void lcdInit(void)
{
// Set control pins to output
gpioSetDir(ST7735_PORT, ST7735_RS_PIN, 1);
gpioSetDir(ST7735_PORT, ST7735_SDA_PIN, 1);
gpioSetDir(ST7735_PORT, ST7735_SCL_PIN, 1);
gpioSetDir(ST7735_PORT, ST7735_CS_PIN, 1);
gpioSetDir(ST7735_PORT, ST7735_RES_PIN, 1);
gpioSetDir(ST7735_PORT, ST7735_BL_PIN, 1);
// Set pins low by default (except reset)
CLR_RS;
CLR_SDA;
CLR_SCL;
CLR_CS;
CLR_BL;
SET_RES;
// Turn backlight on
lcdBacklight(TRUE);
// Reset display
CLR_RES;
systickDelay(50);
SET_RES;
// Run LCD init sequence
st7735InitDisplay();
// Fill black
lcdFillRGB(COLOR_BLACK);
}
static void init(void) {
racers = malloc(N_RACERS * sizeof(*racers));
for(int i = 0; i < N_RACERS; i++)
racers[i].mode = MODE_DEAD;
lcdFillRGB(0, 0, 0);
}
static uint8_t tick(void) {
float time = getSysTick() / 10000.0f;
char text[128];
snprintf(text, 127, "Device Time: %.1fs", time);
struct zint_symbol zs;
memset(&zs, 0, sizeof(zs));
zs.input_mode = DATA_MODE;
zs.option_1 = 3;
/* zs.option_2 = 2; */
int qr_res = qr_code(&zs, (unsigned char *)text, strlen(text));
if (qr_res) {
/* printf("Error: %i\n", qr_res); */
}
int zoom = MAX(1, MIN(LED_WIDTH / (zs.width + (BORDER * 2)), LED_HEIGHT / (zs.rows + (BORDER * 2))));
static int old_width = 0;
if (old_width != zs.width) {
old_width = zs.width;
lcdFillRGB(255, 255, 255);
}
int x0 = (LED_WIDTH - zoom * zs.width) / 2;
int y0 = (LED_HEIGHT - zoom * zs.rows) / 2;
for(int y = 0; y < zs.width; y++) {
for(int x = 0; x < zs.rows; x++) {
for(int y1 = y * zoom; y1 < (y + 1) * zoom; y1++) {
for(int x1 = x * zoom; x1 < (x + 1) * zoom; x1++) {
if (module_is_set(&zs, x, y)) {
setLedXY(x0 + x1, y0 + y1, 0, 0, 0);
} else {
setLedXY(x0 + x1, y0 + y1, 255, 255, 255);
}
}
}
}
}
time++;
return 0;
}
int main(void)
{
RCC_ClocksTypeDef RCC_Clocks;
RCC_GetClocksFreq(&RCC_Clocks);
/* SysTick end of count event each 0.1ms */
SysTick_Config(RCC_Clocks.HCLK_Frequency / 10000);
RCC_AHB1PeriphClockCmd(RCC_AHB1Periph_GPIOA, ENABLE);
RCC_AHB1PeriphClockCmd(RCC_AHB1Periph_GPIOB, ENABLE);
RCC_AHB1PeriphClockCmd(RCC_AHB1Periph_GPIOC, ENABLE);
RCC_AHB1PeriphClockCmd(RCC_AHB1Periph_GPIOD, ENABLE);
//prepare init structure
GPIO_InitTypeDef GPIO_InitStructure;
GPIO_InitStructure.GPIO_Speed = GPIO_Speed_100MHz;
GPIO_InitStructure.GPIO_Mode = GPIO_Mode_OUT;
GPIO_InitStructure.GPIO_OType = GPIO_OType_PP;
GPIO_InitStructure.GPIO_PuPd = GPIO_PuPd_NOPULL;
/*
* 10 11 12
*
* E C7 C5 B12
* DC A7 A7 A7
* RW C9 C9 C9
* RST A6 A6 A6
* D0 C4 B15 B15
* D1 C5 B0 B0
* D2 B0 B1 B1
* D3 B1 B2 B2
* D4 B15 B14 B14
* D5 B14 B13 B13
* D6 B13 B12 C5
* D7 B12 C6 C6
*
* v11 : E,D0..D7 swapped
* v12 : E and D6 swapped
*
*/
GPIO_InitStructure.GPIO_Pin = GPIO_Pin_6;
GPIO_Init(GPIOA, &GPIO_InitStructure);
GPIO_InitStructure.GPIO_Pin = GPIO_Pin_7;
GPIO_Init(GPIOA, &GPIO_InitStructure);
GPIO_InitStructure.GPIO_Pin = GPIO_Pin_0;
GPIO_Init(GPIOB, &GPIO_InitStructure);
GPIO_InitStructure.GPIO_Pin = GPIO_Pin_1;
GPIO_Init(GPIOB, &GPIO_InitStructure);
#if LUN1K_VERSION >= 11
GPIO_InitStructure.GPIO_Pin = GPIO_Pin_2;
GPIO_Init(GPIOB, &GPIO_InitStructure);
#endif
GPIO_InitStructure.GPIO_Pin = GPIO_Pin_12;
GPIO_Init(GPIOB, &GPIO_InitStructure);
GPIO_InitStructure.GPIO_Pin = GPIO_Pin_13;
GPIO_Init(GPIOB, &GPIO_InitStructure);
GPIO_InitStructure.GPIO_Pin = GPIO_Pin_14;
GPIO_Init(GPIOB, &GPIO_InitStructure);
GPIO_InitStructure.GPIO_Pin = GPIO_Pin_15;
GPIO_Init(GPIOB, &GPIO_InitStructure);
#if LUN1K_VERSION == 10
GPIO_InitStructure.GPIO_Pin = GPIO_Pin_4;
