eBUS Adapter Shield v5

Firmware change history

See also on github.

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

• 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]

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

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

• 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]

• 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]

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

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

• 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]

• 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]

• 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]

• 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]

• 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]

• 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]

• 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]

• 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.