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#include <stdint.h>
#include <stdbool.h>
#include <string.h>
#include <SN32F260.h>
#include "ch.h"
#include "hal.h"
#include "color.h"
#include "wait.h"
#include "util.h"
#include "matrix.h"
#include "debounce.h"
#include "quantum.h"
#include "SPI.h"
#define SDB B0
extern void SPI0_Flush(void);
#ifdef VIA_OPENRGB_HYBRID
uint8_t is_orgb_mode;
#endif
static int g_cs_pin = 0;
void spi_init(void)
{
SPI0_Init();
SPI0_Enable();
}
void spi_set_cspin(int pin)
{
if (g_cs_pin == pin)
return;
writePinHigh(B2);
setPinOutput(B2);
writePinHigh(B1);
setPinOutput(B1);
g_cs_pin = pin;
}
extern void SPI0_Read3(unsigned char b1, unsigned char b2, unsigned char *b3);
void spi_read3(unsigned char b1, unsigned char b2, unsigned char *b3)
{
writePinLow(g_cs_pin);
SPI0_Read3(b1, b2, b3);
writePinHigh(g_cs_pin);
}
void spi_write(uint8_t *data_p, int len)
{
writePinLow(g_cs_pin);
SPI0_Write(data_p, len);
SPI0_Flush();
writePinHigh(g_cs_pin);
}
void spi_w3(uint8_t page, uint8_t addr, uint8_t data)
{
uint8_t c[4];
c[0] = page | 0x20;
c[1] = addr;
c[2] = data;
spi_write(c, 3);
}
void spi_r3(uint8_t page, uint8_t addr, uint8_t *data)
{
uint8_t c[4];
c[0] = page | 0x20;
c[1] = addr;
spi_read3(c[0], c[1], data);
}
/*
* LED index to RGB address
* >100 means it belongs to pin B1 chipselected SN2735 chip, the real addr is minus by 100
*/
/* ANSI */
static const uint8_t g_led_pos[DRIVER_LED_TOTAL] = {
/* 0 */ 100, 101, 102, 103, 104, 105, 106, 107, 108, 109, 110, 111, 112, 113,
/* 14 */ 116, 117, 118, 119, 120, 121, 122, 123, 124, 125, 126, 127, 128, 129,
/* 28 */ 132, 133, 134, 135, 136, 137, 138, 139, 140, 141, 142, 143, 145,
/* 41 */ 148, 149, 150, 151, 152, 153, 154, 155, 156, 157, 158, 159, 161,
/* 53 */ 114, 115, 130, 131, 146, 147, 162, 163
};
static void _set_color_direct(int index, uint8_t r, uint8_t g, uint8_t b)
{
int l = g_led_pos[index];
if (l >= 100)
{
l -= 100;
spi_set_cspin(B1);
}
else
spi_set_cspin(B2);
int y = l / 16;
int a = l % 16;
spi_w3(1, y * 48 + a, r); // r
spi_w3(1, y * 48 + a + 2*8, b); // b
spi_w3(1, y * 48 + a + 4*8, g); // g
}
void _set_color(int index, uint8_t r, uint8_t g, uint8_t b)
{
#ifdef VIA_OPENRGB_HYBRID
if (!is_orgb_mode && (index == 15 || index == 35 || index == 49))
r = g = b = 255;
#endif
_set_color_direct(index, r, g, b);
}
void _read_color(int index, uint8_t *r, uint8_t *g, uint8_t *b)
{
int l = g_led_pos[index];
if (l >= 100)
{
l -= 100;
spi_set_cspin(B1);
}
else
spi_set_cspin(B2);
int y = l / 16;
int a = l % 16;
spi_r3(1, y * 48 + a, r); // r
spi_r3(1, y * 48 + a + 2*8, b); // b
spi_r3(1, y * 48 + a + 4*8, g); // g
}
void reset_rgb(int pin)
{
spi_set_cspin(pin);
spi_w3(3, 0, 0);
spi_w3(3, 0x13, 0xAA);
spi_w3(3, 0x14, 0);
// spi_w3(3, 0x15, 4);
spi_w3(3, 0x15, 0);
spi_w3(3, 0x16, 0xC0);
spi_w3(3, 0x1A, 0);
// set curent
for (int i = 0; i < 12; i++)
{
spi_w3(4, i, 0x80);
}
// led all on
for (int i = 0; i < 192/8; i++)
{
spi_w3(0, i, 0xFF);
}
// turn off pwm
for (int i = 0; i < 192; i++)
{
spi_w3(1, i, 0);
}
// normal mode
spi_w3(3, 0, 1);
}
void process_backlight(uint8_t devid, volatile LED_TYPE* states)
{
static unsigned char state = 0;
switch (state)
{
case 0: /* init RGB chips */
spi_init();
writePinHigh(SDB);
setPinOutput(SDB);
reset_rgb(B1);
reset_rgb(B2);
state = 1;
break;
}
}
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