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author | Andrew Kannan <andrew.kannan@klaviyo.com> | 2019-01-28 19:40:02 -0500 |
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committer | Drashna Jaelre <drashna@live.com> | 2019-01-28 16:40:02 -0800 |
commit | 0f507f01696eae0e8fe808d17a19db3f6d9e2ce4 (patch) | |
tree | 986c78fbb09b6bf5e33df6c28158e6877af64960 /keyboards/handwired/practice60/underglow.c | |
parent | d9120412d3d81fc688a7e5346711cf716518dc34 (diff) | |
download | firmware-0f507f01696eae0e8fe808d17a19db3f6d9e2ce4.tar.gz firmware-0f507f01696eae0e8fe808d17a19db3f6d9e2ce4.tar.bz2 firmware-0f507f01696eae0e8fe808d17a19db3f6d9e2ce4.zip |
Practice60 RGB and PWM Backlight (#4929)
* Update Practice60 to enable RGB via SPI DMA and use PWM backlight breathing
* Correct stm32f103c8t6 flash size in eeprom definition
* Remove unused files and improve ifdef checks
* Update quantum/rgblight.c
Co-Authored-By: awkannan <andrew.kannan@klaviyo.com>
* Update quantum/rgblight.c
Co-Authored-By: awkannan <andrew.kannan@klaviyo.com>
* EEPROM implementation fix and updated p60 code
* Update define
* Remove dead code
* Update keymap to remove test key
* Update keymap again
Diffstat (limited to 'keyboards/handwired/practice60/underglow.c')
-rw-r--r-- | keyboards/handwired/practice60/underglow.c | 157 |
1 files changed, 0 insertions, 157 deletions
diff --git a/keyboards/handwired/practice60/underglow.c b/keyboards/handwired/practice60/underglow.c deleted file mode 100644 index 1383af189..000000000 --- a/keyboards/handwired/practice60/underglow.c +++ /dev/null @@ -1,157 +0,0 @@ -#include "ch.h" -#include "hal.h" - -#include "hsv2rgb.h" -#include "underglow.h" - -#define BYTES_FOR_LED_BYTE 4 -#define NB_COLORS 3 -#define BYTES_FOR_LED BYTES_FOR_LED_BYTE*NB_COLORS -#define DATA_SIZE BYTES_FOR_LED*NB_LEDS -#define RESET_SIZE 200 -#define PREAMBLE_SIZE 4 - -// Define the spi your LEDs are plugged to here -#define LEDS_SPI SPID2 -// Define the number of LEDs you wish to control in your LED strip -#define NB_LEDS 8 - -#define LED_SPIRAL 1 - -static uint8_t txbuf[PREAMBLE_SIZE + DATA_SIZE + RESET_SIZE]; -static uint8_t get_protocol_eq(uint8_t data, int pos); - -/* - * This lib is meant to be used asynchronously, thus the colors contained in - * the txbuf will be sent in loop, so that the colors are always the ones you - * put in the table (the user thus have less to worry about) - * - * Since the data are sent via DMA, and the call to spiSend is a blocking one, - * the processor ressources are not used to much, if you see your program being - * too slow, simply add a: - * chThdSleepMilliseconds(x); - * after the spiSend, where you increment x untill you are satisfied with your - * program speed, another trick may be to lower this thread priority : your call - */ -static THD_WORKING_AREA(LEDS_THREAD_WA, 128); -static THD_FUNCTION(ledsThread, arg) { - (void) arg; - while(1){ - spiSend(&LEDS_SPI, PREAMBLE_SIZE + DATA_SIZE + RESET_SIZE, txbuf); - } -} - -#if LED_SPIRAL -/* - * 'Led spiral' is a simple demo in which we put all the leds to the same - * color, where this color does all the hsv circle in loop. - * If you want to launch the thread that will chage the led colors to the - * appropriate value, simply set LED_SPIRAL to 1. - */ -static THD_WORKING_AREA(HSVTRANS_WA, 128); -static