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  1. R

    CCTV protocol converter

    Conventional (Old fashioned) wired CCTV systems use commands distributed over serial RS485 cabling for Pan-tilt-zoom (PTZ) and other controls. There are various protocols ("languages") for the command format. We got some old LG brand cameras, planning to use them in an existing wired CCTV...
  2. R

    M2 hserout buffering

    How background-y is HSEROUT on a 14M2 ? The limited two-byte hserin buffer is understood and clearly documented, but .... I'm making a protocol converter for CCTV serial commands; listens for 7/8 byte packets or frames with hserin, manipulates a whole frame of data, and outputs with hserout on...
  3. R

    hserin in PE simulator

    I think this is more finger trouble than PE simulator issue, but here goes... I'm making a project for RS-485 Pelco-D CCTV control. The relevant part is I need to transmit onto the multidrop RS-485 bus, and will use a simple transmission collision avoidance strategy. I've used hsersetup to...