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minor spur/phase noise improvements

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This commit is contained in:
Jan Käberich 2021-03-22 21:28:03 +01:00
parent ac1e9fcec6
commit 06a7365a0c
5 changed files with 44 additions and 28 deletions
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2
Software/VNA_embedded/Application/Drivers/max2871.cpp
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@ -42,7 +42,7 @@ bool MAX2871::Init(uint32_t f_ref, bool doubler, uint16_t r, bool div2) {
// recommended phase setting
regs[1] |= (1UL << 15);
SetMode(Mode::LowSpur2);
SetMode(Mode::LowNoise);
// for all other CP modes the PLL reports unlock condition (output signal appears to be locked)
SetCPMode(CPMode::CP20);
SetCPCurrent(15);