SolarLader/LNSC-2420-Firmware
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Increase charge pump frequency to 500 Hz

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This change reduces the voltage drop with higher loads, for example if
both the solar and the load switch are on at the same time.
This commit is contained in:
Thomas Kolb 2021-06-06 15:07:54 +02:00
parent 3e8ebbe201
commit 0982f8d7c9
1 changed files with 1 additions and 1 deletions
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src/charge_pump.c
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@ -32,7 +32,7 @@ void charge_pump_init(void)
timer_set_prescaler(TIM1, 48 - 1); // Timer runs at 1 MHz timer_set_prescaler(TIM1, 48 - 1); // Timer runs at 1 MHz
// auto-reload value // auto-reload value
timer_set_period(TIM1, 10000 - 1); // overflow every 10000 cycles = 100 Hz timer_set_period(TIM1, 2000 - 1); // overflow every 2000 cycles = 500 Hz
// output compare value // output compare value
timer_set_oc_value(TIM1, TIM_OC1, 100); // High for 100 cycles = 100 μs timer_set_oc_value(TIM1, TIM_OC1, 100); // High for 100 cycles = 100 μs