when we know flash size
• Duplicate word in logging message

Code Refactoring

• protocol: Rework command and response handling code
• protocol: Add support for receiving variably sized SLIP packets

v1.5.0 (2024-08-13)

New Features

• Add the Raspberry Pi Pico port

v1.4.1 (2024-07-16)

Bug Fixes

• Add correct MD5 calculation with stub enabled
• Remove duplicate word in logging

v1.4.0 (2024-07-02)

New Features

• Add stub-support - special thanks to @higaski for contributions related to this feature

Bug Fixes

• Fix MD5 option handling