New Features
IP20 Model Support
- Integrated IP20 into W55RP20 family (uses W55RP20 chip)
- Added high-speed baudrate support: 1Mbps, 2Mbps, 4Mbps, 8Mbps (firmware v1.2.1+)
- Enabled SSL TCP Client and MQTTS features
W55RP20 Series Enhancements
- Added high-speed baudrates (1M/2M/4M/8M) for W55RP20-S2E and W55RP20-S2E-2CH
- Firmware version-based baudrate filtering:
- Firmware >= v1.2.1: up to 8Mbps
- Firmware < v1.2.1: up to 460.8kbps
Bug Fixes
- Fixed W55RP20-S2E-2CH ch2_baud index shift issue
- Fixed SSL timeout (SO) loading bug for W55RP20-S2E-2CH with debug logging improvements
- Improved SSL timeout (SO/RO) handling for W55RP20-S2E
- Improved baudrate list management and device BR selection stability
Technical Changes
wizcmdset.py
- Moved IP20 to W55RP20_CMDSET branch (from WIZ5XX_RP_CMDSET)
- Added IP20 to firmware version check logic
- Extended BR (Baudrate) index support to 0-19
main_gui.py
- Added IP20 to W55RP20_FAMILY tuple
- Extended baudrate UI configuration (460800, 921600, 1M, 2M, 4M, 8M)
- Improved EB (channel 2 baudrate) handling for 2-port devices
- Enhanced baudrate selection logic
Supported Devices
- W55RP20-S2E: up to 8Mbps (FW >= 1.2.1) or 460.8kbps (FW < 1.2.1)
- W55RP20-S2E-2CH: up to 8Mbps (FW >= 1.2.1) or 460.8kbps (FW < 1.2.1)
- IP20: up to 8Mbps (FW >= 1.2.1) or 460.8kbps (FW < 1.2.1)
- WIZ750SR, WIZ750SR-1xx: up to 230.4kbps
- W232N: up to 230.4kbps
- Other WIZnet S2E devices: up to 921.6kbps
Notes
High-speed baudrates (1Mbps and above) require firmware v1.2.1 or later for W55RP20 series and IP20 models.
wizconfig_s2e_tool_1.5.8.3.exe has been scanned with Avira Free Security v1.1.114.3113 and verified clean.