STM32746G-Discovery board drivers V1.0.0
Dependents: DISCO-F746NG_LCDTS_CC3000_NTP DISCO-F746NG_ROPE_WIFI F746_SpectralAnalysis_NoPhoto ecte433 ... more
ov9655.c
00001 /** 00002 ****************************************************************************** 00003 * @file ov9655.c 00004 * @author MCD Application Team 00005 * @brief This file provides the OV9655 camera driver 00006 ****************************************************************************** 00007 * @attention 00008 * 00009 * <h2><center>© COPYRIGHT(c) 2015 STMicroelectronics</center></h2> 00010 * 00011 * Redistribution and use in source and binary forms, with or without modification, 00012 * are permitted provided that the following conditions are met: 00013 * 1. Redistributions of source code must retain the above copyright notice, 00014 * this list of conditions and the following disclaimer. 00015 * 2. Redistributions in binary form must reproduce the above copyright notice, 00016 * this list of conditions and the following disclaimer in the documentation 00017 * and/or other materials provided with the distribution. 00018 * 3. Neither the name of STMicroelectronics nor the names of its contributors 00019 * may be used to endorse or promote products derived from this software 00020 * without specific prior written permission. 00021 * 00022 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" 00023 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 00024 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE 00025 * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE 00026 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 00027 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR 00028 * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER 00029 * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, 00030 * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 00031 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 00032 * 00033 ****************************************************************************** 00034 */ 00035 00036 /* Includes ------------------------------------------------------------------*/ 00037 #include "ov9655.h" 00038 00039 /** @addtogroup BSP 00040 * @{ 00041 */ 00042 00043 /** @addtogroup Components 00044 * @{ 00045 */ 00046 00047 /** @addtogroup OV9655 00048 * @brief This file provides a set of functions needed to drive the 00049 * OV9655 Camera module. 