mbed serial interface for the OV528 camera (uCAM TTL 120 from 4D systems).
Dependents: mbed_uCAM_TTL120_20141118
Library for interfacing the mbed to the OV528 jpeg engine camera from Omnivision. I tested this program using the uCAM TTL 120 from 4D systems, now obsolete.
Above is a saved jpeg image from the camera at 480x640 resolution
Camera and TFT screen setup
Closeup of the TFT screen displaying a 60x80 pixel 16 bit color bitmap image. The RGB (565) pixel colors were reversed when read from the camera relative to the TFT screen so a bit mask and shift had to be applied when displaying the pixel color.
bit mask and shift
int k=12; for(int i=0;i<60;i++){ for(int j=0;j<80;j++){ //returned 16-bit color is 565(RGB) pixel_col = (imageData[k] << 8); k++; pixel_col += imageData[k]; k++; // fputc(((picture[k] >> 8) & 0xff), fp); //write pixel high byte to file // fputc(picture[k] & 0xff, fp); //write low byte //swap R and B bits in returned pixel for TFT display int TFT_pix_col = 0; TFT_pix_col += (pixel_col & 0x001f) << 11; TFT_pix_col += (pixel_col & 0xf800) >> 11; TFT_pix_col += (pixel_col & 0x07e0); TFT.pixel(j, i, TFT_pix_col); //Do something with the pixel } }
uCAM_TTL120.cpp@3:85db6ea8c0a4, 2014-11-26 (annotated)
- Committer:
- jebradshaw
- Date:
- Wed Nov 26 16:57:13 2014 +0000
- Revision:
- 3:85db6ea8c0a4
- Parent:
- 2:f80257456c6e
uCAM_TTL120 Library; -Improved cam_read() function with numbytes check and timeout
Who changed what in which revision?
User | Revision | Line number | New contents of line |
---|---|---|---|
jebradshaw | 0:fcc0eaeeb35c | 1 | // Library for uCAM-TTL120 from Saelig |
jebradshaw | 0:fcc0eaeeb35c | 2 | |
jebradshaw | 0:fcc0eaeeb35c | 3 | #include "uCAM_TTL120.h" |
jebradshaw | 0:fcc0eaeeb35c | 4 | #define __DEBUG |
jebradshaw | 0:fcc0eaeeb35c | 5 | |
jebradshaw | 0:fcc0eaeeb35c | 6 | //----------------- uCAM Functions ------------------------------ |
jebradshaw | 0:fcc0eaeeb35c | 7 | |
jebradshaw | 0:fcc0eaeeb35c | 8 | uCAM_TTL120::uCAM_TTL120(PinName tx, PinName rx) : _cam(tx, rx) { |
jebradshaw | 0:fcc0eaeeb35c | 9 | _cam.baud(115200); //Initial baud rate |
jebradshaw | 0:fcc0eaeeb35c | 10 | timerCam = new Timer(); |
jebradshaw | 0:fcc0eaeeb35c | 11 | |
jebradshaw | 0:fcc0eaeeb35c | 12 | timerCam->start(); |
jebradshaw | 0:fcc0eaeeb35c | 13 | } |
jebradshaw | 0:fcc0eaeeb35c | 14 | |
jebradshaw | 3:85db6ea8c0a4 | 15 | int uCAM_TTL120::uCAM_read(char *str, int numchars, float timeout){ |
jebradshaw | 3:85db6ea8c0a4 | 16 | Timer t_Frame; |
jebradshaw | 3:85db6ea8c0a4 | 17 | int i=0; |
jebradshaw | 3:85db6ea8c0a4 | 18 | int timeoutState=0; |
jebradshaw | 3:85db6ea8c0a4 | 19 | t_Frame.start(); |
jebradshaw | 0:fcc0eaeeb35c | 20 | |
jebradshaw | 3:85db6ea8c0a4 | 21 | while(timeoutState != 3 && (i < numchars)){ |
jebradshaw | 3:85db6ea8c0a4 | 22 | switch(timeoutState){ |
jebradshaw | 3:85db6ea8c0a4 | 23 | case 0: |
jebradshaw | 3:85db6ea8c0a4 | 24 | while(_cam.readable()){ //if characters are in buffer, read them |
jebradshaw | 3:85db6ea8c0a4 | 25 | str[i++] = _cam.getc(); |
jebradshaw | 3:85db6ea8c0a4 | 26 | if(i == numchars){ |
jebradshaw | 3:85db6ea8c0a4 | 27 | timeoutState = 3; |
jebradshaw | 3:85db6ea8c0a4 | 28 | break; |
jebradshaw | 3:85db6ea8c0a4 | 29 | } |
jebradshaw | 3:85db6ea8c0a4 | 30 | } |
jebradshaw | 3:85db6ea8c0a4 | 31 | //if no characters in buffer, initiate timeout |
jebradshaw | 3:85db6ea8c0a4 | 32 | timeoutState = 1; |
jebradshaw | 3:85db6ea8c0a4 | 33 | break; |
jebradshaw | 3:85db6ea8c0a4 | 34 | case 1: |
jebradshaw | 3:85db6ea8c0a4 | 35 | timeout = t_Frame.read() + timeout; //current time plus timeout time |
jebradshaw | 3:85db6ea8c0a4 | 36 | timeoutState = 2; |
jebradshaw | 3:85db6ea8c0a4 | 37 | // pc.printf("Timeout initiated %f\r\n", timeout); |
jebradshaw | 3:85db6ea8c0a4 | 38 | break; |
jebradshaw | 3:85db6ea8c0a4 | 39 | case 2: |
jebradshaw | 3:85db6ea8c0a4 | 40 | if(_cam.readable()){ //check buffer while timeout is running |
jebradshaw | 3:85db6ea8c0a4 | 41 | str[i++] = _cam.getc(); |
jebradshaw | 3:85db6ea8c0a4 | 42 | if(i == numchars){ |
jebradshaw | 3:85db6ea8c0a4 | 43 | timeoutState = 3; |
jebradshaw | 3:85db6ea8c0a4 | 44 | } |
jebradshaw | 3:85db6ea8c0a4 | 45 | else{ |
jebradshaw | 3:85db6ea8c0a4 | 46 | timeoutState = 0; |
jebradshaw | 3:85db6ea8c0a4 | 47 | } |
jebradshaw | 3:85db6ea8c0a4 | 48 | break; |
jebradshaw | 3:85db6ea8c0a4 | 49 | } |
jebradshaw | 3:85db6ea8c0a4 | 50 | if(t_Frame.read() >= timeout) //if timeout has elapsed, exit the while loop with state 3 |
jebradshaw | 3:85db6ea8c0a4 | 51 | timeoutState = 3; |
jebradshaw | 3:85db6ea8c0a4 | 52 | break; |
jebradshaw | 3:85db6ea8c0a4 | 53 | default: |
jebradshaw | 3:85db6ea8c0a4 | 54 | timeoutState = 0; |
jebradshaw | 3:85db6ea8c0a4 | 55 | }//switch timeoutState |
jebradshaw | 3:85db6ea8c0a4 | 56 | }//while timeoutState != 2 |
jebradshaw | 3:85db6ea8c0a4 | 57 | return i; //return number of bytes read |
jebradshaw | 0:fcc0eaeeb35c | 58 | } |
jebradshaw | 0:fcc0eaeeb35c | 59 | |
jebradshaw | 0:fcc0eaeeb35c | 60 | void uCAM_TTL120::uCAM_Command_Send(int command,char p1,char p2,char p3,char p4) |
jebradshaw | 0:fcc0eaeeb35c | 61 | { |
