From 6ea94be488059079b33b55df730df6639a44808b Mon Sep 17 00:00:00 2001 From: davor Date: Fri, 5 May 2017 16:15:21 +0200 Subject: [PATCH] readme update --- README.md | 52 ++++++++++++++++++++++++++-------------------------- 1 file changed, 26 insertions(+), 26 deletions(-) diff --git a/README.md b/README.md index bce71c3..82e2cd2 100644 --- a/README.md +++ b/README.md @@ -8,56 +8,56 @@ it is better explained when drawn in kicad: kicad ulx3s.pro -Currently this is only partial schematics and partial floorplanning. -PCB is not routed. Some footprintes are collected and some are incomplete. +Schematics and PCB floorplanning are mostly complete. +PCB routing is not complete (about 50 routes missing). -An overview if the parts will fit in the space -how it will look. +# Features -From production of this, we are far, far away :) +Power: Switching voltage regulators -# Features +Low power: RTC clock wakeup, quartz and battery + +USB: FTDI FT231XS (1Mbit JTAG and 3Mbit usbserial) + +GPIO: All differential, PMOD-friendly -3.5 mm jack footprint +RAM: SDRAM -Switching voltage regulators +Flash: SPI flash chip for FPGA config -USB footprints without thru-holes +Storage: Micro-SD slot -SPI OLED placeholder (thru hole probably) +LEDs: 16 (8 blink-LEDs, 2 USB leds) -FTDI 2232 usb-jtag chip +Buttons: 6 (4 direction and 2 fire buttons) -SPI flash chip +Audio: 3.5 mm jack footprint -SDRAM chip +Video: GPDI connector with 3.3V-5V I2C bidirectional level shifter -LEDs: 8 blinkleds, 1 usb led +Display: placeholder for 0.96-1.3" SPI OLED COLOR or B/W -RTC clock, quartz and battery +WiFi+bluetooth: placeholder for ESP-32 (JTAG and serial over WiFi possible) -3.3V-5V I2C bidirectional level shifter for GPDI GPDI is General Purpose Differential Interface, Electrically LVDS, mostly TMDS tolerant female receptacle more-or-less compatible with digital monitors/TVs -# Todo - -Completing FPGA IO bank shcematics blocks +# Board -Check SD card slot footprint +Schematics -Oscillators (25/50/100 MHz) +[schematics](/doc/schematics.pdf) -rearrange PushButtons: 6 (2+4) +3D preview - U - A B L D R +![TOP](/pic/ulx3st.jpg) +![BOTTOM](/pic/ulx3sb.jpg) -IR camera placeholder +# Todo -OV767 color camera placeholder +Improve Power supply routing 2.54 mm external JTAG header