00050 * @{ 00051 */ 00052 00053 /** @defgroup OV9655_Private_TypesDefinitions 00054 * @{ 00055 */ 00056 00057 /** 00058 * @} 00059 */ 00060 00061 /** @defgroup OV9655_Private_Defines 00062 * @{ 00063 */ 00064 00065 /** 00066 * @} 00067 */ 00068 00069 /** @defgroup OV9655_Private_Macros 00070 * @{ 00071 */ 00072 00073 /** 00074 * @} 00075 */ 00076 00077 /** @defgroup OV9655_Private_FunctionPrototypes 00078 * @{ 00079 */ 00080 static uint64_t ov9655_ConvertValue(uint32_t feature, uint32_t value); 00081 /** 00082 * @} 00083 */ 00084 00085 /** @defgroup OV9655_Private_Variables 00086 * @{ 00087 */ 00088 00089 CAMERA_DrvTypeDef ov9655_drv = 00090 { 00091 ov9655_Init, 00092 ov9655_ReadID, 00093 ov9655_Config, 00094 }; 00095 00096 /* Initialization sequence for VGA resolution (640x480)*/ 00097 const unsigned char OV9655_VGA[][2]= 00098 { 00099 {0x00, 0x00}, 00100 {0x01, 0x80}, 00101 {0x02, 0x80}, 00102 {0xb5, 0x00}, 00103 {0x35, 0x00}, 00104 {0xa8, 0xc1}, 00105 {0x3a, 0xcc}, 00106 {0x3d, 0x99}, 00107 {0x77, 0x02}, 00108 {0x13, 0xe7}, 00109 {0x26, 0x72}, 00110 {0x27, 0x08}, 00111 {0x28, 0x08}, 00112 {0x2c, 0x08}, 00113 {0xab, 0x04}, 00114 {0x6e, 0x00}, 00115 {0x6d, 0x55}, 00116 {0x00, 0x11}, 00117 {0x10, 0x7b}, 00118 {0xbb, 0xae}, 00119 {0x11, 0x03}, 00120 {0x72, 0x00}, 00121 {0x3e, 0x0c}, 00122 {0x74, 0x3a}, 00123 {0x76, 0x01}, 00124 {0x75, 0x35}, 00125 {0x73, 0x00}, 00126 {0xc7, 0x80}, 00127 {0x62, 0x00}, 00128 {0x63, 0x00}, 00129 {0x64, 0x02}, 00130 {0x65, 0x20}, 00131 {0x66, 0x01}, 00132 {0xc3, 0x4e}, 00133 {0x33, 0x00}, 00134 {0xa4, 0x50}, 00135 {0xaa, 0x92}, 00136 {0xc2, 0x01}, 00137 {0xc1, 0xc8}, 00138 {0x1e, 0x04}, 00139 {0xa9, 0xef}, 00140 {0x0e, 0x61}, 00141 {0x39, 0x57}, 00142 {0x0f, 0x48}, 00143 {0x24, 0x3c}, 00144 {0x25, 0x36}, 00145 {0x12, 0x63}, 00146 {0x03, 0x12}, 00147 {0x32, 0xff}, 00148 {0x17, 0x16}, 00149 {0x18, 0x02}, 00150 {0x19, 0x01}, 00151 {0x1a, 0x3d}, 00152 {0x36, 0xfa}, 00153 {0x69, 0x0a}, 00154 {0x8c, 0x8d}, 00155 {0xc0, 0xaa}, 00156 {0x40, 0xd0}, 00157 {0x43, 0x14}, 00158 {0x44, 0xf0}, 00159 {0x45, 0x46}, 00160 {0x46, 0x62}, 00161 {0x47, 0x2a}, 00162 {0x48, 0x3c}, 00163 {0x59, 0x85}, 00164 {0x5a, 0xa9}, 00165 {0x5b, 0x64}, 00166 {0x5c, 0x84}, 00167 {0x5d, 0x53}, 00168 {0x5e, 0x0e}, 00169 {0x6c, 0x0c}, 00170 {0xc6, 0x85}, 00171 {0xcb, 0xf0}, 00172 {0xcc, 0xd8}, 00173 {0x71, 0x78}, 00174 {0xa5, 0x68}, 00175 {0x6f, 0x9e}, 00176 {0x42, 0xc0}, 00177 {0x3f, 0x82}, 00178 {0x8a, 0x23}, 00179 {0x14, 0x3a}, 00180 {0x3b, 0xcc}, 00181 {0x34, 0x3d}, 00182 {0x41, 0x40}, 00183 {0xc9, 0xe0}, 00184 {0xca, 0xe8}, 00185 {0xcd, 0x93}, 00186 {0x7a, 0x20}, 00187 {0x7b, 0x1c}, 00188 {0x7c, 0x28}, 00189 {0x7d, 0x3c}, 00190 {0x7e, 0x5a}, 00191 {0x7f, 0x68}, 00192 {0x80, 0x76}, 00193 {0x81, 0x80}, 00194 {0x82, 0x88}, 00195 {0x83, 0x8f}, 00196 {0x84, 0x96}, 00197 {0x85, 0xa3}, 00198 {0x86, 0xaf}, 00199 {0x87, 0xc4}, 00200 {0x88, 0xd7}, 00201 {0x89, 0xe8}, 00202 {0x4f, 0x98}, 00203 {0x50, 0x98}, 00204 {0x51, 0x00}, 00205 {0x52, 0x28}, 00206 {0x53, 0x70}, 00207 {0x54, 0x98}, 00208 {0x58, 0x1a}, 00209 {0x6b, 0x5a}, 00210 {0x90, 0x92}, 00211 {0x91, 0x92}, 00212 {0x9f, 0x90}, 00213 {0xa0, 0x90}, 00214 {0x16, 0x24}, 00215 {0x2a, 0x00}, 00216 {0x2b, 0x00}, 00217 {0xac, 0x80}, 00218 {0xad, 0x80}, 00219 {0xae, 0x80}, 00220 {0xaf, 0x80}, 00221 {0xb2, 0xf2}, 00222 {0xb3, 0x20}, 00223 {0xb4, 0x20}, 00224 {0xb6, 0xaf}, 00225 {0x29, 0x15}, 00226 {0x9d, 0x02}, 00227 {0x9e, 0x02}, 00228 {0x9e, 0x02}, 00229 {0x04, 0x03}, 00230 {0x05, 0x2e}, 00231 {0x06, 0x2e}, 00232 {0x07, 0x2e}, 00233 {0x08, 0x2e}, 00234 {0x2f, 0x2e}, 00235 {0x4a, 0xe9}, 00236 {0x4b, 0xdd}, 00237 {0x4c, 0xdd}, 00238 {0x4d, 0xdd}, 00239 {0x4e, 0xdd}, 00240 {0x70, 0x06}, 00241 {0xa6, 0x40}, 00242 {0xbc, 0x02}, 00243 {0xbd, 0x01}, 00244 {0xbe, 0x02}, 00245 {0xbf, 0x01}, 00246 }; 00247 00248 /* Initialization sequence for QVGA resolution (320x240) */ 00249 const unsigned char OV9655_QVGA[][2]= 00250 { 00251 {0x00, 0x00}, 00252 {0x01, 0x80}, 00253 {0x02, 0x80}, 00254 {0x03, 0x02}, 00255 {0x04, 0x03}, 00256 {0x09, 0x01}, 00257 {0x0b, 0x57}, 00258 {0x0e, 0x61}, 00259 {0x0f, 0x40}, 00260 {0x11, 0x01}, 00261 {0x12, 0x62}, 00262 {0x13, 0xc7}, 00263 {0x14, 0x3a}, 00264 {0x16, 0x24}, 00265 {0x17, 0x18}, 00266 {0x18, 0x04}, 00267 {0x19, 0x01}, 00268 {0x1a, 0x81}, 00269 {0x1e, 0x00}, 00270 {0x24, 0x3c}, 00271 {0x25, 0x36}, 00272 {0x26, 0x72}, 00273 {0x27, 0x08}, 00274 {0x28, 0x08}, 00275 {0x29, 0x15}, 00276 {0x2a, 0x00}, 00277 {0x2b, 0x00}, 00278 {0x2c, 0x08}, 00279 {0x32, 0x12}, 00280 {0x33, 0x00}, 00281 {0x34, 0x3f}, 00282 {0x35, 0x00}, 00283 {0x36, 0x3a}, 00284 {0x38, 0x72}, 00285 {0x39, 0x57}, 00286 {0x3a, 0xcc}, 00287 {0x3b, 0x04}, 00288 {0x3d, 0x99}, 00289 {0x3e, 0x02}, 00290 {0x3f, 0xc1}, 00291 {0x40, 0xc0}, 00292 {0x41, 0x41}, 00293 {0x42, 0xc0}, 00294 {0x43, 0x0a}, 00295 {0x44, 0xf0}, 00296 {0x45, 0x46}, 00297 {0x46, 0x62}, 00298 {0x47, 0x2a}, 00299 {0x48, 0x3c}, 00300 {0x4a, 0xfc}, 00301 {0x4b, 0xfc}, 00302 {0x4c, 0x7f}, 00303 {0x4d, 0x7f}, 00304 {0x4e, 0x7f}, 00305 {0x4f, 0x98}, 00306 {0x50, 0x98}, 00307 {0x51, 0x00}, 00308 {0x52, 0x28}, 00309 {0x53, 0x70}, 00310 {0x54, 0x98}, 00311 {0x58, 0x1a}, 00312 {0x59, 0x85}, 00313 {0x5a, 0xa9}, 00314 {0x5b, 0x64}, 00315 {0x5c, 0x84}, 00316 {0x5d, 0x53}, 00317 {0x5e, 0x0e}, 00318 {0x5f, 0xf0}, 00319 {0x60, 0xf0}, 00320 {0x61, 0xf0}, 00321 {0x62, 0x00}, 00322 {0x63, 0x00}, 00323 {0x64, 0x02}, 00324 {0x65, 0x20}, 00325 {0x66, 0x00}, 00326 {0x69, 0x0a}, 00327 {0x6b, 0x5a}, 00328 {0x6c, 0x04}, 00329 {0x6d, 0x55}, 00330 {0x6e, 0x00}, 00331 {0x6f, 0x9d}, 00332 {0x70, 0x21}, 00333 {0x71, 