jebradshaw | 0:fcc0eaeeb35c | 62 | _cam.putc((char)(command >> 8) & 0xff); |
jebradshaw | 0:fcc0eaeeb35c | 63 | _cam.putc((char)(command & 0xff)); |
jebradshaw | 0:fcc0eaeeb35c | 64 | _cam.putc(p1); |
jebradshaw | 0:fcc0eaeeb35c | 65 | _cam.putc(p2); |
jebradshaw | 0:fcc0eaeeb35c | 66 | _cam.putc(p3); |
jebradshaw | 0:fcc0eaeeb35c | 67 | _cam.putc(p4); |
jebradshaw | 0:fcc0eaeeb35c | 68 | } |
jebradshaw | 0:fcc0eaeeb35c | 69 | |
jebradshaw | 2:f80257456c6e | 70 | int uCAM_TTL120::uCAM_GetACK(int command) |
jebradshaw | 0:fcc0eaeeb35c | 71 | { |
jebradshaw | 0:fcc0eaeeb35c | 72 | char ser_read[7]; |
jebradshaw | 2:f80257456c6e | 73 | int i; |
jebradshaw | 0:fcc0eaeeb35c | 74 | |
jebradshaw | 2:f80257456c6e | 75 | for(i=0;i<7;i++) //clear the string |
jebradshaw | 0:fcc0eaeeb35c | 76 | ser_read[i] = 0; |
jebradshaw | 0:fcc0eaeeb35c | 77 | |
jebradshaw | 2:f80257456c6e | 78 | wait(.1); |
jebradshaw | 0:fcc0eaeeb35c | 79 | |
jebradshaw | 2:f80257456c6e | 80 | //read serial buffer and wait for ACK (0xAA0E0DXX0000) |
jebradshaw | 3:85db6ea8c0a4 | 81 | uCAM_read(ser_read, 6, .5); |
jebradshaw | 2:f80257456c6e | 82 | if((ser_read[0] == 0xAA) && |
jebradshaw | 2:f80257456c6e | 83 | (ser_read[1] == 0x0E)){ |
jebradshaw | 2:f80257456c6e | 84 | if((command & 0xff) == ser_read[2]) |
jebradshaw | 0:fcc0eaeeb35c | 85 | return 1; |
jebradshaw | 2:f80257456c6e | 86 | } |
jebradshaw | 2:f80257456c6e | 87 | else |
jebradshaw | 0:fcc0eaeeb35c | 88 | return 0; |
jebradshaw | 0:fcc0eaeeb35c | 89 | } |
jebradshaw | 0:fcc0eaeeb35c | 90 | |
jebradshaw | 0:fcc0eaeeb35c | 91 | int uCAM_TTL120::uCAM_Connect(void) |
jebradshaw | 0:fcc0eaeeb35c | 92 | { |
jebradshaw | 0:fcc0eaeeb35c | 93 | char ser_read[20]; |
jebradshaw | 0:fcc0eaeeb35c | 94 | int i, retries; |
jebradshaw | 0:fcc0eaeeb35c | 95 | |
jebradshaw | 0:fcc0eaeeb35c | 96 | for(i=0;i<20;i++) //clear the string |
jebradshaw | 0:fcc0eaeeb35c | 97 | ser_read[i] = 0; |
jebradshaw | 0:fcc0eaeeb35c | 98 | retries=0; |
jebradshaw | 0:fcc0eaeeb35c | 99 | |
jebradshaw | 0:fcc0eaeeb35c | 100 | while(retries < 60) |
jebradshaw | 0:fcc0eaeeb35c | 101 | { |
jebradshaw | 0:fcc0eaeeb35c | 102 | uCAM_FlushBuffer(); |
jebradshaw | 0:fcc0eaeeb35c | 103 | |
jebradshaw | 0:fcc0eaeeb35c | 104 | //Transmit SYNC command |
jebradshaw | 0:fcc0eaeeb35c | 105 | uCAM_Command_Send(uCAM_SYNC,0x00,0x00,0x00,0x00); |
jebradshaw | 0:fcc0eaeeb35c | 106 | |
jebradshaw | 0:fcc0eaeeb35c | 107 | wait(.2); |
jebradshaw | 0:fcc0eaeeb35c | 108 | |
jebradshaw | 0:fcc0eaeeb35c | 109 | //read serial buffer and wait for ACK (0xAA0E0DXX0000) |
jebradshaw | 3:85db6ea8c0a4 | 110 | uCAM_read(ser_read, 6, .1); |
jebradshaw | 0:fcc0eaeeb35c | 111 | |
jebradshaw | 0:fcc0eaeeb35c | 112 | if((ser_read[0] == 0xAA) && |
jebradshaw | 0:fcc0eaeeb35c | 113 | (ser_read[1] == 0x0E) && |
jebradshaw | 0:fcc0eaeeb35c | 114 | (ser_read[2] == 0x0D) && //skip ser_read[3] |
jebradshaw | 0:fcc0eaeeb35c | 115 | (ser_read[4] == 0x00)) |
jebradshaw | 0:fcc0eaeeb35c | 116 | { |
jebradshaw | 0:fcc0eaeeb35c | 117 | //after receiving ACK, wait for SYNC (0xAA0D00000000) |
jebradshaw | 2:f80257456c6e | 118 | uCAM_read(ser_read, 6, .100); |
jebradshaw | 2:f80257456c6e | 119 | |
jebradshaw | 0:fcc0eaeeb35c | 120 | if((ser_read[0] == 0xAA) && |
jebradshaw | 0:fcc0eaeeb35c | 121 | (ser_read[1] == 0x0D) && |
jebradshaw | 0:fcc0eaeeb35c | 122 | (ser_read[2] == 0x00) && |
jebradshaw | 0:fcc0eaeeb35c | 123 | (ser_read[3] == 0x00) && |
jebradshaw | 0:fcc0eaeeb35c | 124 | (ser_read[4] == 0x00) && |
jebradshaw | 0:fcc0eaeeb35c | 125 | (ser_read[5] == 0x00)) |
jebradshaw | 0:fcc0eaeeb35c | 126 | { |
jebradshaw | 0:fcc0eaeeb35c | 127 | //Transmit ACK command |
jebradshaw | 0:fcc0eaeeb35c | 128 | uCAM_Command_Send(uCAM_ACK,0x0D,0x00,0x00,0x00); |
jebradshaw | 0:fcc0eaeeb35c | 129 | |
jebradshaw | 0:fcc0eaeeb35c | 130 | printf("\r\n uCAM 120 Initialized\r\nDelaying 2 seconds for AGC and AEC \r\n circuits to stabilise before image capture."); |
jebradshaw | 3:85db6ea8c0a4 | 131 | wait(.5); //2 second delay before capturing first image |
jebradshaw | 0:fcc0eaeeb35c | 132 | printf("."); |
jebradshaw | 0:fcc0eaeeb35c | 133 | wait(.5); |
jebradshaw | 0:fcc0eaeeb35c | 134 | printf("."); |
jebradshaw | 0:fcc0eaeeb35c | 135 | wait(.5); |
jebradshaw | 0:fcc0eaeeb35c | 136 | printf("."); |
jebradshaw | 0:fcc0eaeeb35c | 137 | wait(.5); |
jebradshaw | 0:fcc0eaeeb35c | 138 | printf(".\r\nFinished\r\n"); |
jebradshaw | 3:85db6ea8c0a4 | 139 | |
jebradshaw | 0:fcc0eaeeb35c | 140 | return 1; //Camera connection successful |
jebradshaw | 0:fcc0eaeeb35c | 141 | } |
jebradshaw | 0:fcc0eaeeb35c | 142 | } |
jebradshaw | 0:fcc0eaeeb35c | 143 | retries++; |
jebradshaw | 0:fcc0eaeeb35c | 144 | } |
jebradshaw | 0:fcc0eaeeb35c | 145 | if(retries == 60) |
jebradshaw | 0:fcc0eaeeb35c | 146 | return 0; |
jebradshaw | 0:fcc0eaeeb35c | 147 | |
jebradshaw | 0:fcc0eaeeb35c | 148 | return -1; |
jebradshaw | 0:fcc0eaeeb35c | 149 | } |
jebradshaw | 0:fcc0eaeeb35c | 150 | |
jebradshaw | 0:fcc0eaeeb35c | 151 | int uCAM_TTL120::uCAM_send_INITIAL_80x60_16RAW(void) |
jebradshaw | 0:fcc0eaeeb35c | 152 | { |
