Following the first prototype of the LM1881 based SyncFix64 I made a few minor changes, improving the schematics and layout. Then I was ready to order the first batch of properly manufactured PCBs. The boards took a little over two weeks for production and shipping.
As hinted at earlier, I made a couple of mistakes when designing version 1.0 of the WifiModem64 and they will be fixed in version 1.1.
Still, with some minor manual modifications, those first boards are still usable. In short, RTS must be connected to WeMos D7 instead of D8 for the ESP8266 to boot reliably and the WS2812 LED must be connected to WeMos D5 instead of D0 if you intend to use it.
These are the step-by-step instructions to get WifiModem64 V1.0 on line: Continue reading