TAIJIUINO DUE
TAIJIUINO DUE
TAIJI DIAGRAM LED BOARD
TAIJI DIAGRAM LEDBOARD
动态扫描控制太极图样LED灯，实现30级可调亮度，通过DUE native USB模拟的串口发送数据控制太极图图样（1：亮度加；2：亮度减；3/4：切换图样），仅实现4个简单图样。
[mw_shl_code=c,true]uint32_t taiji[76]={
/** circle */
0, 14, 15, 16, 17, 18, 19, 20, 21, 22,
23, 24, 25, 26, 27, 28, 29, 30, 31, 32,
33, 34, 35, 36, 37, 38, 39, 40, 41, 42,
43, 44, 45, 46, 47, 48, 49, 50, 51, 52,
53, 69, 68, 67, 71, 70, 72, 13, 12, 11,
10, 9, 8, 7, 6, 5, 4, 3, 2, 1,
/** arc */
54, 55, 56, 57, 58, 59, 60, 61, 62, 63,
64, 65, 66, 74,
/** eye */
76, //SCLK
75, //MOSI
};
unsigned char taiji_pos[76]={
1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
1, 1, 1, 1, 1, 1,
};
unsigned long time_cur;
unsigned long time_last;
unsigned int i;
static unsigned char taiji_off_cnt;
static unsigned char taiji_cnt;
unsigned char taiji_contrast;
#define TAIJI_CONTRAST 1
unsigned sys_contrast;
unsigned sys_pattern_num;
void taiji_init(unsigned char contrast)
{
unsigned char i;
time_last = millis();
for(i=0; i<76; i++){
pinMode(taiji, OUTPUT);
digitalWrite(taiji, HIGH);
}
taiji_contrast = contrast;
taiji_cnt = 0;
taiji_off_cnt = 76 - taiji_contrast;
}
void taiji_scan(void)
{
for(i=0;i<taiji_contrast;i++){
taiji_off_cnt++;
if(taiji_off_cnt==76){
taiji_off_cnt = 0;
}
digitalWrite(taiji[taiji_off_cnt], HIGH);
}
for(i=0;i<taiji_contrast;i++){
taiji_cnt++;
if(taiji_cnt == 76){
taiji_cnt = 0;
}
if(taiji_pos[taiji_cnt]){
digitalWrite(taiji[taiji_cnt], LOW);
}
}
// delay(100);
}
void taiji_pattern_init(unsigned char num)
{
unsigned char i;
switch(num){
case 0:
for(i=0; i<60; i++){
taiji_pos = 1;
}
for(i=60; i<76; i++){
taiji_pos = 1;
}
break;
case 1:
for(i=0; i<60; i++){
taiji_pos = 1;
}
for(i=60; i<76; i++){
taiji_pos = 0;
}
break;
case 2:
for(i=0; i<60; i++){
taiji_pos = 0;
}
for(i=60; i<76; i++){
taiji_pos = 1;
}
break;
case 3:
for(i=0; i<60; i++){
if(i%2){
taiji_pos = 0;
}else{
taiji_pos = 1;
}
}
for(i=60; i<76; i++){
taiji_pos = 1;
}
break;
case 4:
for(i=0; i<60; i++){
if(i%2){
taiji_pos = 1;
}else{
taiji_pos = 0;
}
}
for(i=60; i<76; i++){
taiji_pos = 1;
}
break;
}
}
void setup(void)
{
SerialUSB.begin(9600);
sys_contrast = TAIJI_CONTRAST;
taiji_init(TAIJI_CONTRAST);
sys_pattern_num = 0;
}
void loop(void)
{
taiji_scan();
if(SerialUSB.available()){
switch(SerialUSB.read()){
case '1':
if(sys_contrast == 30){
break;
}
sys_contrast++;
taiji_init(sys_contrast);
SerialUSB.write("Level:");
SerialUSB.println(sys_contrast,DEC);
break;
case '2':
if(sys_contrast == 1){
break;
}
sys_contrast--;
taiji_init(sys_contrast);
SerialUSB.write("Level:");
SerialUSB.println(sys_contrast,DEC);
break;
case '3':
if(sys_contrast == 30){
break;
}
sys_pattern_num++;
taiji_pattern_init(sys_pattern_num);
SerialUSB.write("Pattern:");
SerialUSB.println(sys_pattern_num,DEC);
break;
case '4':
if(sys_pattern_num == 0){
break;
}
sys_pattern_num--;
taiji_pattern_init(sys_pattern_num);
SerialUSB.write("Pattern:");
SerialUSB.println(sys_pattern_num,DEC);
break;
}
}
}
[/mw_shl_code] |
发表于 2012-12-26 17:10
楼主
