search

IgrikXD / WSPR-beacon

A small hardware device for transmitting WSPR messages based on the SI5351 IC which uses GPS for transmission time synchronization and automatic QTH locator calculation.
https://oshwlab.com/igrikxd/wspr-beacon
GNU General Public License v3.0
63 stars 3 forks source link

[Firmware] Increasing the output power of the SI5351 #6

Closed IgrikXD closed 3 months ago

IgrikXD commented 3 months ago

Firmware update

Increasing the output signal power for the SI5351 IC (_change SI5351_DRIVE_6MA to SI5351_DRIVE8MA):

void initializeSI5351()
{
    if (si5351.init(SI5351_CRYSTAL_LOAD_8PF, 0, SI5351_CAL_FACTOR))
        // Set CLK0 as TX OUT
        si5351.drive_strength(SI5351_CLK0, SI5351_DRIVE_8MA);
    else
        errorLEDIndicationAndReboot();
}