jebradshaw | 0:fcc0eaeeb35c | 153 | char ser_read[7]; |
jebradshaw | 0:fcc0eaeeb35c | 154 | int i; |
jebradshaw | 0:fcc0eaeeb35c | 155 | |
jebradshaw | 0:fcc0eaeeb35c | 156 | uCAM_Command_Send(uCAM_INITIAL,0x00,0x06,0x01,0x00); // p2=0x06-16 bit color(RAW,565(RGB)) |
jebradshaw | 3:85db6ea8c0a4 | 157 | // p3=0x01-80 x 60 bit resolution |
jebradshaw | 3:85db6ea8c0a4 | 158 | // p4=0x00-raw |
jebradshaw | 0:fcc0eaeeb35c | 159 | |
jebradshaw | 0:fcc0eaeeb35c | 160 | for(i=0;i<7;i++) //clear the string |
jebradshaw | 0:fcc0eaeeb35c | 161 | ser_read[i] = 0; |
jebradshaw | 0:fcc0eaeeb35c | 162 | |
jebradshaw | 0:fcc0eaeeb35c | 163 | //read serial C buffer and wait for ACK (0xAA0E0DXX0000) |
jebradshaw | 3:85db6ea8c0a4 | 164 | uCAM_read(ser_read, 6, .02); //.01 |
jebradshaw | 0:fcc0eaeeb35c | 165 | |
jebradshaw | 0:fcc0eaeeb35c | 166 | if((ser_read[0] == 0xAA) && |
jebradshaw | 0:fcc0eaeeb35c | 167 | (ser_read[1] == 0x0E) && |
jebradshaw | 0:fcc0eaeeb35c | 168 | (ser_read[2] == 0x01)){ |
jebradshaw | 0:fcc0eaeeb35c | 169 | return 1; |
jebradshaw | 0:fcc0eaeeb35c | 170 | } |
jebradshaw | 0:fcc0eaeeb35c | 171 | else |
jebradshaw | 0:fcc0eaeeb35c | 172 | return 0; |
jebradshaw | 0:fcc0eaeeb35c | 173 | } |
jebradshaw | 0:fcc0eaeeb35c | 174 | |
jebradshaw | 0:fcc0eaeeb35c | 175 | int uCAM_TTL120::uCAM_send_INITIAL_80x60_2RAW(void) |
jebradshaw | 0:fcc0eaeeb35c | 176 | { |
jebradshaw | 0:fcc0eaeeb35c | 177 | char ser_read[7]; |
jebradshaw | 0:fcc0eaeeb35c | 178 | int i; |
jebradshaw | 0:fcc0eaeeb35c | 179 | uCAM_Command_Send(uCAM_INITIAL,0x00,0x01,0x01,0x00); // p2=0x01-2 bit GRAY (RAW) |
jebradshaw | 0:fcc0eaeeb35c | 180 | // p3=0x01-80 x 60 bit resolution |
jebradshaw | 0:fcc0eaeeb35c | 181 | // p4=0x01-JPEG res 80 x 64 |
jebradshaw | 0:fcc0eaeeb35c | 182 | wait(.02); |
jebradshaw | 0:fcc0eaeeb35c | 183 | |
jebradshaw | 0:fcc0eaeeb35c | 184 | for(i=0;i<7;i++) //clear the string |
jebradshaw | 0:fcc0eaeeb35c | 185 | ser_read[i] = 0; |
jebradshaw | 0:fcc0eaeeb35c | 186 | |
jebradshaw | 0:fcc0eaeeb35c | 187 | //read serial C buffer and wait for ACK (0xAA0E0DXX0000) |
jebradshaw | 0:fcc0eaeeb35c | 188 | uCAM_read(ser_read, 6, .1); |
jebradshaw | 0:fcc0eaeeb35c | 189 | |
jebradshaw | 0:fcc0eaeeb35c | 190 | if((ser_read[0] == 0xAA) && |
jebradshaw | 0:fcc0eaeeb35c | 191 | (ser_read[1] == 0x0E) && |
jebradshaw | 0:fcc0eaeeb35c | 192 | (ser_read[2] == 0x01)) |
jebradshaw | 0:fcc0eaeeb35c | 193 | { |
jebradshaw | 3:85db6ea8c0a4 | 194 | wait(.010); |
jebradshaw | 0:fcc0eaeeb35c | 195 | return 1; |
jebradshaw | 0:fcc0eaeeb35c | 196 | } |
jebradshaw | 0:fcc0eaeeb35c | 197 | else |
jebradshaw | 0:fcc0eaeeb35c | 198 | return 0; |
jebradshaw | 0:fcc0eaeeb35c | 199 | } |
jebradshaw | 0:fcc0eaeeb35c | 200 | |
jebradshaw | 0:fcc0eaeeb35c | 201 | int uCAM_TTL120::uCAM_send_INITIAL_128x128_4RAW(void) |
jebradshaw | 0:fcc0eaeeb35c | 202 | { |
jebradshaw | 0:fcc0eaeeb35c | 203 | char ser_read[7]; |
jebradshaw | 0:fcc0eaeeb35c | 204 | int i; |
jebradshaw | 0:fcc0eaeeb35c | 205 | uCAM_Command_Send(uCAM_INITIAL,0x00,0x02,0x09,0x00); // p2=0x02-4 bit GRAY (RAW) |
jebradshaw | 0:fcc0eaeeb35c | 206 | // p3=0x09- 128x128 bit resolution |
jebradshaw | 0:fcc0eaeeb35c | 207 | // p4=0x01-JPEG res 80 x 64 |
jebradshaw | 0:fcc0eaeeb35c | 208 | wait(.02); |
jebradshaw | 0:fcc0eaeeb35c | 209 | |
jebradshaw | 0:fcc0eaeeb35c | 210 | for(i=0;i<7;i++) //clear the string |
jebradshaw | 0:fcc0eaeeb35c | 211 | ser_read[i] = 0; |
jebradshaw | 0:fcc0eaeeb35c | 212 | |
jebradshaw | 0:fcc0eaeeb35c | 213 | //read serial buffer and wait for ACK (0xAA0E0DXX0000) |
jebradshaw | 3:85db6ea8c0a4 | 214 | uCAM_read(ser_read, 6, .100); |
jebradshaw | 0:fcc0eaeeb35c | 215 | |
jebradshaw | 0:fcc0eaeeb35c | 216 | if((ser_read[0] == 0xAA) && |
jebradshaw | 0:fcc0eaeeb35c | 217 | (ser_read[1] == 0x0E) && |
jebradshaw | 0:fcc0eaeeb35c | 218 | (ser_read[2] == 0x01)) |
jebradshaw | 0:fcc0eaeeb35c | 219 | { |
jebradshaw | 3:85db6ea8c0a4 | 220 | wait(.02); |
jebradshaw | 0:fcc0eaeeb35c | 221 | return 1; |
jebradshaw | 0:fcc0eaeeb35c | 222 | } |
jebradshaw | 0:fcc0eaeeb35c | 223 | else |
jebradshaw | 0:fcc0eaeeb35c | 224 | return 0; |
jebradshaw | 0:fcc0eaeeb35c | 225 | } |
jebradshaw | 0:fcc0eaeeb35c | 226 | int uCAM_TTL120::uCAM_send_SNAPSHOT(void) |
jebradshaw | 0:fcc0eaeeb35c | 227 | { |
jebradshaw | 2:f80257456c6e | 228 | uCAM_Command_Send(uCAM_SNAPSHOT,0x01,0x00,0x00,0x00); // p1=0x01-Uncompressed Image |
jebradshaw | 2:f80257456c6e | 229 | // p2 and p3 = 0, current frame |
jebradshaw | 3:85db6ea8c0a4 | 230 | wait(.01); |
jebradshaw | 0:fcc0eaeeb35c | 231 | |
jebradshaw | 2:f80257456c6e | 232 | if(uCAM_GetACK(uCAM_SNAPSHOT)) |
jebradshaw | 0:fcc0eaeeb35c | 233 | return 1; |
jebradshaw | 2:f80257456c6e | 234 | else |
jebradshaw | 2:f80257456c6e | 235 | return 0; |
jebradshaw | 0:fcc0eaeeb35c | 236 | } |
jebradshaw | 0:fcc0eaeeb35c | 237 | |
jebradshaw | 3:85db6ea8c0a4 | 238 | int uCAM_TTL120::uCAM_send_GET_PICTURE_80x60_16COL_RAW(FILE *fp) |
jebradshaw | 0:fcc0eaeeb35c | 239 | { |
jebradshaw | 0:fcc0eaeeb35c | 240 | char ser_read[7]; |
jebradshaw | 0:fcc0eaeeb35c | 241 | unsigned long pic_bytes; |
