eBUS Adapter Shield v5

Firmware change history

See also on github.

Version 2024-10-27, reported as 1[4a1b]

Flash this version

• features:
  • add retrieval of credentials from WPS with push button mode (PBC) when device is blank
  • add mDNS device string to the UI
  • add Wi-Fi 6 only protocol selection on C6
• fixes:
  • arbitrary reboots issued by RGB LED driver
  • mDNS service list in case of late station connection
• other:
  • updated ESP-IDF to v5.3.1 release on commit a0f798c

Version 2024-10-08, reported as 1[4a08]

Flash this version

• features:
  • add estimate bus voltage report to enhanced protocol
  • add average of several samples for adc command
• other:
  • updated ESP-IDF to v5.3.1 release on commit 707d097 (including the massively changed USB serial driver)

Version 2024-08-25, reported as 1[4819]

Flash this version

• features:
  • better responsive web UI
  • add mDNS for auto discovery
• fixes:
  • HW ID determination for C6
• other:
  • updated ESP-IDF to commit 0bbd728 (without the massively changed USB serial driver though)

Version 2024-08-09, reported as 1[4809]

Flash this version

• features:
  • first version also released for ESP32-C6 supporting the C6 Edition
• other:
  • updated ESP-IDF to released v5.3 version on commit dc7fb34 (without the massively changed USB serial driver though)

Version 2024-06-15, reported as 1[460f]

Flash this version

• features:
  • add logging of last data exchanged to/from eBUS/host on error log and in verbose mode
• fixes:
  • enable another WiFi optimization setting of ESP-IDF to improve TCP transfer
  • remove one case reported as host protocol error, that is actually in responsibility of ebusd and not the adapter
• other:
  • updated ESP-IDF to current git (release/v5.3 branch) on commit ae87691

Version 2024-05-26, reported as 1[451a]

Flash this version

• features:
  • first version also released for Wemos C3 mini for use on older adapters
  • improved workaround for skipping too lengthy HTTP request headers (for weird cloudflare tunneling)
  • show initial network connection as green fade off
  • smaller web UI improvements
  • use dedicated reset pin for USR-ES1/W5500 Ethernet
• fixes:
  • missed reboot from web UI when skipping startup procedure
• other:
  • updated ESP-IDF to current git (release/v5.3 branch)

Version 2024-05-18, reported as 1[4512]

Flash this version

• features:
  • nicer web UI, better responsive layout for the pins section
  • skip too lengthy HTTP request headers (workaround for weird cloudflare tunneling)
• fixes:
  • correct topic extraction on received MQTT messages

Version 2024-05-05, reported as 1[4505]

Flash this version

• features:
  • improve timers and async handling of timed tasks (MQTT, LEDs)
  • force full Wi-Fi calibration
  • add wifi power+protocol+channel selection
  • more verbose “query” and “ip” command output
  • remove annoying vfs warning
  • add workaround for DNS via DHCP
  • increase tolerated HTTP header length
  • disable queueing TCP out-of-order packets
  • nicer web UI, better responsive layout
• other:
  • updated ESP-IDF to current git (release/v5.3 branch)

Version 2024-04-20, reported as 1[4414]

Flash this version

• features:
  • add ps command
• other:
  • switched ESP-IDF to release/v5.3 branch and updated to latest

Version 2024-04-15, reported as 1[440f]

Flash this version

• features:
  • MQTT support with status info like version, uptime, eBUS signal, temperature, AP RSSI
  • configurable HTTPS certificate
• other:
  • updated ESP-IDF to current git

Version 2024-03-30, reported as 1[431e]

Flash this version

• fixes:
  • avoid unnecessary wait when sending to eBUS after successful arbitration

Version 2024-03-17, reported as 1[4311]

Flash this version

• features:
  • nicer web UI, better responsive layout
  • new improved architecture for eBUS access
  • detect active host on JTAG ebusd connection
  • add last-modified handling to httpd
  • calibrate adc and add isadc command
  • enhanced some commands
• fixes:
  • allow using eth command without args on blank NVS
  • allow 64 chars in WIFI passwords
  • hide credential input fields unless needed (prevents undesired auto fill by some browsers)
  • avoid unnecessary httpd connection close
  • remove useless logging
• other:
  • updated ESP-IDF to current git