0x78}, 00334 {0x72, 0x11}, 00335 {0x73, 0x01}, 00336 {0x74, 0x10}, 00337 {0x75, 0x10}, 00338 {0x76, 0x01}, 00339 {0x77, 0x02}, 00340 {0x7A, 0x12}, 00341 {0x7B, 0x08}, 00342 {0x7C, 0x16}, 00343 {0x7D, 0x30}, 00344 {0x7E, 0x5e}, 00345 {0x7F, 0x72}, 00346 {0x80, 0x82}, 00347 {0x81, 0x8e}, 00348 {0x82, 0x9a}, 00349 {0x83, 0xa4}, 00350 {0x84, 0xac}, 00351 {0x85, 0xb8}, 00352 {0x86, 0xc3}, 00353 {0x87, 0xd6}, 00354 {0x88, 0xe6}, 00355 {0x89, 0xf2}, 00356 {0x8a, 0x24}, 00357 {0x8c, 0x80}, 00358 {0x90, 0x7d}, 00359 {0x91, 0x7b}, 00360 {0x9d, 0x02}, 00361 {0x9e, 0x02}, 00362 {0x9f, 0x7a}, 00363 {0xa0, 0x79}, 00364 {0xa1, 0x40}, 00365 {0xa4, 0x50}, 00366 {0xa5, 0x68}, 00367 {0xa6, 0x4a}, 00368 {0xa8, 0xc1}, 00369 {0xa9, 0xef}, 00370 {0xaa, 0x92}, 00371 {0xab, 0x04}, 00372 {0xac, 0x80}, 00373 {0xad, 0x80}, 00374 {0xae, 0x80}, 00375 {0xaf, 0x80}, 00376 {0xb2, 0xf2}, 00377 {0xb3, 0x20}, 00378 {0xb4, 0x20}, 00379 {0xb5, 0x00}, 00380 {0xb6, 0xaf}, 00381 {0xb6, 0xaf}, 00382 {0xbb, 0xae}, 00383 {0xbc, 0x7f}, 00384 {0xbd, 0x7f}, 00385 {0xbe, 0x7f}, 00386 {0xbf, 0x7f}, 00387 {0xbf, 0x7f}, 00388 {0xc0, 0xaa}, 00389 {0xc1, 0xc0}, 00390 {0xc2, 0x01}, 00391 {0xc3, 0x4e}, 00392 {0xc6, 0x05}, 00393 {0xc7, 0x81}, 00394 {0xc9, 0xe0}, 00395 {0xca, 0xe8}, 00396 {0xcb, 0xf0}, 00397 {0xcc, 0xd8}, 00398 {0xcd, 0x93}, 00399 {0x12, 0x63}, 00400 {0x40, 0x10}, 00401 }; 00402 00403 /* Initialization sequence for QQVGA resolution (160x120) */ 00404 const char OV9655_QQVGA[][2]= 00405 { 00406 {0x00, 0x00}, 00407 {0x01, 0x80}, 00408 {0x02, 0x80}, 00409 {0x03, 0x02}, 00410 {0x04, 0x03}, 00411 {0x09, 0x01}, 00412 {0x0b, 0x57}, 00413 {0x0e, 0x61}, 00414 {0x0f, 0x40}, 00415 {0x11, 0x01}, 00416 {0x12, 0x62}, 00417 {0x13, 0xc7}, 00418 {0x14, 0x3a}, 00419 {0x16, 0x24}, 00420 {0x17, 0x18}, 00421 {0x18, 0x04}, 00422 {0x19, 0x01}, 00423 {0x1a, 0x81}, 00424 {0x1e, 0x00}, 00425 {0x24, 0x3c}, 00426 {0x25, 0x36}, 00427 {0x26, 0x72}, 00428 {0x27, 0x08}, 00429 {0x28, 0x08}, 00430 {0x29, 0x15}, 00431 {0x2a, 0x00}, 00432 {0x2b, 0x00}, 00433 {0x2c, 0x08}, 00434 {0x32, 0xa4}, 00435 {0x33, 0x00}, 00436 {0x34, 0x3f}, 00437 {0x35, 0x00}, 00438 {0x36, 0x3a}, 00439 {0x38, 0x72}, 00440 {0x39, 0x57}, 00441 {0x3a, 0xcc}, 00442 {0x3b, 0x04}, 00443 {0x3d, 0x99}, 00444 {0x3e, 0x0e}, 00445 {0x3f, 0xc1}, 00446 {0x40, 0xc0}, 00447 {0x41, 0x41}, 00448 {0x42, 0xc0}, 00449 {0x43, 0x0a}, 00450 {0x44, 0xf0}, 00451 {0x45, 0x46}, 00452 {0x46, 0x62}, 00453 {0x47, 0x2a}, 00454 {0x48, 0x3c}, 00455 {0x4a, 0xfc}, 00456 {0x4b, 0xfc}, 00457 {0x4c, 0x7f}, 00458 {0x4d, 0x7f}, 00459 {0x4e, 0x7f}, 00460 {0x4f, 0x98}, 00461 {0x50, 0x98}, 00462 {0x51, 0x00}, 00463 {0x52, 0x28}, 00464 {0x53, 0x70}, 00465 {0x54, 0x98}, 00466 {0x58, 0x1a}, 00467 {0x59, 0x85}, 00468 {0x5a, 0xa9}, 00469 {0x5b, 0x64}, 00470 {0x5c, 0x84}, 00471 {0x5d, 0x53}, 00472 {0x5e, 0x0e}, 00473 {0x5f, 0xf0}, 00474 {0x60, 0xf0}, 00475 {0x61, 0xf0}, 00476 {0x62, 0x00}, 00477 {0x63, 0x00}, 00478 {0x64, 0x02}, 00479 {0x65, 0x20}, 00480 {0x66, 0x00}, 00481 {0x69, 0x0a}, 00482 {0x6b, 0x5a}, 00483 {0x6c, 0x04}, 00484 {0x6d, 0x55}, 00485 {0x6e, 0x00}, 00486 {0x6f, 0x9d}, 00487 {0x70, 0x21}, 00488 {0x71, 0x78}, 00489 {0x72, 0x22}, 00490 {0x73, 0x02}, 00491 {0x74, 0x10}, 00492 {0x75, 0x10}, 00493 {0x76, 0x01}, 00494 {0x77, 0x02}, 00495 {0x7A, 0x12}, 00496 {0x7B, 0x08}, 00497 {0x7C, 0x16}, 00498 {0x7D, 0x30}, 00499 {0x7E, 0x5e}, 00500 {0x7F, 0x72}, 00501 {0x80, 0x82}, 00502 {0x81, 0x8e}, 00503 {0x82, 0x9a}, 00504 {0x83, 0xa4}, 00505 {0x84, 0xac}, 00506 {0x85, 0xb8}, 00507 {0x86, 0xc3}, 00508 {0x87, 0xd6}, 00509 {0x88, 0xe6}, 00510 {0x89, 0xf2}, 00511 {0x8a, 0x24}, 00512 {0x8c, 0x80}, 00513 {0x90, 0x7d}, 00514 {0x91, 0x7b}, 00515 {0x9d, 0x02}, 00516 {0x9e, 0x02}, 00517 {0x9f, 0x7a}, 00518 {0xa0, 0x79}, 00519 {0xa1, 0x40}, 00520 {0xa4, 0x50}, 00521 {0xa5, 0x68}, 00522 {0xa6, 0x4a}, 00523 {0xa8, 0xc1}, 00524 {0xa9, 0xef}, 00525 {0xaa, 0x92}, 00526 {0xab, 0x04}, 00527 {0xac, 0x80}, 00528 {0xad, 0x80}, 00529 {0xae, 0x80}, 00530 {0xaf, 0x80}, 00531 {0xb2, 0xf2}, 00532 {0xb3, 0x20}, 00533 {0xb4, 0x20}, 00534 {0xb5, 0x00}, 00535 {0xb6, 0xaf}, 00536 {0xb6, 0xaf}, 00537 {0xbb, 0xae}, 00538 {0xbc, 0x7f}, 00539 {0xbd, 0x7f}, 00540 {0xbe, 0x7f}, 00541 {0xbf, 0x7f}, 00542 {0xbf, 0x7f}, 00543 {0xc0, 0xaa}, 00544 {0xc1, 0xc0}, 00545 {0xc2, 0x01}, 00546 {0xc3, 0x4e}, 00547 {0xc6, 0x05}, 00548 {0xc7, 0x82}, 00549 {0xc9, 0xe0}, 00550 {0xca, 0xe8}, 00551 {0xcb, 0xf0}, 00552 {0xcc, 0xd8}, 00553 {0xcd, 0x93}, 00554 {0x12, 0x63}, 00555 {0x40, 0x10}, 00556 }; 00557 00558 /** 00559 * @} 00560 */ 00561 00562 /** @defgroup OV9655_Private_Functions 00563 * @{ 00564 */ 00565 00566 /** 00567 * @brief Initializes the OV9655 CAMERA component. 00568 * @param DeviceAddr: Device address on communication Bus. 00569 * @param resolution: Camera resolution 00570 * @retval None 00571 */ 00572 void ov9655_Init(uint16_t DeviceAddr, uint32_t resolution) 00573 { 00574 uint32_t index; 00575 00576 /* Initialize I2C */ 00577 CAMERA_IO_Init(); 00578 00579 /* Prepare the camera to be configured by resetting all its registers */ 00580 CAMERA_IO_Write(DeviceAddr, OV9655_SENSOR_COM7, 0x80); 00581 CAMERA_Delay(200); 00582 00583 /* Initialize OV9655 */ 00584 switch (resolution) 00585 { 00586 case CAMERA_R160x120: 00587 { 00588 for(index=0; index<(sizeof(OV9655_QQVGA)/2); index++) 00589 { 00590 