Forgotten files

2016-08-01 20:32:41 +02:00
parent 400faee588
commit ea095b2447
2 changed files with 410 additions and 0 deletions
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+/*
+ * Copyright (C) OpenTX
+ *
+ * Based on code named
+ *   th9x - http://code.google.com/p/th9x 
+ *   er9x - http://code.google.com/p/er9x
+ *   gruvin9x - http://code.google.com/p/gruvin9x
+ *
+ * License GPLv2: http://www.gnu.org/licenses/gpl-2.0.html
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ */
+
+#include "opentx.h"
+
+#if defined(PCBX9E)
+void backlightInit()
+{
+  GPIO_InitTypeDef GPIO_InitStructure;
+  GPIO_InitStructure.GPIO_Pin = BACKLIGHT_GPIO_PIN_1|BACKLIGHT_GPIO_PIN_2;
+  GPIO_InitStructure.GPIO_Mode = GPIO_Mode_AF;
+  GPIO_InitStructure.GPIO_Speed = GPIO_Speed_2MHz;
+  GPIO_InitStructure.GPIO_OType = GPIO_OType_PP;
+  GPIO_InitStructure.GPIO_PuPd  = GPIO_PuPd_NOPULL;
+  GPIO_Init(BACKLIGHT_GPIO, &GPIO_InitStructure);
+  GPIO_PinAFConfig(BACKLIGHT_GPIO, BACKLIGHT_GPIO_PinSource_1, BACKLIGHT_GPIO_AF_1);
+  GPIO_PinAFConfig(BACKLIGHT_GPIO, BACKLIGHT_GPIO_PinSource_2, BACKLIGHT_GPIO_AF_1);
+  BACKLIGHT_TIMER->ARR = 100 ;
+  BACKLIGHT_TIMER->PSC = (PERI2_FREQUENCY * TIMER_MULT_APB2) / 50000 - 1;  // 20us * 100 = 2ms => 500Hz
+  BACKLIGHT_TIMER->CCMR1 = TIM_CCMR1_OC1M_1 | TIM_CCMR1_OC1M_2 | TIM_CCMR1_OC2M_1 | TIM_CCMR1_OC2M_2 ; // PWM
+  BACKLIGHT_TIMER->CCER = TIM_CCER_CC1E | TIM_CCER_CC2E ;
+  BACKLIGHT_TIMER->CCR2 = 0 ;
+  BACKLIGHT_TIMER->CCR1 = 100 ;
+  BACKLIGHT_TIMER->EGR = 0 ;
+  BACKLIGHT_TIMER->CR1 = TIM_CR1_CEN ;            // Counter enable
+}
+
+void turnBacklightOn(uint8_t level, uint8_t color)
+{
+  BACKLIGHT_TIMER->CCR1 = ((100-level)*(20-color))/20;
+  BACKLIGHT_TIMER->CCR2 = ((100-level)*color)/20;
+}
+
+void turnBacklightOff(void)
+{
+  BACKLIGHT_TIMER->CCR1 = 0;
+  BACKLIGHT_TIMER->CCR2 = 0;
+}
+#elif defined(PCBX9DP)
+void backlightInit()
+{
+  GPIO_InitTypeDef GPIO_InitStructure;
+  GPIO_InitStructure.GPIO_Pin = BACKLIGHT_GPIO_PIN_1|BACKLIGHT_GPIO_PIN_2;
+  GPIO_InitStructure.GPIO_Mode = GPIO_Mode_AF;
+  GPIO_InitStructure.GPIO_Speed = GPIO_Speed_2MHz;
+  GPIO_InitStructure.GPIO_OType = GPIO_OType_PP;
+  GPIO_InitStructure.GPIO_PuPd  = GPIO_PuPd_NOPULL;
+  GPIO_Init(BACKLIGHT_GPIO, &GPIO_InitStructure);
+  GPIO_PinAFConfig(BACKLIGHT_GPIO, BACKLIGHT_GPIO_PinSource_1, BACKLIGHT_GPIO_AF_1);
+  GPIO_PinAFConfig(BACKLIGHT_GPIO, BACKLIGHT_GPIO_PinSource_2, BACKLIGHT_GPIO_AF_1);
+  BACKLIGHT_TIMER->ARR = 100 ;
+  BACKLIGHT_TIMER->PSC = (PERI1_FREQUENCY * TIMER_MULT_APB1) / 50000 - 1;  // 20us * 100 = 2ms => 500Hz
+  BACKLIGHT_TIMER->CCMR1 = TIM_CCMR1_OC2M_1 | TIM_CCMR1_OC2M_2 ; // PWM
+  BACKLIGHT_TIMER->CCMR2 = TIM_CCMR2_OC4M_1 | TIM_CCMR2_OC4M_2 ; // PWM
+  BACKLIGHT_TIMER->CCER = TIM_CCER_CC4E | TIM_CCER_CC2E ;
+  BACKLIGHT_TIMER->CCR2 = 0 ;
+  BACKLIGHT_TIMER->CCR4 = 100 ;
+  BACKLIGHT_TIMER->EGR = 0 ;
+  BACKLIGHT_TIMER->CR1 = TIM_CR1_CEN ;            // Counter enable
+}
+
+void turnBacklightOn(uint8_t level, uint8_t color)
+{
+  BACKLIGHT_TIMER->CCR4 = ((100-level)*(20-color))/20;
+  BACKLIGHT_TIMER->CCR2 = ((100-level)*color)/20;
+}
+
+void turnBacklightOff(void)
+{
+  BACKLIGHT_TIMER->CCR4 = 0;
+  BACKLIGHT_TIMER->CCR2 = 0;
+}
+#else
+void backlightInit()
+{
+  GPIO_InitTypeDef GPIO_InitStructure;
+  GPIO_InitStructure.GPIO_Pin = BACKLIGHT_GPIO_PIN_1;
+  GPIO_InitStructure.GPIO_Mode = GPIO_Mode_AF;
+  GPIO_InitStructure.GPIO_Speed = GPIO_Speed_2MHz;
+  GPIO_InitStructure.GPIO_OType = GPIO_OType_PP;
+  GPIO_InitStructure.GPIO_PuPd  = GPIO_PuPd_NOPULL;
+  GPIO_Init(BACKLIGHT_GPIO, &GPIO_InitStructure);
+  GPIO_PinAFConfig(BACKLIGHT_GPIO, BACKLIGHT_GPIO_PinSource_1, BACKLIGHT_GPIO_AF_1);
+  BACKLIGHT_TIMER->ARR = 100 ;
+  BACKLIGHT_TIMER->PSC = (PERI2_FREQUENCY * TIMER_MULT_APB2) / 50000 - 1;  // 20us * 100 = 2ms => 500Hz
+  BACKLIGHT_TIMER->CCMR1 = 0x60 ;    // PWM
+  BACKLIGHT_TIMER->CCER = 1 ;
+  BACKLIGHT_TIMER->CCR1 = 80;
+  BACKLIGHT_TIMER->EGR = 0 ;
+  BACKLIGHT_TIMER->CR1 = 1 ;
+}
+#endif