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fix(el18): Power-on backlight before screen content (#3206)

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Also relevant to NV14
This commit is contained in:
Xy2019
2023-03-10 16:43:06 +10:00
committed by GitHub
parent f52fb2f257
commit 9a51ff8f0e
4 changed files with 20 additions and 1 deletions
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radio/src/targets/nv14/backlight_driver.cpp
+14 -1
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@@ -24,6 +24,19 @@
#include "globals.h"
void backlightLowInit( void )
{
RCC_AHB1PeriphClockCmd(BACKLIGHT_RCC_AHB1Periph, ENABLE);
GPIO_InitTypeDef GPIO_InitStructure;
GPIO_InitStructure.GPIO_Pin = BACKLIGHT_GPIO_PIN;
GPIO_InitStructure.GPIO_Mode = GPIO_Mode_OUT;
GPIO_InitStructure.GPIO_Speed = GPIO_Speed_2MHz;
GPIO_InitStructure.GPIO_OType = GPIO_OType_PP;
GPIO_InitStructure.GPIO_PuPd = GPIO_PuPd_UP;
GPIO_Init(BACKLIGHT_GPIO, &GPIO_InitStructure);
GPIO_WriteBit( BACKLIGHT_GPIO, BACKLIGHT_GPIO_PIN, Bit_RESET );
}
void backlightInit()
{
// PIN init
@@ -41,7 +54,7 @@ void backlightInit()
BACKLIGHT_TIMER->PSC = BACKLIGHT_TIMER_FREQ / 1000000 - 1; // 10kHz (same as FrOS)
BACKLIGHT_TIMER->CCMR1 = TIM_CCMR1_OC1M_1 | TIM_CCMR1_OC1M_2 | TIM_CCMR1_OC1PE; // PWM mode 1
BACKLIGHT_TIMER->CCER = TIM_CCER_CC1E | TIM_CCER_CC1NE;
BACKLIGHT_TIMER->CCR1 = 100; // 100% on init
BACKLIGHT_TIMER->CCR1 = 0;
BACKLIGHT_TIMER->EGR = TIM_EGR_UG;
BACKLIGHT_TIMER->CR1 |= TIM_CR1_CEN; // Counter enable
BACKLIGHT_TIMER->BDTR |= TIM_BDTR_MOE;