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| author | Fred Sundvik <[email protected]> | 2017-04-05 07:48:51 +0300 | 
|---|---|---|
| committer | Fred Sundvik <[email protected]> | 2017-04-09 18:34:59 +0300 | 
| commit | 05530b193f4d4476b01c2e7f882619a81194888a (patch) | |
| tree | 59e7eef02ead459c4850f181f7a1c9549d0e48d7 /quantum/visualizer/example_integration/lcd_backlight_hal.c | |
| parent | 05bc4880ddc9e904cfa1773caff1ae81977d2a76 (diff) | |
| download | qmk_firmware-05530b193f4d4476b01c2e7f882619a81194888a.tar.gz qmk_firmware-05530b193f4d4476b01c2e7f882619a81194888a.zip | |
Delete visualizer example integration
It's much better to refer to the actual code than to to try to
keep some examples up to date.
Diffstat (limited to 'quantum/visualizer/example_integration/lcd_backlight_hal.c')
| -rw-r--r-- | quantum/visualizer/example_integration/lcd_backlight_hal.c | 91 | 
1 files changed, 0 insertions, 91 deletions
| diff --git a/quantum/visualizer/example_integration/lcd_backlight_hal.c b/quantum/visualizer/example_integration/lcd_backlight_hal.c deleted file mode 100644 index 913131b169..0000000000 --- a/quantum/visualizer/example_integration/lcd_backlight_hal.c +++ /dev/null @@ -1,91 +0,0 @@ -/* -The MIT License (MIT) - -Copyright (c) 2016 Fred Sundvik - -Permission is hereby granted, free of charge, to any person obtaining a copy -of this software and associated documentation files (the "Software"), to deal -in the Software without restriction, including without limitation the rights -to use, copy, modify, merge, publish, distribute, sublicense, and/or sell -copies of the Software, and to permit persons to whom the Software is -furnished to do so, subject to the following conditions: - -The above copyright notice and this permission notice shall be included in all -copies or substantial portions of the Software. - -THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR -IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, -FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE -AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER -LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, -OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE -SOFTWARE. -*/ - -#include "lcd_backlight.h" -#include "hal.h" - -#define RED_PIN 1 -#define GREEN_PIN 2 -#define BLUE_PIN 3 -#define CHANNEL_RED FTM0->CHANNEL[0] -#define CHANNEL_GREEN FTM0->CHANNEL[1] -#define CHANNEL_BLUE FTM0->CHANNEL[2] - -#define RGB_PORT PORTC -#define RGB_PORT_GPIO GPIOC - -// Base FTM clock selection (72 MHz system clock) -// @ 0xFFFF period, 72 MHz / (0xFFFF * 2) = Actual period -// Higher pre-scalar will use the most power (also look the best) -// Pre-scalar calculations -// 0 -      72 MHz -> 549 Hz -// 1 -      36 MHz -> 275 Hz -// 2 -      18 MHz -> 137 Hz -// 3 -       9 MHz ->  69 Hz (Slightly visible flicker) -// 4 -   4 500 kHz ->  34 Hz (Visible flickering) -// 5 -   2 250 kHz ->  17 Hz -// 6 -   1 125 kHz ->   9 Hz -// 7 - 562 500  Hz ->   4 Hz -// Using a higher pre-scalar without flicker is possible but FTM0_MOD will need to be reduced -// Which will reduce the brightness range -#define PRESCALAR_DEFINE 0 - -void lcd_backlight_hal_init(void) { -	// Setup Backlight -    SIM->SCGC6 |= SIM_SCGC6_FTM0; -    FTM0->CNT = 0; // Reset counter - -	// PWM Period -	// 16-bit maximum -	FTM0->MOD = 0xFFFF; - -	// Set FTM to PWM output - Edge Aligned, Low-true pulses -#define CNSC_MODE FTM_SC_CPWMS | FTM_SC_PS(4) | FTM_SC_CLKS(0) -	CHANNEL_RED.CnSC = CNSC_MODE; -	CHANNEL_GREEN.CnSC = CNSC_MODE; -	CHANNEL_BLUE.CnSC = CNSC_MODE; - -	// System clock, /w prescalar setting -	FTM0->SC = FTM_SC_CLKS(1) | FTM_SC_PS(PRESCALAR_DEFINE); - -	CHANNEL_RED.CnV = 0; -	CHANNEL_GREEN.CnV = 0; -	CHANNEL_BLUE.CnV = 0; - -	RGB_PORT_GPIO->PDDR |= (1 << RED_PIN); -	RGB_PORT_GPIO->PDDR |= (1 << GREEN_PIN); -	RGB_PORT_GPIO->PDDR |= (1 << BLUE_PIN); - -#define RGB_MODE PORTx_PCRn_SRE | PORTx_PCRn_DSE | PORTx_PCRn_MUX(4) -    RGB_PORT->PCR[RED_PIN] = RGB_MODE; -    RGB_PORT->PCR[GREEN_PIN] = RGB_MODE; -    RGB_PORT->PCR[BLUE_PIN] = RGB_MODE; -} - -void lcd_backlight_hal_color(uint16_t r, uint16_t g, uint16_t b) { -	CHANNEL_RED.CnV = r; -	CHANNEL_GREEN.CnV = g; -	CHANNEL_BLUE.CnV = b; -} - | 