jebradshaw | 0:fcc0eaeeb35c | 242 | unsigned int i, j, k; |
jebradshaw | 0:fcc0eaeeb35c | 243 | unsigned int serbytes_read; |
jebradshaw | 3:85db6ea8c0a4 | 244 | unsigned int pixel_col; |
jebradshaw | 0:fcc0eaeeb35c | 245 | |
jebradshaw | 0:fcc0eaeeb35c | 246 | pic_bytes = 0; |
jebradshaw | 0:fcc0eaeeb35c | 247 | serbytes_read = 0; |
jebradshaw | 0:fcc0eaeeb35c | 248 | |
jebradshaw | 0:fcc0eaeeb35c | 249 | for(i=0;i<100;i++) |
jebradshaw | 0:fcc0eaeeb35c | 250 | picture[i] = 0; |
jebradshaw | 0:fcc0eaeeb35c | 251 | |
jebradshaw | 0:fcc0eaeeb35c | 252 | while(_cam.readable()){ //flush the buffer |
jebradshaw | 0:fcc0eaeeb35c | 253 | char c = _cam.getc(); |
jebradshaw | 0:fcc0eaeeb35c | 254 | } |
jebradshaw | 0:fcc0eaeeb35c | 255 | |
jebradshaw | 0:fcc0eaeeb35c | 256 | uCAM_Command_Send(uCAM_GET_PICTURE,0x01,0x00,0x00,0x00); // p1=0x01-Snapshot picture |
jebradshaw | 0:fcc0eaeeb35c | 257 | wait(.3); |
jebradshaw | 0:fcc0eaeeb35c | 258 | |
jebradshaw | 3:85db6ea8c0a4 | 259 | if(uCAM_GetACK(uCAM_GET_PICTURE)) //returned get pic |
jebradshaw | 3:85db6ea8c0a4 | 260 | { |
jebradshaw | 3:85db6ea8c0a4 | 261 | //read serial C buffer and wait for ACK (0xAA0E0DXX0000) |
jebradshaw | 3:85db6ea8c0a4 | 262 | char c=uCAM_read(ser_read, 6, .1); |
jebradshaw | 0:fcc0eaeeb35c | 263 | |
jebradshaw | 3:85db6ea8c0a4 | 264 | if((ser_read[0] == 0xAA) && //first 2 bytes indicate it was a DATA packet |
jebradshaw | 3:85db6ea8c0a4 | 265 | (ser_read[1] == 0x0A)) |
jebradshaw | 3:85db6ea8c0a4 | 266 | { |
jebradshaw | 3:85db6ea8c0a4 | 267 | pic_bytes = (unsigned long)ser_read[3]; |
jebradshaw | 3:85db6ea8c0a4 | 268 | pic_bytes += (unsigned long)ser_read[4] << 8; |
jebradshaw | 3:85db6ea8c0a4 | 269 | pic_bytes += (unsigned long)ser_read[5] << 16; |
jebradshaw | 0:fcc0eaeeb35c | 270 | |
jebradshaw | 3:85db6ea8c0a4 | 271 | serbytes_read = uCAM_read(picture, pic_bytes, .200); |
jebradshaw | 0:fcc0eaeeb35c | 272 | |
jebradshaw | 3:85db6ea8c0a4 | 273 | if(serbytes_read == pic_bytes) |
jebradshaw | 3:85db6ea8c0a4 | 274 | { |
jebradshaw | 3:85db6ea8c0a4 | 275 | k=0; |
jebradshaw | 3:85db6ea8c0a4 | 276 | for(i=0;i<60;i++) |
jebradshaw | 3:85db6ea8c0a4 | 277 | { |
jebradshaw | 3:85db6ea8c0a4 | 278 | for(j=0;j<80;j++) |
jebradshaw | 3:85db6ea8c0a4 | 279 | { |
jebradshaw | 3:85db6ea8c0a4 | 280 | pixel_col = picture[k]; |
jebradshaw | 3:85db6ea8c0a4 | 281 | k++; |
jebradshaw | 3:85db6ea8c0a4 | 282 | fputc(((picture[k] >> 8) & 0xff), fp); //write pixel high byte to file |
jebradshaw | 3:85db6ea8c0a4 | 283 | fputc(picture[k] & 0xff, fp); //write low byte |
jebradshaw | 3:85db6ea8c0a4 | 284 | // printf("%d ", pixel_col); |
jebradshaw | 3:85db6ea8c0a4 | 285 | // TFT.pixel(j, i, pixel_col); //Do something with the pixel |
jebradshaw | 3:85db6ea8c0a4 | 286 | } |
jebradshaw | 3:85db6ea8c0a4 | 287 | } |
jebradshaw | 0:fcc0eaeeb35c | 288 | |
jebradshaw | 3:85db6ea8c0a4 | 289 | uCAM_Command_Send(uCAM_ACK, 0x0A, 0x00, 0x01, 0x00); |
jebradshaw | 0:fcc0eaeeb35c | 290 | |
jebradshaw | 3:85db6ea8c0a4 | 291 | return pic_bytes; |
jebradshaw | 3:85db6ea8c0a4 | 292 | } |
jebradshaw | 3:85db6ea8c0a4 | 293 | else |
jebradshaw | 3:85db6ea8c0a4 | 294 | return -4; |
jebradshaw | 3:85db6ea8c0a4 | 295 | } |
jebradshaw | 3:85db6ea8c0a4 | 296 | } |
jebradshaw | 3:85db6ea8c0a4 | 297 | else |
jebradshaw | 3:85db6ea8c0a4 | 298 | return -1; |
jebradshaw | 0:fcc0eaeeb35c | 299 | } |
jebradshaw | 0:fcc0eaeeb35c | 300 | |
jebradshaw | 0:fcc0eaeeb35c | 301 | int uCAM_TTL120::uCAM_send_GET_PICTURE_80x60_2GRAY_RAW(void) |
jebradshaw | 0:fcc0eaeeb35c | 302 | { |
jebradshaw | 0:fcc0eaeeb35c | 303 | char ser_read[7]; |
jebradshaw | 0:fcc0eaeeb35c | 304 | char c; |
jebradshaw | 0:fcc0eaeeb35c | 305 | unsigned long pic_bytes; |
jebradshaw | 0:fcc0eaeeb35c | 306 | unsigned int pixel_col; |
jebradshaw | 0:fcc0eaeeb35c | 307 | unsigned int i, j, k; |
jebradshaw | 0:fcc0eaeeb35c | 308 | int m; |
jebradshaw | 0:fcc0eaeeb35c | 309 | unsigned int serbytes_read; |
jebradshaw | 0:fcc0eaeeb35c | 310 | int temp; |
jebradshaw | 0:fcc0eaeeb35c | 311 | |
jebradshaw | 0:fcc0eaeeb35c | 312 | pic_bytes = 0; |
jebradshaw | 0:fcc0eaeeb35c | 313 | c=0; |
jebradshaw | 0:fcc0eaeeb35c | 314 | serbytes_read = 0; |
jebradshaw | 0:fcc0eaeeb35c | 315 | |
jebradshaw | 0:fcc0eaeeb35c | 316 | for(i=0;i<100;i++) |
jebradshaw | 0:fcc0eaeeb35c | 317 | picture[i] = 0; |
jebradshaw | 0:fcc0eaeeb35c | 318 | |
jebradshaw | 0:fcc0eaeeb35c | 319 | while(_cam.readable()){ //flush the buffer |
jebradshaw | 0:fcc0eaeeb35c | 320 | char c = _cam.getc(); |
jebradshaw | 0:fcc0eaeeb35c | 321 | } |
jebradshaw | 0:fcc0eaeeb35c | 322 | |
jebradshaw | 0:fcc0eaeeb35c | 323 | uCAM_Command_Send(uCAM_GET_PICTURE,0x01,0x00,0x00,0x00); // p1=0x01-Snapshot picture |
jebradshaw | 0:fcc0eaeeb35c | 324 | wait(.3); |
jebradshaw | 0:fcc0eaeeb35c | 325 | |
jebradshaw | 0:fcc0eaeeb35c | 326 | //read serial C buffer and wait for ACK (0xAA0E0DXX0000) |
jebradshaw | 0:fcc0eaeeb35c | 327 | c=uCAM_read(ser_read, 6, 1); |
jebradshaw | 0:fcc0eaeeb35c | 328 | wait(.2); |
jebradshaw | 0:fcc0eaeeb35c | 329 | |
jebradshaw | 0:fcc0eaeeb35c | 330 | if(c==6) //received 6 bytes back |