THD_FUNCTION(hsv_transThread, arg){ - (void) arg; - hsv_color color = {0, 255, 127}; - while(1){ - color.h += 1; - color.h %= 256; - set_leds_color_hsv(color); - chThdSleepMilliseconds(50); - } -} -#endif - -static const SPIConfig spicfg = { - NULL, - GPIOB, - 15, - SPI_CR1_BR_1|SPI_CR1_BR_0 // baudrate : fpclk / 8 => 1tick is 0.32us -}; - -/* - * Function used to initialize the driver. - * - * Starts by shutting off all the LEDs. - * Then gets access on the LED_SPI driver. - * May eventually launch an animation on the LEDs (e.g. a thread setting the - * txbuff values) - */ -void leds_init(void){ - for(int i = 0; i < RESET_SIZE; i++) - txbuf[DATA_SIZE+i] = 0x00; - for (int i=0; i<PREAMBLE_SIZE; i++) - txbuf[i] = 0x00; - spiAcquireBus(&LEDS_SPI); /* Acquire ownership of the bus. */ - spiStart(&LEDS_SPI, &spicfg); /* Setup transfer parameters. */ - spiSelect(&LEDS_SPI); /* Slave Select assertion. */ - chThdCreateStatic(LEDS_THREAD_WA, sizeof(LEDS_THREAD_WA),NORMALPRIO, ledsThread, NULL); -#if LED_SPIRAL - chThdCreateStatic(HSVTRANS_WA, sizeof(HSVTRANS_WA), - NORMALPRIO, hsv_transThread, NULL); -#endif -} - -/* - * As the trick here is to use the SPI to send a huge pattern of 0 and 1 to - * the ws2812b protocol, we use this helper function to translate bytes into - * 0s and 1s for the LED (with the appropriate timing). - */ -static uint8_t get_protocol_eq(uint8_t data, int pos){ - uint8_t eq = 0; - if (data & (1 << (2*(3-pos)))) - eq = 0b1110; - else - eq = 0b1000; - if (data & (2 << (2*(3-pos)))) - eq += 0b11100000; - else - eq += 0b10000000; - return eq; -} - -/* - * If you want to set a LED's color in the HSV color space, simply call this - * function with a hsv_color containing the desired color and the index of the - * led on the LED strip (starting from 0, the first one being the closest the - * first plugged to the board) - * - * Only set the color of the LEDs through the functions given by this API - * (unless you really know what you are doing) - */ -void set_led_color_hsv(hsv_color color, int pos){ - set_led_color_rgb(hsv2rgb(color), pos); -} - -/* - * If you want to set a LED's color in the RGB color space, simply call this - * function with a hsv_color containing the desired color and the index of the - * led on the LED strip (starting from 0, the first one being the closest the - * first plugged to the board) - * - * Only set the color of the LEDs through the functions given by this API - * (unless you really know what you are doing) - */ -void set_led_color_rgb(rgb_color color, int pos){ - for(int j = 0; j < 4; j++) - txbuf[PREAMBLE_SIZE + BYTES_FOR_LED*pos + j] = get_protocol_eq(color.g, j); - for(int j = 0; j < 4; j++) - txbuf[PREAMBLE_SIZE + BYTES_FOR_LED*pos + BYTES_FOR_LED_BYTE+j] = get_protocol_eq(color.r, j); - for(int j = 0; j < 4; j++) - txbuf[PREAMBLE_SIZE + BYTES_FOR_LED*pos + BYTES_FOR_LED_BYTE*2+j] = get_protocol_eq(color.b, j); -} - -/* - * Same as the two above, but sets all the LEDs in the LED strip (HSV) - */ -void set_leds_color_hsv(hsv_color color){ - for(int i = 0; i < NB_LEDS; i++) - set_led_color_hsv(color, i); -} - -/* - * Same as the two above, but sets all the LEDs in the LED strip (RGB) - */ -void set_leds_color_rgb(rgb_color color){ - for(int i = 0; i < NB_LEDS; i++) - set_led_color_rgb(color, i); -}
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