CAMERA_IO_Write(DeviceAddr, OV9655_QQVGA[index][0], OV9655_QQVGA[index][1]); 00591 CAMERA_Delay(2); 00592 } 00593 break; 00594 } 00595 case CAMERA_R320x240: 00596 { 00597 for(index=0; index<(sizeof(OV9655_QVGA)/2); index++) 00598 { 00599 CAMERA_IO_Write(DeviceAddr, OV9655_QVGA[index][0], OV9655_QVGA[index][1]); 00600 CAMERA_Delay(2); 00601 } 00602 break; 00603 } 00604 case CAMERA_R480x272: 00605 { 00606 /* Not supported resolution */ 00607 break; 00608 } 00609 case CAMERA_R640x480: 00610 { 00611 for(index=0; index<(sizeof(OV9655_VGA)/2); index++) 00612 { 00613 CAMERA_IO_Write(DeviceAddr, OV9655_VGA[index][0], OV9655_VGA[index][1]); 00614 CAMERA_Delay(2); 00615 } 00616 break; 00617 } 00618 default: 00619 { 00620 break; 00621 } 00622 } 00623 } 00624 00625 /** 00626 * @brief Configures the OV9655 camera feature. 00627 * @param DeviceAddr: Device address on communication Bus. 00628 * @param feature: Camera feature to be configured 00629 * @param value: Value to be configured 00630 * @param brightness_value: Brightness value to be configured 00631 * @retval None 00632 */ 00633 void ov9655_Config(uint16_t DeviceAddr, uint32_t feature, uint32_t value, uint32_t brightness_value) 00634 { 00635 uint8_t tslb, mtx1, mtx2, mtx3, mtx4, mtx5, mtx6; 00636 uint64_t value_tmp; 00637 uint32_t br_value; 00638 00639 /* Convert the input value into ov9655 parameters */ 00640 value_tmp = ov9655_ConvertValue(feature, value); 00641 br_value = (uint32_t)ov9655_ConvertValue(CAMERA_CONTRAST_BRIGHTNESS, brightness_value); 00642 00643 switch(feature) 00644 { 00645 case CAMERA_CONTRAST_BRIGHTNESS: 00646 { 00647 CAMERA_IO_Write(DeviceAddr, OV9655_SENSOR_BRTN, br_value); 00648 CAMERA_IO_Write(DeviceAddr, OV9655_SENSOR_CNST1, value_tmp); 00649 break; 00650 } 00651 case CAMERA_BLACK_WHITE: 00652 case CAMERA_COLOR_EFFECT: 00653 { 00654 tslb = (uint8_t)(value_tmp >> 48); 00655 mtx1 = (uint8_t)(value_tmp >> 40); 00656 mtx2 = (uint8_t)(value_tmp >> 32); 00657 mtx3 = (uint8_t)(value_tmp >> 24); 00658 mtx4 = (uint8_t)(value_tmp >> 16); 00659 mtx5 = (uint8_t)(value_tmp >> 8); 00660 mtx6 = (uint8_t)(value_tmp); 00661 CAMERA_IO_Write(DeviceAddr, OV9655_SENSOR_TSLB, tslb); 00662 CAMERA_IO_Write(DeviceAddr, OV9655_SENSOR_MTX1, mtx1); 00663 CAMERA_IO_Write(DeviceAddr, OV9655_SENSOR_MTX2, mtx2); 00664 CAMERA_IO_Write(DeviceAddr, OV9655_SENSOR_MTX3, mtx3); 00665 CAMERA_IO_Write(DeviceAddr, OV9655_SENSOR_MTX4, mtx4); 00666 CAMERA_IO_Write(DeviceAddr, OV9655_SENSOR_MTX5, mtx5); 00667 CAMERA_IO_Write(DeviceAddr, OV9655_SENSOR_MTX6, mtx6); 00668 break; 00669 } 00670 default: 00671 { 00672 break; 00673 } 00674 } 00675 } 00676 00677 /** 00678 * @brief Read the OV9655 Camera identity. 