jebradshaw | 0:fcc0eaeeb35c | 331 | { |
jebradshaw | 0:fcc0eaeeb35c | 332 | if((ser_read[0] == 0xAA) && //first 2 bytes indicate it was a DATA packet |
jebradshaw | 0:fcc0eaeeb35c | 333 | (ser_read[1] == 0x0E) && |
jebradshaw | 0:fcc0eaeeb35c | 334 | (ser_read[2] == 0x04)) //returned get pic |
jebradshaw | 0:fcc0eaeeb35c | 335 | { |
jebradshaw | 0:fcc0eaeeb35c | 336 | //read serial C buffer and wait for ACK (0xAA0E0DXX0000) |
jebradshaw | 0:fcc0eaeeb35c | 337 | c=uCAM_read(ser_read, 6, 1); |
jebradshaw | 0:fcc0eaeeb35c | 338 | |
jebradshaw | 0:fcc0eaeeb35c | 339 | if(c==6) //received 6 bytes back |
jebradshaw | 0:fcc0eaeeb35c | 340 | { |
jebradshaw | 0:fcc0eaeeb35c | 341 | if((ser_read[0] == 0xAA) && //first 2 bytes indicate it was a DATA packet |
jebradshaw | 0:fcc0eaeeb35c | 342 | (ser_read[1] == 0x0A)) |
jebradshaw | 0:fcc0eaeeb35c | 343 | { |
jebradshaw | 0:fcc0eaeeb35c | 344 | pic_bytes = (unsigned long)ser_read[3]; |
jebradshaw | 0:fcc0eaeeb35c | 345 | pic_bytes += (unsigned long)ser_read[4] << 8; |
jebradshaw | 0:fcc0eaeeb35c | 346 | pic_bytes += (unsigned long)ser_read[5] << 16; |
jebradshaw | 0:fcc0eaeeb35c | 347 | |
jebradshaw | 0:fcc0eaeeb35c | 348 | serbytes_read = uCAM_read(picture, pic_bytes, 200); |
jebradshaw | 0:fcc0eaeeb35c | 349 | |
jebradshaw | 0:fcc0eaeeb35c | 350 | if(serbytes_read == pic_bytes) |
jebradshaw | 0:fcc0eaeeb35c | 351 | { |
jebradshaw | 0:fcc0eaeeb35c | 352 | k=0; |
jebradshaw | 0:fcc0eaeeb35c | 353 | for(i=0;i<60;i++) |
jebradshaw | 0:fcc0eaeeb35c | 354 | { |
jebradshaw | 0:fcc0eaeeb35c | 355 | for(j=0;j<80;) |
jebradshaw | 0:fcc0eaeeb35c | 356 | { |
jebradshaw | 0:fcc0eaeeb35c | 357 | temp = picture[k]; |
jebradshaw | 0:fcc0eaeeb35c | 358 | for(m=14;m>=0;m-=2) |
jebradshaw | 0:fcc0eaeeb35c | 359 | { |
jebradshaw | 0:fcc0eaeeb35c | 360 | pixel_col = (temp >> m) & 0x03; |
jebradshaw | 0:fcc0eaeeb35c | 361 | switch(pixel_col) |
jebradshaw | 0:fcc0eaeeb35c | 362 | { |
jebradshaw | 0:fcc0eaeeb35c | 363 | case 0: |
jebradshaw | 0:fcc0eaeeb35c | 364 | // uLCD144_Put_Pixel(j, i, 0x0000); //0x0000 |
jebradshaw | 0:fcc0eaeeb35c | 365 | break; |
jebradshaw | 0:fcc0eaeeb35c | 366 | case 1: |
jebradshaw | 0:fcc0eaeeb35c | 367 | // uLCD144_Put_Pixel(j, i, 0x0180); //0x39e7 |
jebradshaw | 0:fcc0eaeeb35c | 368 | break; |
jebradshaw | 0:fcc0eaeeb35c | 369 | case 2: |
jebradshaw | 0:fcc0eaeeb35c | 370 | // uLCD144_Put_Pixel(j, i, 0xc209); //0x7bef |
jebradshaw | 0:fcc0eaeeb35c | 371 | break; |
jebradshaw | 0:fcc0eaeeb35c | 372 | case 3: |
jebradshaw | 0:fcc0eaeeb35c | 373 | // uLCD144_Put_Pixel(j, i, 0xFFFF); //0xFFFF |
jebradshaw | 0:fcc0eaeeb35c | 374 | break; |
jebradshaw | 0:fcc0eaeeb35c | 375 | default: |
jebradshaw | 0:fcc0eaeeb35c | 376 | // uLCD144_Put_Pixel(j, i, 0x0000); |
jebradshaw | 0:fcc0eaeeb35c | 377 | break; |
jebradshaw | 0:fcc0eaeeb35c | 378 | } |
jebradshaw | 0:fcc0eaeeb35c | 379 | j++; |
jebradshaw | 0:fcc0eaeeb35c | 380 | } |
jebradshaw | 0:fcc0eaeeb35c | 381 | k++; |
jebradshaw | 0:fcc0eaeeb35c | 382 | } |
jebradshaw | 0:fcc0eaeeb35c | 383 | } |
jebradshaw | 0:fcc0eaeeb35c | 384 | |
jebradshaw | 0:fcc0eaeeb35c | 385 | uCAM_Command_Send(uCAM_ACK, 0x0A, 0x00, 0x01, 0x00); |
jebradshaw | 0:fcc0eaeeb35c | 386 | |
jebradshaw | 0:fcc0eaeeb35c | 387 | return pic_bytes; |
jebradshaw | 0:fcc0eaeeb35c | 388 | } |
jebradshaw | 0:fcc0eaeeb35c | 389 | else |
jebradshaw | 0:fcc0eaeeb35c | 390 | return -4; |
jebradshaw | 0:fcc0eaeeb35c | 391 | } |
jebradshaw | 0:fcc0eaeeb35c | 392 | else |
jebradshaw | 0:fcc0eaeeb35c | 393 | return -3; |
jebradshaw | 0:fcc0eaeeb35c | 394 | } |
jebradshaw | 0:fcc0eaeeb35c | 395 | } |
jebradshaw | 0:fcc0eaeeb35c | 396 | else |
jebradshaw | 0:fcc0eaeeb35c | 397 | return -2; |
jebradshaw | 0:fcc0eaeeb35c | 398 | } |
jebradshaw | 0:fcc0eaeeb35c | 399 | return -1; |
jebradshaw | 0:fcc0eaeeb35c | 400 | } |
jebradshaw | 0:fcc0eaeeb35c | 401 | |
jebradshaw | 0:fcc0eaeeb35c | 402 | int uCAM_TTL120::uCAM_send_GET_PICTURE_128x128_4GRAY_RAW(void) |
jebradshaw | 0:fcc0eaeeb35c | 403 | { |
jebradshaw | 0:fcc0eaeeb35c | 404 | char ser_read[7]; |
jebradshaw | 0:fcc0eaeeb35c | 405 | char c; |
jebradshaw | 0:fcc0eaeeb35c | 406 | unsigned long pic_bytes; |
jebradshaw | 0:fcc0eaeeb35c | 407 | unsigned int pixel_col; |
jebradshaw | 0:fcc0eaeeb35c | 408 | unsigned int i, j, k; |
jebradshaw | 0:fcc0eaeeb35c | 409 | unsigned int serbytes_read; |
jebradshaw | 0:fcc0eaeeb35c | 410 | int temp; |
jebradshaw | 0:fcc0eaeeb35c | 411 | |
jebradshaw | 0:fcc0eaeeb35c | 412 | pic_bytes = 0; |
jebradshaw | 0:fcc0eaeeb35c | 413 | c=0; |
jebradshaw | 0:fcc0eaeeb35c | 414 | serbytes_read = 0; |
jebradshaw | 0:fcc0eaeeb35c | 415 | |
jebradshaw | 0:fcc0eaeeb35c | 416 | for(i=0;i<100;i++) |
jebradshaw | 0:fcc0eaeeb35c | 417 | picture[i] = 0; |
jebradshaw | 0:fcc0eaeeb35c | 418 | |
jebradshaw | 0:fcc0eaeeb35c | 419 | while(_cam.readable()){ //flush the buffer |
jebradshaw | 0:fcc0eaeeb35c | 420 | char c = _cam.getc(); |
jebradshaw | 0:fcc0eaeeb35c | 421 | } |
jebradshaw | 0:fcc0eaeeb35c | 422 | |
jebradshaw | 0:fcc0eaeeb35c | 423 | uCAM_Command_Send(uCAM_GET_PICTURE,0x01,0x00,0x00,0x00); // p1=0x01-Snapshot picture |
