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app: improve RGB panel refresh rate

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King Kévin 2022-05-25 19:58:08 +02:00
parent 759cfd577e
commit 0e91b71aae
1 changed files with 1 additions and 1 deletions
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2
application.c
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@ -820,7 +820,7 @@ void main(void)
rcc_periph_reset_pulse(RST_TIM(RGBMATRIX_TIMER)); // reset timer state
timer_set_mode(TIM(RGBMATRIX_TIMER), TIM_CR1_CKD_CK_INT, TIM_CR1_CMS_EDGE, TIM_CR1_DIR_UP); // set timer mode, use undivided timer clock, edge alignment (simple count), and count up
timer_set_prescaler(TIM(RGBMATRIX_TIMER), 2 - 1); // hand tuned prescale to minimize inter-line ghosting
timer_set_period(TIM(RGBMATRIX_TIMER), 0xcfff - 1); // hand tuned period to minimize inter-line ghosting
timer_set_period(TIM(RGBMATRIX_TIMER), 0x9fff - 1); // hand tuned period to minimize inter-line ghosting
timer_clear_flag(TIM(RGBMATRIX_TIMER), TIM_SR_UIF); // clear update (overflow) flag
timer_update_on_overflow(TIM(RGBMATRIX_TIMER)); // only use counter overflow as UEV source (use overflow as next line update indication)
timer_enable_irq(TIM(RGBMATRIX_TIMER), TIM_DIER_UIE); // enable update interrupt for timer