Navigating the Lammert Bies website
- Who is Lammert Bies?
- Interfacing: general info
- RS232 specifications
- RS422 specifications
- RS423 specifications
- RS485 specifications
- Serial UART info
- RS232 I/O ports and IRQs
- RS232 flow control and handshaking
- Which RS232 null modem?
- GPIB Interface Bus
- VGA monitor cable
- HDMI multimedia interface
- Bluetooth interface
- Introduction to VoIP
- Hayes AT command set
- On-line CRC calculation
- ASCII character set
- Schmitt-trigger inputs
- Browser Header Checker
- Iptables firewall configuration
- Modular cables, adapters and jacks
- USB, universal serial bus
- RS-232 cables
- Parallel cables
- PLC programming and data cables
- DIY electronics projects
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Yes, we have to divide up our time like that,
between our politics and our equations.
But to me our equations are far more important,
for politics are only a matter of present concern.
A mathematical equation stands forever.
ALBERT EINSTEIN
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