circuitpython/atmel-samd/rgb_led_status.c
Scott Shawcroft f28f8ba568 Split up nativeio.
This was done to allow greatly granularity when deciding what functionality
is built into each board's build. For example, this way pulseio can be
omitted to allow for something else such as touchio.
2017-04-10 13:32:19 -07:00

94 lines
3.6 KiB
C

#include "asf/common2/services/delay/delay.h"
#include "asf/sam0/drivers/port/port.h"
#include "mphalport.h"
#include "shared-bindings/bitbangio/SPI.h"
#include "shared-bindings/digitalio/DigitalInOut.h"
#include "shared-bindings/neopixel_write/__init__.h"
#include "shared-module/bitbangio/types.h"
#include "rgb_led_status.h"
#include "samd21_pins.h"
#ifdef MICROPY_HW_NEOPIXEL
static uint8_t status_neopixel_color[3];
static digitalio_digitalinout_obj_t status_neopixel;
#endif
#if defined(MICROPY_HW_APA102_MOSI) && defined(MICROPY_HW_APA102_SCK)
static uint8_t status_apa102_color[12] = {0, 0, 0, 0, 0xff, 0, 0, 0};
static bitbangio_spi_obj_t status_apa102;
#endif
#if defined(MICROPY_HW_NEOPIXEL) || (defined(MICROPY_HW_APA102_MOSI) && defined(MICROPY_HW_APA102_SCK))
static uint32_t current_status_color = 0;
#endif
void rgb_led_status_init() {
#ifdef MICROPY_HW_NEOPIXEL
common_hal_digitalio_digitalinout_construct(&status_neopixel, MICROPY_HW_NEOPIXEL);
common_hal_digitalio_digitalinout_switch_to_output(&status_neopixel, false, DRIVE_MODE_PUSH_PULL);
#endif
#if defined(MICROPY_HW_APA102_MOSI) && defined(MICROPY_HW_APA102_SCK)
shared_module_bitbangio_spi_construct(&status_apa102,
MICROPY_HW_APA102_SCK,
MICROPY_HW_APA102_MOSI,
NULL);
shared_module_bitbangio_spi_try_lock(&status_apa102);
shared_module_bitbangio_spi_configure(&status_apa102, 100000, 0, 1, 8);
#endif
}
void new_status_color(uint32_t rgb) {
#if defined(MICROPY_HW_NEOPIXEL) || (defined(MICROPY_HW_APA102_MOSI) && defined(MICROPY_HW_APA102_SCK))
if (current_status_color == rgb) {
return;
}
current_status_color = rgb;
#endif
#ifdef MICROPY_HW_NEOPIXEL
status_neopixel_color[0] = (rgb >> 8) & 0xff;
status_neopixel_color[1] = (rgb >> 16) & 0xff;
status_neopixel_color[2] = rgb & 0xff;
common_hal_neopixel_write(&status_neopixel, status_neopixel_color, 3);
#endif
#if defined(MICROPY_HW_APA102_MOSI) && defined(MICROPY_HW_APA102_SCK)
status_apa102_color[5] = rgb & 0xff;
status_apa102_color[6] = (rgb >> 8) & 0xff;
status_apa102_color[7] = (rgb >> 16) & 0xff;
shared_module_bitbangio_spi_write(&status_apa102, status_apa102_color, 8);
#endif
}
void temp_status_color(uint32_t rgb) {
#ifdef MICROPY_HW_NEOPIXEL
uint8_t colors[3] = {(rgb >> 8) & 0xff, (rgb >> 16) & 0xff, rgb & 0xff};
common_hal_neopixel_write(&status_neopixel, colors, 3);
#endif
#if defined(MICROPY_HW_APA102_MOSI) && defined(MICROPY_HW_APA102_SCK)
uint8_t colors[12] = {0, 0, 0, 0, 0xff, rgb & 0xff, (rgb >> 8) & 0xff, (rgb >> 16) & 0xff, 0x0, 0x0, 0x0, 0x0};
shared_module_bitbangio_spi_write(&status_apa102, colors, 8);
#endif
}
void clear_temp_status() {
#ifdef MICROPY_HW_NEOPIXEL
common_hal_neopixel_write(&status_neopixel, status_neopixel_color, 3);
#endif
#if defined(MICROPY_HW_APA102_MOSI) && defined(MICROPY_HW_APA102_SCK)
shared_module_bitbangio_spi_write(&status_apa102, status_apa102_color, 12);
#endif
}
uint32_t color_brightness(uint32_t color, uint8_t brightness) {
#if defined(MICROPY_HW_NEOPIXEL) || (defined(MICROPY_HW_APA102_MOSI) && defined(MICROPY_HW_APA102_SCK))
uint32_t result = ((color & 0xff0000) * brightness / 255) & 0xff0000;
result += ((color & 0xff00) * brightness / 255) & 0xff00;
result += ((color & 0xff) * brightness / 255) & 0xff;
return result;
#else
return color;
#endif
}