jebradshaw | 0:fcc0eaeeb35c | 424 | wait(.3); |
jebradshaw | 0:fcc0eaeeb35c | 425 | |
jebradshaw | 0:fcc0eaeeb35c | 426 | //read serial C buffer and wait for ACK (0xAA0E0DXX0000) |
jebradshaw | 3:85db6ea8c0a4 | 427 | c=uCAM_read(ser_read, 6, .1); |
jebradshaw | 0:fcc0eaeeb35c | 428 | wait(.2); |
jebradshaw | 0:fcc0eaeeb35c | 429 | |
jebradshaw | 0:fcc0eaeeb35c | 430 | if(c==6) //received 6 bytes back |
jebradshaw | 0:fcc0eaeeb35c | 431 | { |
jebradshaw | 0:fcc0eaeeb35c | 432 | if((ser_read[0] == 0xAA) && //first 2 bytes indicate it was a DATA packet |
jebradshaw | 0:fcc0eaeeb35c | 433 | (ser_read[1] == 0x0E) && |
jebradshaw | 0:fcc0eaeeb35c | 434 | (ser_read[2] == 0x04)) //returned get pic |
jebradshaw | 0:fcc0eaeeb35c | 435 | { |
jebradshaw | 0:fcc0eaeeb35c | 436 | //read serial C buffer and wait for ACK (0xAA0E0DXX0000) |
jebradshaw | 3:85db6ea8c0a4 | 437 | c=uCAM_read(ser_read, 6, .1); |
jebradshaw | 0:fcc0eaeeb35c | 438 | |
jebradshaw | 0:fcc0eaeeb35c | 439 | if(c==6) //received 6 bytes back |
jebradshaw | 0:fcc0eaeeb35c | 440 | { |
jebradshaw | 0:fcc0eaeeb35c | 441 | if((ser_read[0] == 0xAA) && //first 2 bytes indicate it was a DATA packet |
jebradshaw | 0:fcc0eaeeb35c | 442 | (ser_read[1] == 0x0A)) |
jebradshaw | 0:fcc0eaeeb35c | 443 | { |
jebradshaw | 0:fcc0eaeeb35c | 444 | pic_bytes = (unsigned long)ser_read[3]; |
jebradshaw | 0:fcc0eaeeb35c | 445 | pic_bytes += (unsigned long)ser_read[4] << 8; |
jebradshaw | 0:fcc0eaeeb35c | 446 | pic_bytes += (unsigned long)ser_read[5] << 16; |
jebradshaw | 0:fcc0eaeeb35c | 447 | |
jebradshaw | 0:fcc0eaeeb35c | 448 | serbytes_read = uCAM_read(picture, pic_bytes, .2); |
jebradshaw | 0:fcc0eaeeb35c | 449 | |
jebradshaw | 0:fcc0eaeeb35c | 450 | if(serbytes_read == pic_bytes) |
jebradshaw | 0:fcc0eaeeb35c | 451 | { |
jebradshaw | 0:fcc0eaeeb35c | 452 | k=0; |
jebradshaw | 0:fcc0eaeeb35c | 453 | for(i=0;i<128;i++) |
jebradshaw | 0:fcc0eaeeb35c | 454 | { |
jebradshaw | 0:fcc0eaeeb35c | 455 | for(j=0;j<128;) |
jebradshaw | 0:fcc0eaeeb35c | 456 | { |
jebradshaw | 0:fcc0eaeeb35c | 457 | temp = picture[k]; |
jebradshaw | 0:fcc0eaeeb35c | 458 | pixel_col = (temp >> 12) & 0x000F; |
jebradshaw | 0:fcc0eaeeb35c | 459 | pixel_col |= ((temp >> 12) & 0x000F) << 6; |
jebradshaw | 0:fcc0eaeeb35c | 460 | pixel_col |= ((temp >> 12) & 0x000F) << 11; |
jebradshaw | 0:fcc0eaeeb35c | 461 | // uLCD144_Put_Pixel(j, i, pixel_col); |
jebradshaw | 0:fcc0eaeeb35c | 462 | printf("%c", pixel_col); |
jebradshaw | 0:fcc0eaeeb35c | 463 | j++; |
jebradshaw | 0:fcc0eaeeb35c | 464 | |
jebradshaw | 0:fcc0eaeeb35c | 465 | pixel_col = (temp >> 8) & 0x000F; |
jebradshaw | 0:fcc0eaeeb35c | 466 | pixel_col |= ((temp >> 8) & 0x000F) << 6; |
jebradshaw | 0:fcc0eaeeb35c | 467 | pixel_col |= ((temp >> 8) & 0x000F) << 11; |
jebradshaw | 0:fcc0eaeeb35c | 468 | // uLCD144_Put_Pixel(j, i, pixel_col); |
jebradshaw | 0:fcc0eaeeb35c | 469 | printf("%c", pixel_col); |
jebradshaw | 0:fcc0eaeeb35c | 470 | j++; |
jebradshaw | 0:fcc0eaeeb35c | 471 | |
jebradshaw | 0:fcc0eaeeb35c | 472 | pixel_col = (temp >> 4) & 0x000F; |
jebradshaw | 0:fcc0eaeeb35c | 473 | pixel_col |= ((temp >> 4) & 0x000F) << 6; |
jebradshaw | 0:fcc0eaeeb35c | 474 | pixel_col |= ((temp >> 4) & 0x000F) << 11; |
jebradshaw | 0:fcc0eaeeb35c | 475 | // uLCD144_Put_Pixel(j, i, pixel_col); |
jebradshaw | 0:fcc0eaeeb35c | 476 | printf("%c", pixel_col); |
jebradshaw | 0:fcc0eaeeb35c | 477 | j++; |
jebradshaw | 0:fcc0eaeeb35c | 478 | |
jebradshaw | 0:fcc0eaeeb35c | 479 | pixel_col = temp & 0x000F; |
jebradshaw | 0:fcc0eaeeb35c | 480 | pixel_col |= (temp & 0x000F) << 6; |
jebradshaw | 0:fcc0eaeeb35c | 481 | pixel_col |= (temp & 0x000F) << 11; |
jebradshaw | 0:fcc0eaeeb35c | 482 | // uLCD144_Put_Pixel(j, i, pixel_col); |
jebradshaw | 0:fcc0eaeeb35c | 483 | printf("%c", pixel_col); |
jebradshaw | 0:fcc0eaeeb35c | 484 | j++; |
jebradshaw | 0:fcc0eaeeb35c | 485 | |
jebradshaw | 0:fcc0eaeeb35c | 486 | k++; |
jebradshaw | 0:fcc0eaeeb35c | 487 | } |
jebradshaw | 0:fcc0eaeeb35c | 488 | } |
jebradshaw | 0:fcc0eaeeb35c | 489 | |
jebradshaw | 0:fcc0eaeeb35c | 490 | uCAM_Command_Send(uCAM_ACK, 0x0A, 0x00, 0x01, 0x00); |
jebradshaw | 0:fcc0eaeeb35c | 491 | |
jebradshaw | 0:fcc0eaeeb35c | 492 | return pic_bytes; |
jebradshaw | 0:fcc0eaeeb35c | 493 | } |
jebradshaw | 0:fcc0eaeeb35c | 494 | else |
jebradshaw | 0:fcc0eaeeb35c | 495 | return -4; |
jebradshaw | 0:fcc0eaeeb35c | 496 | } |
jebradshaw | 0:fcc0eaeeb35c | 497 | else |
jebradshaw | 0:fcc0eaeeb35c | 498 | return -3; |
jebradshaw | 0:fcc0eaeeb35c | 499 | } |
jebradshaw | 0:fcc0eaeeb35c | 500 | } |
jebradshaw | 0:fcc0eaeeb35c | 501 | else |
jebradshaw | 0:fcc0eaeeb35c | 502 | return -2; |
jebradshaw | 0:fcc0eaeeb35c | 503 | } |
jebradshaw | 0:fcc0eaeeb35c | 504 | return -1; |
jebradshaw | 0:fcc0eaeeb35c | 505 | } |
jebradshaw | 0:fcc0eaeeb35c | 506 | |
jebradshaw | 0:fcc0eaeeb35c | 507 | void uCAM_TTL120::uCAM_set_baud(void) |
jebradshaw | 0:fcc0eaeeb35c | 508 | { |
jebradshaw | 2:f80257456c6e | 509 | uCAM_Command_Send(uCAM_SET_BAUD_RATE,0x03,0x00,0x00,0x00); // set baud to |
jebradshaw | 2:f80257456c6e | 510 | wait(.05); |
jebradshaw | 2:f80257456c6e | 511 | |