Version 2024-01-06, reported as 1[4106]

Flash this version

• features:
  • add station rssi to enhanced info
  • add https option with self-signed certificate
• fixes:
  • slow or missing response to enhanced info when there is no eBUS signal
  • potential fix for JTAG connection (aligned with b8e8042)
• other:
  • updated ESP-IDF to current git

Version 2023-12-23, reported as 1[3c17]

Flash this version

• fixes:
  • fix http server when Ethernet is configured only
• other:
  • updated ESP-IDF to current git

Version 2023-12-17, reported as 1[3c11]

Flash this version

• features:
  • add ping + ip REPL commands
  • improve transfer speed for HTTP requests
  • force full WIFI calibration and disable WIFI power save
  • add OTA with 2 swappable partitions
• fixes:
  • memory leak on REPL help command
• other:
  • updated ESP-IDF to current git

Version 2023-10-15, reported as 1[3a0f]

Flash this version

• features:
  • add full scan of WIFI to find the strongest AP, fade blue LED while doing so during boot
  • add AP ID to scan and query commands
  • add better startup logging
• fixes:
  • fix BTN press to skip normal boot detection while LEDs fade during boot
  • fix reset upon BTN press when normal boot was skipped
  • fix old I2C driver message
• other:
  • updated ESP-IDF to current git

Version 2023-09-17, reported as 1[3911]

Flash this version

• features:
  • add update check to web UI
• fixes:
  • fix optimize handling of host TCP socket
  • fix increase wait time for debouncing BTN press
  • fix increase API request timeouts in web UI
  • fix httpd not started with fix IP and Ethernet only
  • fix too many open sockets in httpd
  • fix potential bytes not sent to host via JTAG serial or UART or to eBUS
• other:
  • updated ESP-IDF to current git

Version 2023-09-03, reported as 1[3903]

Flash this version

• features:
  • add option to adjust the bitrate used for eBUS
  • add measurement of bitrate on eBUS and arbitration delay by master
• fixes:
  • fix credentials not being used for API calls by web UI
  • fix invalid value type for number fields in web UI
  • fix use of settings with an empty string
  • fix using a fixed IP
• other:
  • updated web UI packages

Version 2023-08-15, reported as 1[380f]

Flash this version

• features:
  • turn off station when configuring Ethernet via IMPROV
• fixes:
  • fix for empty user name forcing HTTP authentication
  • fix not executed reboot on button long press
• other:
  • updated ESP-IDF to current git

Version 2023-08-06, reported as 1[3806]

Flash this version

• features:
  • add optional HTTP authentication for sensitive endpoints
  • no longer start AP automatically for 2 minutes (AP mode can still be entered by pressing button during boot)
• fixes:
  • fix potential reboot loop when set to USB
• other:
  • updated ESP-IDF to current git
  • updated web UI packages

Version 2023-06-18, reported as 1[3612]

Flash this version

• features:
  • allow setting enhanced/non-enhanced protocol, LED usage and arbitration delay from web
  • smaller enhancements to web UI, better responsive layout
• other:
  • updated ESP-IDF to current git
  • updated web UI packages

Version 2023-05-01, reported as 1[3501]

Flash this version

• feat: first version with support for:
  • all eBUS host connection types: WIFI, Ethernet, Raspi, and USB
  • enhanced and non-enhanced protocol
  • flashing and basic setup (IMPROV) via web including Ethernet
  • “easi>” config via web and serial REPL
  • reading 1-wire DS18B20
  • reading BMP180, BMP180, BME280 (REPL only)
  • control of LEDs and LED strip (REPL only)
  • optional SSD1306 for status display (REPL only)

Erase tool

This is not a real firmware but just a little helper for erasing the whole NVS storage part, i.e. clear all settings and start from scratch.