Need to know the time - accurately for your next project?
The code below allows your PIC to log into a network timeserver and it (eventually) writes the time to a Dallas RTC (code not supplied).
The PIC checks the NET TIME every power-up and thereafter every 4 hours. If it doesn't make connection, it tries an alternate time server. If THAT doesn't work (after retries) it gives up and tries again 4 hours later. A Lantronix XPort handles the connection to the net.
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Slave transmits data to master？
Can the SPI be able to actively send data on both sides like a serial port to cause an interruption?
ROSELJR Today, 04:36Can the slave actively send data to the master? Or must the data be initiated by the master...