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Meck/Web App Guide.md

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Web Reader & IRC - Meck v0.9.5

Press B from the home screen to open the web reader. The web reader is available on the BLE and 4G variants. It is excluded from the standalone audio variant to preserve zero-radio-power design.

The web reader home screen provides access to the IRC client, the URL bar, your bookmarks, and browsing history. Use W / S to navigate the list and Enter to select an item.

Web Browser

A text-centric web browser ("reader mode") that fetches pages over WiFi, strips HTML to readable text, extracts links as numbered references, and paginates content for the e-ink display. Still very much in development, but already useful for text-heavy websites.

Includes basic web search via DuckDuckGo Lite — type a search query into the URL bar and it will be sent to DuckDuckGo.

EPUB Downloads

If you follow a link to an .epub file, it will be saved directly to the /books/ folder on your SD card. You can then read it in the e-book reader (press E from the home screen).

Bookmarks

Press K while on a page to save a bookmark. Bookmarks appear on the web reader home screen below the URL bar. To delete a bookmark, open the browser home screen, scroll down to the bookmark, and press Delete.

Cookies & History

Press X to clear cookies and browsing history.


IRC Client

The IRC client lets you connect to IRC networks directly from the device. It is accessed from the web reader home screen — select IRC Chat (the first item) and press Enter.

If you are not currently connected, the IRC setup screen opens where you can configure the server, port, nickname, and channel. If you are already connected, you go straight to the chat view.

IRC Setup

The setup screen has five fields. Use W / S to navigate between them and press Enter to edit a field (type the value, then Enter to confirm).

Field Description Default
Host IRC server hostname (e.g. irc.libera.chat)
Port Server port. Use 6697 for TLS or 6667 for plain 6697
Nick Your IRC nickname (max 16 characters)
Channel Channel to join, including the # (e.g. #meshcore)
Connect Select and press Enter to connect

TLS is used automatically when the port is 6697. Other ports connect without encryption.

Configuration is saved to the SD card at /web/irc.cfg and restored on next launch, so you only need to enter server details once.

If WiFi is not connected when you press Connect, you'll be taken to the WiFi setup screen first.

IRC Chat View

Once connected and joined to the channel, you'll see messages in a scrollable chat view. The channel name and connection status are shown at the top.

Key Action
Enter Start composing a message (type, then Enter to send)
Backspace Delete last character while composing; exit compose if empty
W / S Scroll up (older) / down (newer) through messages
X Disconnect from IRC and return to web reader home
Q Return to web reader home (connection stays alive in background)

The IRC connection remains active when you press Q to go back to the web reader home screen. You'll see the connection status and channel name displayed on the IRC Chat line. Select it and press Enter to return to the chat. Press X from the chat view to disconnect.

The client automatically reconnects if the connection drops (10-second delay between attempts) and detects dead connections after 5 minutes of inactivity via ping timeout.

Messages are stored in a circular buffer of 64 messages. Older messages are discarded as new ones arrive.


Key Bindings

From Home Screen

Key Action
b Open web reader

Web Reader - Home View

Key Action
w / s Navigate up/down in IRC / URL bar / bookmarks / history
Enter Select IRC Chat, activate URL bar, or open bookmark/history item
Type Enter URL (when URL bar is active)
q Exit to firmware home

Web Reader - Reading View

Key Action
w / a Previous page
s / d / Space Next page
l or Enter Enter link selection (type link number)
g Go to new URL (return to web reader home)
k Bookmark current page
x Clear cookies and history
q Back to web reader home

Web Reader - WiFi Setup

Key Action
w / s Navigate SSID list
Enter Select SSID / submit password / retry
Type Enter WiFi password
q Back

IRC - Setup View

Key Action
w / s Navigate fields (Host / Port / Nick / Channel / Connect)
Enter Edit selected field, or connect (when on Connect button)
Type Enter field value (when editing)
Backspace Delete last character (when editing)
q Back to web reader home

IRC - Chat View

Key Action
Enter Start composing / send message
Backspace Delete character / exit compose if empty
w / s Scroll older / newer messages
x Disconnect and return to web reader home
q Back to web reader home (stays connected)

WiFi

The web reader and IRC client both use WiFi for network access. On first use, you'll be taken to the WiFi setup screen to scan for networks and enter a password. Credentials are saved to /web/wifi.cfg on the SD card and used for auto-reconnect on subsequent launches.

On the 4G variant, the web reader currently uses WiFi. A future update will add PPP support via the A7682E cellular modem, allowing the browser and IRC to work over cellular data without WiFi.


SD Card Structure

/web/
  wifi.cfg         - Saved WiFi credentials (auto-reconnect)
  bookmarks.txt    - One URL per line
  history.txt      - Recent URLs, newest first
  irc.cfg          - IRC server/port/nick/channel config

Conditional Compilation

All web reader code is wrapped in #ifdef MECK_WEB_READER guards. The flag is set:

  • meck_audio_ble: Yes (-D MECK_WEB_READER=1) — WiFi available via BLE radio stack
  • meck_4g_ble: Yes (-D MECK_WEB_READER=1) — WiFi now, PPP via A7682E in future
  • meck_4g_standalone: Yes (-D MECK_WEB_READER=1) — WiFi works better without BLE (no teardown needed, more free heap)
  • meck_audio_standalone: No — excluded to preserve zero-radio-power design