jebradshaw | 2:f80257456c6e | 512 | if(uCAM_GetACK(uCAM_SET_BAUD_RATE)){ |
jebradshaw | 2:f80257456c6e | 513 | printf("Baud rate sucessfully changed"); |
jebradshaw | 2:f80257456c6e | 514 | } |
jebradshaw | 2:f80257456c6e | 515 | else{ |
jebradshaw | 2:f80257456c6e | 516 | printf("Baud rate NOT sucessfully changed"); |
jebradshaw | 2:f80257456c6e | 517 | } |
jebradshaw | 2:f80257456c6e | 518 | |
jebradshaw | 2:f80257456c6e | 519 | _cam.baud(921600); |
jebradshaw | 2:f80257456c6e | 520 | // uCAM_Command_Send(uCAM_SET_BAUD_RATE,0x02,0x00,0x00,0x00); // set baud to |
jebradshaw | 2:f80257456c6e | 521 | // _cam.baud(1228800); |
jebradshaw | 0:fcc0eaeeb35c | 522 | } |
jebradshaw | 0:fcc0eaeeb35c | 523 | |
jebradshaw | 3:85db6ea8c0a4 | 524 | void uCAM_TTL120::uCAM_TakePic_RAW_16COLOR_80x60(FILE *fp) |
jebradshaw | 0:fcc0eaeeb35c | 525 | { |
jebradshaw | 0:fcc0eaeeb35c | 526 | uCAM_send_INITIAL_80x60_16RAW(); |
jebradshaw | 0:fcc0eaeeb35c | 527 | wait(.1); |
jebradshaw | 0:fcc0eaeeb35c | 528 | uCAM_send_SNAPSHOT(); |
jebradshaw | 0:fcc0eaeeb35c | 529 | wait(.1); |
jebradshaw | 3:85db6ea8c0a4 | 530 | uCAM_send_GET_PICTURE_80x60_16COL_RAW(fp); |
jebradshaw | 0:fcc0eaeeb35c | 531 | } |
jebradshaw | 0:fcc0eaeeb35c | 532 | |
jebradshaw | 0:fcc0eaeeb35c | 533 | void uCAM_TTL120::uCAM_TakePic_RAW_2GRAY_80x60(void) |
jebradshaw | 0:fcc0eaeeb35c | 534 | { |
jebradshaw | 0:fcc0eaeeb35c | 535 | uCAM_send_INITIAL_80x60_2RAW(); |
jebradshaw | 0:fcc0eaeeb35c | 536 | wait(.1); |
jebradshaw | 0:fcc0eaeeb35c | 537 | uCAM_send_SNAPSHOT(); |
jebradshaw | 0:fcc0eaeeb35c | 538 | wait(.1); |
jebradshaw | 0:fcc0eaeeb35c | 539 | |
jebradshaw | 0:fcc0eaeeb35c | 540 | while(uCAM_send_GET_PICTURE_80x60_2GRAY_RAW() < 0){ |
jebradshaw | 0:fcc0eaeeb35c | 541 | wait(.1); |
jebradshaw | 0:fcc0eaeeb35c | 542 | uCAM_send_SNAPSHOT(); |
jebradshaw | 0:fcc0eaeeb35c | 543 | wait(.2); |
jebradshaw | 0:fcc0eaeeb35c | 544 | } |
jebradshaw | 0:fcc0eaeeb35c | 545 | } |
jebradshaw | 0:fcc0eaeeb35c | 546 | |
jebradshaw | 0:fcc0eaeeb35c | 547 | void uCAM_TTL120::uCAM_TakePic_RAW_4GRAY_128x128(void) |
jebradshaw | 0:fcc0eaeeb35c | 548 | { |
jebradshaw | 0:fcc0eaeeb35c | 549 | uCAM_send_INITIAL_128x128_4RAW(); |
jebradshaw | 0:fcc0eaeeb35c | 550 | wait(.100); |
jebradshaw | 0:fcc0eaeeb35c | 551 | uCAM_send_SNAPSHOT(); |
jebradshaw | 0:fcc0eaeeb35c | 552 | wait(.100); |
jebradshaw | 0:fcc0eaeeb35c | 553 | while(uCAM_send_GET_PICTURE_128x128_4GRAY_RAW() < 0){ |
jebradshaw | 0:fcc0eaeeb35c | 554 | wait(.100); |
jebradshaw | 0:fcc0eaeeb35c | 555 | uCAM_send_SNAPSHOT(); |
jebradshaw | 0:fcc0eaeeb35c | 556 | wait(.200); |
jebradshaw | 0:fcc0eaeeb35c | 557 | } |
jebradshaw | 0:fcc0eaeeb35c | 558 | } |
jebradshaw | 0:fcc0eaeeb35c | 559 | |
jebradshaw | 0:fcc0eaeeb35c | 560 | void uCAM_TTL120::uCAM_FlushBuffer(void){ |
jebradshaw | 0:fcc0eaeeb35c | 561 | while(_cam.readable()){ //flush the buffer |
jebradshaw | 0:fcc0eaeeb35c | 562 | char c = _cam.getc(); |
jebradshaw | 0:fcc0eaeeb35c | 563 | } |
jebradshaw | 0:fcc0eaeeb35c | 564 | } |
jebradshaw | 2:f80257456c6e | 565 | |
jebradshaw | 3:85db6ea8c0a4 | 566 | int uCAM_TTL120::uCAM_get_jpeg(FILE *fp){ |
jebradshaw | 2:f80257456c6e | 567 | |
jebradshaw | 2:f80257456c6e | 568 | char ser_read[7]; |
jebradshaw | 2:f80257456c6e | 569 | unsigned long pic_bytes; |
jebradshaw | 2:f80257456c6e | 570 | |
jebradshaw | 2:f80257456c6e | 571 | uCAM_FlushBuffer(); |
jebradshaw | 2:f80257456c6e | 572 | uCAM_Command_Send(uCAM_INITIAL,0x00,0x07,0x07,0x07); // JPEG,640 x 480,JPEG |
jebradshaw | 2:f80257456c6e | 573 | //cam.uCAM_Command_Send(uCAM_INITIAL,0x00,0x07,0x07,0x03); // JPEG,160 x 120,JPEG |
jebradshaw | 2:f80257456c6e | 574 | wait(.05); |
jebradshaw | 2:f80257456c6e | 575 | |
jebradshaw | 2:f80257456c6e | 576 | if(uCAM_GetACK(uCAM_INITIAL)){ //INITIAL ACK |
jebradshaw | 2:f80257456c6e | 577 | printf("ACK received on uCAM_INITIAL\r\n"); |
jebradshaw | 2:f80257456c6e | 578 | } |
jebradshaw | 2:f80257456c6e | 579 | else{ |
jebradshaw | 2:f80257456c6e | 580 | printf("Did not receive ACK on uCAM_INITIAL\r\n"); |
jebradshaw | 2:f80257456c6e | 581 | } |
jebradshaw | 2:f80257456c6e | 582 | |
jebradshaw | 2:f80257456c6e | 583 | uCAM_FlushBuffer(); |
jebradshaw | 2:f80257456c6e | 584 | uCAM_Command_Send(uCAM_SET_PACKAGE_SIZE,0x08,0x00,0x02,0x00); //512 bytes |
jebradshaw | 2:f80257456c6e | 585 | |
jebradshaw | 2:f80257456c6e | 586 | wait(.05); |
jebradshaw | 2:f80257456c6e | 587 | |
jebradshaw | 2:f80257456c6e | 588 | if(uCAM_GetACK(uCAM_SET_PACKAGE_SIZE)){ //SET PACKAGE SIZE ACK |
jebradshaw | 2:f80257456c6e | 589 | printf("ACK received on uCAM_SET_PACKAGE_SIZE\r\n"); |
jebradshaw | 2:f80257456c6e | 590 | } |
jebradshaw | 2:f80257456c6e | 591 | else{ |
jebradshaw | 2:f80257456c6e | 592 | printf("Did not receive ACK on SET PACKAGE SIZE\r\n"); |
jebradshaw | 2:f80257456c6e | 593 | } |
jebradshaw | 2:f80257456c6e | 594 | |
jebradshaw | 2:f80257456c6e | 595 | uCAM_FlushBuffer(); |
jebradshaw | 2:f80257456c6e | 596 | uCAM_Command_Send(uCAM_SNAPSHOT,0x00,0x00,0x00,0x00); //JPEG |
jebradshaw | 2:f80257456c6e | 597 | |
