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raspberry_Holographic
Commit bedf4827 authored by Your Name's avatar Your Name
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release for sent uart success, not done with angle,vedio and media

parent 226d9d1e
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Showing with 137 additions and 51 deletions
raspberrypi_spi/LocalDimming/interface.c
View file @ bedf4827
...@@ -31,6 +31,9 @@ int count = 1; ...@@ -31,6 +31,9 @@ int count = 1;
int fileusb; int fileusb;
int fileuart; int fileuart;
int t = 0;
int spi_fd; int spi_fd;
...@@ -55,7 +58,7 @@ int xfm_Init() ...@@ -55,7 +58,7 @@ int xfm_Init()
} }
printf("/dev/ttyUSB0 Open success\r\n"); printf("/dev/ttyUSB0 Open success\r\n");
if ((fileuart = serialOpen("/dev/ttyAMA0", 9600)) < 0) //changed from 115200 to 9600 if ((fileuart = serialOpen("/dev/ttyAMA0", 9600)) < 0)
{ {
printf("/dev/ttyAMA0 Open Faild\r\n"); printf("/dev/ttyAMA0 Open Faild\r\n");
return 0; return 0;
...@@ -69,7 +72,7 @@ int xfm_Init() ...@@ -69,7 +72,7 @@ int xfm_Init()
void protocalAck(int fileusb) void protocalAck(int fileusb)
{ {
printf("protocalAck..\n"); printf("protocalAck..\n");
char retExmaple[12] = {0}; char retExmaple[12] = {0};
strcpy(retExmaple, ret); strcpy(retExmaple, ret);
retExmaple[3] = 0x04; retExmaple[3] = 0x04;
...@@ -114,9 +117,8 @@ uint16_t getAngle(char *rece) ...@@ -114,9 +117,8 @@ uint16_t getAngle(char *rece)
angle = result; angle = result;
return angle; return angle;
} }
// crc // crc
uint16_t CrcValueCalc(const uint8_t *cpucData, uint16_t usLength) uint16_t CrcValueCalc(uint8_t *cpucData, uint16_t usLength) //changed
{ {
uint16_t crcValue = 0xffff; uint16_t crcValue = 0xffff;
int i; int i;
...@@ -137,8 +139,10 @@ uint16_t CrcValueCalc(const uint8_t *cpucData, uint16_t usLength) ...@@ -137,8 +139,10 @@ uint16_t CrcValueCalc(const uint8_t *cpucData, uint16_t usLength)
} }
return crcValue; return crcValue;
} }
extern int get_audio_device_id();
void sendMessageHead(int mode, char* message) void sendMessageHead(int mode, char* message) //changed
{ {
*(message) = 0x40; *(message) = 0x40;
*(message + 1) = 0x38; // head *(message + 1) = 0x38; // head
...@@ -153,78 +157,162 @@ void sendMessageHead(int mode, char* message) ...@@ -153,78 +157,162 @@ void sendMessageHead(int mode, char* message)
*(message + 2) = 0x0b; //length *(message + 2) = 0x0b; //length
*(message + 3) = 0x06; //instru *(message + 3) = 0x06; //instru
*(message + 4) = 0x00; //reg0 *(message + 4) = 0x00; //reg0
*(message + 5) = 0x02; //reg1 write angle *(message + 5) = 0x02; //reg1 write
*(message + 6) = 0x00; //ack *(message + 6) = 0x00;
*(message + 7) = 0x00;
*(message + 8) = 0x00;
} }
} }
void sentMessageAngle(int fileuart, uint16_t angle) //changed void sentMessageAngle(int fileuart, uint16_t angle) //changed
{ {
char messageAngle[13]; char messageAngle[11];
sendMessageHead(1, messageAngle); sendMessageHead(1, messageAngle);
messageAngle[7] = 0x00;
messageAngle[8] = 0x00;
messageAngle[9] = (angle >> 8) & 0xff; messageAngle[9] = (angle >> 8) & 0xff;
messageAngle[10] = angle & 0xff; messageAngle[10] = angle & 0xff;
uint16_t crc; uint16_t crc;
crc = CrcValueCalc(messageAngle, 11); crc = CrcValueCalc(messageAngle, 11);
messageAngle[11] = crc & 0xff;
messageAngle[12] = (crc >> 8) & 0xff; messageAngle[12] = (crc >> 8) & 0xff;
messageAngle[11] = crc & 0xff;
write(fileuart, messageAngle, 11); write(fileuart, messageAngle, 13);
} }
extern int get_audio_device_id(); char* readMessageAngle(int fileuart)
void releaseAckeachwakenwords(char* totalbuf) //used for test
{ {
char* p = totalbuf; char* result = malloc(sizeof(char));
while (*p != 'k' || *(p+1) != 'e') return result;
}
char* readMessageStatus(int fileuart)
{
char message[9];
sendMessageHead(0, message);
message[5] = 0x01;
uint16_t crc;
