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https://github.com/OneOfEleven/uv-k5-firmware-custom.git
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61 lines
1.5 KiB
C
61 lines
1.5 KiB
C
/* Copyright 2023 Dual Tachyon
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* https://github.com/DualTachyon
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#include "backlight.h"
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#include "bsp/dp32g030/gpio.h"
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#include "driver/gpio.h"
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#include "settings.h"
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// this is decremented once every 500ms
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uint16_t g_backlight_count_down = 0;
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void backlight_turn_on(void)
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{
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if (g_eeprom.backlight == 0)
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return;
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// turn the backlight ON
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GPIO_SetBit(&GPIOB->DATA, GPIOB_PIN_BACKLIGHT);
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switch (g_eeprom.backlight)
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{
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default:
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case 1: // 5 sec
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g_backlight_count_down = 5;
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break;
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case 2: // 10 sec
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g_backlight_count_down = 10;
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break;
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case 3: // 20 sec
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g_backlight_count_down = 20;
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break;
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case 4: // 1 min
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g_backlight_count_down = 60;
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break;
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case 5: // 2 min
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g_backlight_count_down = 60 * 2;
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break;
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case 6: // 4 min
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g_backlight_count_down = 60 * 4;
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break;
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case 7: // always on
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g_backlight_count_down = 0;
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break;
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}
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g_backlight_count_down *= 2;
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}
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