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Added options for tuning CLKOUT freq.

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- Now we have variable CLKOUT.
- CLKOUT can be set between 10kHz and 60MHz.
(The output signal will become mostly sine shape when reaching 50MHz.)
- Click on freq setting field to change tuning step.
This commit is contained in:
dqs105 2020-10-24 00:24:05 +08:00
parent 699504a703
commit 7ca322fed4
5 changed files with 80 additions and 4 deletions
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7
firmware/application/clock_manager.cpp
View file

@ -21,6 +21,7 @@
#include "clock_manager.hpp"
#include "portapack_persistent_memory.hpp"
#include "portapack_io.hpp"
#include "hackrf_hal.hpp"
@ -467,7 +468,11 @@ void ClockManager::stop_audio_pll() {
void ClockManager::enable_clock_output(bool enable) {
if(enable) {
clock_generator.enable_output(clock_generator_output_clkout);
clock_generator.set_ms_frequency(clock_generator_output_clkout, 10000000, si5351_vco_f, 0);
if(portapack::persistent_memory::clkout_freq() < 1000) {
clock_generator.set_ms_frequency(clock_generator_output_clkout, portapack::persistent_memory::clkout_freq() * 128000, si5351_vco_f, 7);
} else {
clock_generator.set_ms_frequency(clock_generator_output_clkout, portapack::persistent_memory::clkout_freq() * 1000, si5351_vco_f, 0);
}
} else {
clock_generator.disable_output(clock_generator_output_clkout);
}