crc = CrcValueCalc(message, 7);
message[7] = (crc >> 8) & 0xff;
message[8] = crc & 0xff;
int t = 0;
while (!t)
{ {
p++; write(fileuart, message, 9);
} int recbyte = serialDataAvail(fileuart);
p += 12;
if (g_callback != NULL){ while (1);
char buf[256] = {0};
snprintf(buf, 256, "cvlc --play-and-exit --aout alsa --alsa-audio-device hw:%d,0 /usr/local/bin/Videos/aaaa.mp3 &", get_audio_device_id());
//system("mpg321 /usr/local/bin/Videos/aaaa.mp3 &");
//system("cvlc --play-and-exit --aout alsa --alsa-audio-device hw:2,0 /usr/local/bin/Videos/aaaa.mp3 &");
system(buf);
} }
uint16_t angle; char* result = malloc(sizeof(char));
angle = getAngle(totalbuf); return result;
sentMessageAngle(fileuart, angle); }
switch(*p) int judgeData()
{
return 1;
}
void waitforReady(int fileuart)
{
int t = 0;
while (!t)
{ {
case 'x': int recbytenum = serialDataAvail(fileuart);
g_callback(g_callback_ctx, 2); if (recbytenum > 1)
break; {
case 'z': char buf[24] = {0};
g_callback(g_callback_ctx, 4); int temp = 0;
break; while (recbytenum--) //recbyte
case 'y': {
g_callback(g_callback_ctx, 3); buf[temp++] = serialGetchar(fileuart);
}
if (!judgeData) //judge data if not right
{
usleep(500);
readMessageStatus(fileuart);
continue;
}
// check receive data .....
serialFlush(fileuart); //make status ready for next place
break; break;
default: }
}
}
void waitforReady_test(int fileuart) //test_version
{
while (1)
{
int recbytenum = serialDataAvail(fileuart);
if (recbytenum > 1)
{
char buf[24] = {0};
int temp = 0;
while (recbytenum--)
{
buf[temp++] = serialGetchar(fileuart);
}
for (int i = 0; i < temp; i++)
{
printf("%x", buf[i]);
if ( (i%2) == 0)
printf(" ");
}
printf("\n");
serialFlush(fileuart);
break; break;
}
} }
usleep(100);
} }
void sentUart(char *buf, int fileuart)
void sentUart(char *buf, int fileuart, int fileusb) //changed
{ {
if (count == 9) if (count == 9)
{ {
strcat(totalbuf, buf); strcat(totalbuf, buf);
uint16_t angle;
angle = getAngle(totalbuf);
printf("angle = %x\n", angle);
sentMessageAngle(fileuart, angle);
//sentMessageAngle(fileuart, angle);
// 0x40 0x38 0x0b 0x06 0x00 0x02 0x01 00 -- -- -- 1d 08 0
// 04 b0 1e 7c 120
// char message1[13] = {0x40, 0x38, 0x0b, 0x06, 0x00, 0x02, 0x01, 0x00, 0x00, 0x00, 0x00, 0x1d, 0x08};
// char message2[13] = {0x40, 0x38, 0x0b, 0x06, 0x00, 0x02, 0x01, 0x00, 0x00, 0x04, 0xb0, 0x1e, 0x7c};
// if (t == 0){
// write(fileuart, message1, 13);
// t = 1;
// }
// else{
// write(fileuart, message2, 13);
// t = 0;
// }
count = 1; count = 1;
memset(totalbuf, 0, 1024); memset(totalbuf, 0, 1024);
protocalAck(fileusb);
if (g_callback != NULL){
char buf[256] = {0};
snprintf(buf, 256, "cvlc --play-and-exit --aout alsa --alsa-audio-device hw:%d,0 /usr/local/bin/Videos/aaaa.mp3 &", get_audio_device_id());
//system("mpg321 /usr/local/bin/Videos/aaaa.mp3 &");
//system("cvlc --play-and-exit --aout alsa --alsa-audio-device hw:2,0 /usr/local/bin/Videos/aaaa.mp3 &");
system(buf);
g_callback(g_callback_ctx, 2);
}
//waitforReady_test(fileuart);
releaseAckeachwakenwords(totalbuf);
} }
else else
{ {
...@@ -234,7 +322,7 @@ void sentUart(char *buf, int fileuart) ...@@ -234,7 +322,7 @@ void sentUart(char *buf, int fileuart)
} }
void circleReading() void circleReading() //changed
{ {
printf("cicleReading..\n"); printf("cicleReading..\n");
serialFlush(fileusb); serialFlush(fileusb);
...@@ -257,16 +345,14 @@ void circleReading() ...@@ -257,16 +345,14 @@ void circleReading()
} }
else else
{ {
sentUart(buf, fileuart); printf(" %d\n", __LINE__); sentUart(buf, fileuart, fileusb); printf(" %d\n", __LINE__);
serialFlush(fileusb); //guarantee buf wont affect next input
serialFlush(fileusb);
} }
} }
} }
return; return;
} }
//localdimming //localdimming
void LocalDimming_Init() void LocalDimming_Init()
{ {
......
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