From bc80f37e201c3c20785a670bbf2537d5ea97aaad Mon Sep 17 00:00:00 2001 From: Olaf Rempel Date: Sun, 11 Aug 2019 11:34:54 +0200 Subject: [PATCH] Add README --- README.md | 11 +++++++++++ 1 file changed, 11 insertions(+) create mode 100644 README.md diff --git a/README.md b/README.md new file mode 100644 index 0000000..4d0a96d --- /dev/null +++ b/README.md @@ -0,0 +1,11 @@ +rgb16mpm is a 16 channel RGB dimmer based on AVR mega32 + +- 16 channels with ~100mA PNP open collector outputs. 8bit software PWM per channel. +- 4 channels with 3A N-MOSFET open drain outputs (for R/G/B, one FET not used) +- AVR Mega32 running from 8MHz internal RC +- serial RS485 connection, using MPM mode (addressable bus) at 115200 baud +- uses mpmboot as bootloader, but can also compiled as standalone project +- schematic and board layout + +designed for 12V rgb stripes. +resistors on the stripes must be replaced with smaller ones.