jebradshaw | 2:f80257456c6e | 598 | if(uCAM_GetACK(uCAM_SNAPSHOT)){ //uCAM_SNAPSHOT ACK |
jebradshaw | 2:f80257456c6e | 599 | printf("ACK received on uCAM_SNAPSHOT\r\n"); |
jebradshaw | 2:f80257456c6e | 600 | } |
jebradshaw | 2:f80257456c6e | 601 | else{ |
jebradshaw | 2:f80257456c6e | 602 | printf("Did not receive ACK on uCAM_SNAPSHOT\r\n"); |
jebradshaw | 2:f80257456c6e | 603 | } |
jebradshaw | 2:f80257456c6e | 604 | |
jebradshaw | 2:f80257456c6e | 605 | pic_bytes = 0; |
jebradshaw | 2:f80257456c6e | 606 | |
jebradshaw | 2:f80257456c6e | 607 | uCAM_FlushBuffer(); |
jebradshaw | 2:f80257456c6e | 608 | uCAM_Command_Send(uCAM_GET_PICTURE,0x01,0x00,0x00,0x00); // p1=0x01-Snapshot picture |
jebradshaw | 2:f80257456c6e | 609 | wait(.1); |
jebradshaw | 2:f80257456c6e | 610 | |
jebradshaw | 2:f80257456c6e | 611 | if(uCAM_GetACK(uCAM_GET_PICTURE)) //returned get pic |
jebradshaw | 2:f80257456c6e | 612 | { |
jebradshaw | 2:f80257456c6e | 613 | //read serial buffer and wait for ACK (0xAA0E0DXX0000) |
jebradshaw | 2:f80257456c6e | 614 | uCAM_read(ser_read, 6, 1); |
jebradshaw | 2:f80257456c6e | 615 | |
jebradshaw | 2:f80257456c6e | 616 | if((ser_read[0] == 0xAA) && //first 2 bytes indicate it was a DATA packet |
jebradshaw | 2:f80257456c6e | 617 | (ser_read[1] == 0x0A) && |
jebradshaw | 2:f80257456c6e | 618 | (ser_read[2] == 0x01)) //DATA from snapshot ACK |
jebradshaw | 2:f80257456c6e | 619 | { |
jebradshaw | 2:f80257456c6e | 620 | pic_bytes = (unsigned long)ser_read[3]; |
jebradshaw | 2:f80257456c6e | 621 | pic_bytes += (unsigned long)ser_read[4] << 8; |
jebradshaw | 2:f80257456c6e | 622 | pic_bytes += (unsigned long)ser_read[5] << 16; |
jebradshaw | 2:f80257456c6e | 623 | |
jebradshaw | 2:f80257456c6e | 624 | int packID=0; |
jebradshaw | 2:f80257456c6e | 625 | char packID_l, packID_h; |
jebradshaw | 2:f80257456c6e | 626 | |
jebradshaw | 2:f80257456c6e | 627 | // pc.printf("\r\n"); |
jebradshaw | 2:f80257456c6e | 628 | int numPackages = pic_bytes / (512 - 6); |
jebradshaw | 2:f80257456c6e | 629 | |
jebradshaw | 2:f80257456c6e | 630 | while(numPackages>=0){ |
jebradshaw | 2:f80257456c6e | 631 | packID_h = (packID >> 8) & 0xff; |
jebradshaw | 2:f80257456c6e | 632 | packID_l = packID & 0xff; |
jebradshaw | 2:f80257456c6e | 633 | |
jebradshaw | 2:f80257456c6e | 634 | uCAM_FlushBuffer(); |
jebradshaw | 2:f80257456c6e | 635 | uCAM_Command_Send(uCAM_ACK, 0x00, 0x00, packID_l, packID_h); |
jebradshaw | 2:f80257456c6e | 636 | |
jebradshaw | 2:f80257456c6e | 637 | char ID_ret[2]; |
jebradshaw | 2:f80257456c6e | 638 | uCAM_read(ID_ret, 2, .2); |
jebradshaw | 2:f80257456c6e | 639 | |
jebradshaw | 2:f80257456c6e | 640 | char dataSize[2]; |
jebradshaw | 2:f80257456c6e | 641 | uCAM_read(dataSize, 2, .2); |
jebradshaw | 2:f80257456c6e | 642 | |
jebradshaw | 2:f80257456c6e | 643 | char imageData[506]; //512 - 6 |
jebradshaw | 2:f80257456c6e | 644 | int imageDataSize = ((dataSize[1] & 0xff) << 8) + (dataSize[0] & 0xff); |
jebradshaw | 2:f80257456c6e | 645 | |
jebradshaw | 2:f80257456c6e | 646 | //uCAM_read(imageData, imageDataSize, .2); |
jebradshaw | 2:f80257456c6e | 647 | for(int i=0;i<imageDataSize;i++) |
jebradshaw | 2:f80257456c6e | 648 | imageData[i] = _cam.getc(); |
jebradshaw | 2:f80257456c6e | 649 | |
jebradshaw | 2:f80257456c6e | 650 | char verifyCode[2]; |
jebradshaw | 2:f80257456c6e | 651 | uCAM_read(verifyCode, 2, .2); |
jebradshaw | 2:f80257456c6e | 652 | |
jebradshaw | 2:f80257456c6e | 653 | int vCodeCheck=0; |
jebradshaw | 2:f80257456c6e | 654 | vCodeCheck += ID_ret[0]; |
jebradshaw | 2:f80257456c6e | 655 | vCodeCheck += ID_ret[1]; |
jebradshaw | 2:f80257456c6e | 656 | vCodeCheck += dataSize[0]; |
jebradshaw | 2:f80257456c6e | 657 | vCodeCheck += dataSize[1]; |
jebradshaw | 2:f80257456c6e | 658 | |
jebradshaw | 2:f80257456c6e | 659 | for(int i=0;i<imageDataSize;i++) |
jebradshaw | 2:f80257456c6e | 660 | vCodeCheck += imageData[i]; |
jebradshaw | 2:f80257456c6e | 661 | |
jebradshaw | 2:f80257456c6e | 662 | if((verifyCode[0] & 0xff) == (vCodeCheck & 0xff)){ |
jebradshaw | 2:f80257456c6e | 663 | //pc.printf("\r\nPack ID = %d\r\n", packID);//debugging |
jebradshaw | 3:85db6ea8c0a4 | 664 | for(int j=0;j<imageDataSize;j++){ //write image data to file pointer |
jebradshaw | 3:85db6ea8c0a4 | 665 | fputc(imageData[j], fp); |
jebradshaw | 2:f80257456c6e | 666 | //pc.printf("%2X ", imageData[j]); |
jebradshaw | 3:85db6ea8c0a4 | 667 | } |
jebradshaw | 2:f80257456c6e | 668 | packID++; |
jebradshaw | 2:f80257456c6e | 669 | numPackages--; |
jebradshaw | 2:f80257456c6e | 670 | } |
jebradshaw | 2:f80257456c6e | 671 | else{ |
jebradshaw | 2:f80257456c6e | 672 | printf("\r\nBad Data in transfer. ReTransfer\r\n"); |
jebradshaw | 2:f80257456c6e | 673 | return -2; |
jebradshaw | 2:f80257456c6e | 674 | } |
jebradshaw | 2:f80257456c6e | 675 | } |
jebradshaw | 2:f80257456c6e | 676 | uCAM_Command_Send(uCAM_ACK, 0x00, 0x00, 0xf0, 0xf0); |
jebradshaw | 2:f80257456c6e | 677 | return 0; //return 0 on success |
jebradshaw | 2:f80257456c6e | 678 | } |
jebradshaw | 2:f80257456c6e | 679 | }//data packet |
jebradshaw | 2:f80257456c6e | 680 | return -1; |
jebradshaw | 2:f80257456c6e | 681 | } //function |