GPIO_Init(GPIOC, &GPIO_InitStructure);
#endif
GPIO_InitStructure.GPIO_Pin = GPIO_Pin_5;
GPIO_Init(GPIOC, &GPIO_InitStructure);
#if LUN1K_VERSION >= 11
GPIO_InitStructure.GPIO_Pin = GPIO_Pin_6;
GPIO_Init(GPIOC, &GPIO_InitStructure);
#endif
#if LUN1K_VERSION == 10
GPIO_InitStructure.GPIO_Pin = GPIO_Pin_7;
GPIO_Init(GPIOC, &GPIO_InitStructure);
#endif
GPIO_InitStructure.GPIO_Pin = GPIO_Pin_9;
GPIO_Init(GPIOC, &GPIO_InitStructure);
//leds
GPIO_InitStructure.GPIO_Pin = GPIO_Pin_2;
GPIO_Init(GPIOD, &GPIO_InitStructure);
GPIO_InitStructure.GPIO_Pin = GPIO_Pin_1;
GPIO_Init(GPIOC, &GPIO_InitStructure);
GPIO_InitStructure.GPIO_Pin = GPIO_Pin_3;
GPIO_Init(GPIOC, &GPIO_InitStructure);
GPIO_InitStructure.GPIO_Pin = GPIO_Pin_3;
GPIO_Init(GPIOB, &GPIO_InitStructure);
//regen
GPIO_InitStructure.GPIO_Pin = GPIO_Pin_1;
GPIO_Init(GPIOA, &GPIO_InitStructure);
//ESC Button
GPIO_InitStructure.GPIO_Mode = GPIO_Mode_IN;
GPIO_InitStructure.GPIO_PuPd = GPIO_PuPd_DOWN;
GPIO_InitStructure.GPIO_Pin = GPIO_Pin_8;
GPIO_Init(GPIOB, &GPIO_InitStructure);
//stick button
GPIO_InitStructure.GPIO_PuPd = GPIO_PuPd_UP;
GPIO_InitStructure.GPIO_Pin = GPIO_Pin_13;
GPIO_Init(GPIOC, &GPIO_InitStructure);
//A
GPIO_InitStructure.GPIO_Pin = GPIO_Pin_4;
GPIO_Init(GPIOB, &GPIO_InitStructure);
//B
GPIO_InitStructure.GPIO_Pin = GPIO_Pin_0;
GPIO_Init(GPIOA, &GPIO_InitStructure);
buttonsInitialized=1;
//set RW to 0
GPIO_ResetBits(GPIOC,GPIO_Pin_9);
// 12V power
GPIOA->ODR |= 1<<1;
RNG_Enable();
srand(RNG_Get());
RNG_Disable();
adc_a3_init();
lcdInit();
n35p112_init();
int current_animation = 0;
animations[current_animation].init_fp();
int tick_count = 0;
int loopcount = 0;
uint8_t count = 0;
int16_t bat_voltage = adc_a3_get();
float voltagesample = bat_voltage;
while(1)
{
loopcount++;
if((loopcount == 55)||(loopcount == 57))
{
GPIOC->ODR |= 1<<1;
GPIOD->ODR |= 1<<2;
GPIOB->ODR |= 1<<3;
GPIOC->ODR |= 1<<3;
}
if((loopcount == 56)||(loopcount == 58))
{
GPIOC->ODR &= ~(1<<1);
GPIOD->ODR &= ~(1<<2);
GPIOB->ODR &= ~(1<<3);
GPIOC->ODR &= ~(1<<3);
if(loopcount==58)
loopcount = 0;
}
uint32_t start_tick = tick;
get_n35p112(&joy_x,&joy_y);
animations[current_animation].tick_fp();
/* int16_t bat_voltage = adc_a3_get();
fill_8x6(20,20, 5,0,0,0);
fill_8x6(20,30, 5,0,0,0);
draw_number_8x6(20,20, bat_voltage, 5, ' ' ,255,255,255);
voltagesample = voltagesample * 0.98f;
voltagesample += bat_voltage * 0.02f;
float tmp2 = voltagesample / (4096.0f / 3.3f);
float tmp3 = tmp2 * 2.14f;
draw_number_8x6(20,30, tmp3*1000, 5, ' ' ,255,255,255);
setLedXY(bat_voltage-2364, count,255,0,0);*/
lcdFlush();
uint32_t duration = tick - start_tick;
//draw_number_8x6(20,20, animations[current_animation].timing - duration, 6, ' ' ,255,255,255);
if(animations[current_animation].timing > 0)
Delay100us(animations[current_animation].timing - duration);
// draw_number_8x6(20,30, joy_y, 3, ' ' ,255,255,255);
// draw_filledCircle(joy_y>>1,joy_x>>1,8,0,0,0);
// draw_filledCircle(joy_y>>1,joy_x>>1,5,255,255,255);
count++;
if(count > 128)
count=0;
tick_count++;
if(get_key_press(KEY_ESC))
{
animations[current_animation].deinit_fp();
current_animation++;
if(current_animation == animationcount)
{
current_animation = 0;
}
tick_count=0;
lcdFillRGB(0,0,0);
animations[current_animation].init_fp();
//usb_printf("diff: %i , %i (%i) (%i %i %i %i %i %i %i)\n",diff,int_status,i2c_errors,i2c_e[0],i2c_e[1],i2c_e[2],i2c_e[3],i2c_e[4],i2c_e[5],i2c_e[6]);
}
}
}
static void init(void) {
lcdFillRGB(255, 255, 255);
}