00679 * @param DeviceAddr: Device address on communication Bus. 00680 * @retval the OV9655 ID 00681 */ 00682 uint16_t ov9655_ReadID(uint16_t DeviceAddr) 00683 { 00684 /* Initialize I2C */ 00685 CAMERA_IO_Init(); 00686 00687 /* Get the camera ID */ 00688 return (CAMERA_IO_Read(DeviceAddr, OV9655_SENSOR_PIDH)); 00689 } 00690 00691 /****************************************************************************** 00692 Static Functions 00693 *******************************************************************************/ 00694 /** 00695 * @brief Convert input values into ov9655 parameters. 00696 * @param feature: Camera feature to be configured 00697 * @param value: Value to be configured 00698 * @retval The converted value 00699 */ 00700 static uint64_t ov9655_ConvertValue(uint32_t feature, uint32_t value) 00701 { 00702 uint64_t ret = 0; 00703 00704 switch(feature) 00705 { 00706 case CAMERA_BLACK_WHITE: 00707 { 00708 switch(value) 00709 { 00710 case CAMERA_BLACK_WHITE_BW: 00711 { 00712 ret = OV9655_BLACK_WHITE_BW; 00713 break; 00714 } 00715 case CAMERA_BLACK_WHITE_NEGATIVE: 00716 { 00717 ret = OV9655_BLACK_WHITE_NEGATIVE; 00718 break; 00719 } 00720 case CAMERA_BLACK_WHITE_BW_NEGATIVE: 00721 { 00722 ret = OV9655_BLACK_WHITE_BW_NEGATIVE; 00723 break; 00724 } 00725 case CAMERA_BLACK_WHITE_NORMAL: 00726 { 00727 ret = OV9655_BLACK_WHITE_NORMAL; 00728 break; 00729 } 00730 default: 00731 { 00732 ret = OV9655_BLACK_WHITE_NORMAL; 00733 break; 00734 } 00735 } 00736 break; 00737 } 00738 case CAMERA_CONTRAST_BRIGHTNESS: 00739 { 00740 switch(value) 00741 { 00742 case CAMERA_BRIGHTNESS_LEVEL0: 00743 { 00744 ret = OV9655_BRIGHTNESS_LEVEL0; 00745 break; 00746 } 00747 case CAMERA_BRIGHTNESS_LEVEL1: 00748 { 00749 ret = OV9655_BRIGHTNESS_LEVEL1; 00750 break; 00751 } 00752 case CAMERA_BRIGHTNESS_LEVEL2: 00753 { 00754 ret = OV9655_BRIGHTNESS_LEVEL2; 00755 break; 00756 } 00757 case CAMERA_BRIGHTNESS_LEVEL3: 00758 { 00759 ret = OV9655_BRIGHTNESS_LEVEL3; 00760 break; 00761 } 00762 case CAMERA_BRIGHTNESS_LEVEL4: 00763 { 00764 ret = OV9655_BRIGHTNESS_LEVEL4; 00765 break; 00766 } 00767 case CAMERA_CONTRAST_LEVEL0: 00768 { 00769 ret = OV9655_CONTRAST_LEVEL0; 00770 break; 00771 } 00772 case CAMERA_CONTRAST_LEVEL1: 00773 { 00774 ret = OV9655_CONTRAST_LEVEL1; 00775 break; 00776 } 00777 case CAMERA_CONTRAST_LEVEL2: 00778 { 00779 ret = OV9655_CONTRAST_LEVEL2; 00780 break; 00781 } 00782 case CAMERA_CONTRAST_LEVEL3: 00783 { 00784 ret = OV9655_CONTRAST_LEVEL3; 00785 break; 00786 } 00787 case CAMERA_CONTRAST_LEVEL4: 00788 { 00789 ret = OV9655_CONTRAST_LEVEL4; 00790 break; 00791 } 00792 default: 00793 { 00794 ret = OV9655_CONTRAST_LEVEL0; 00795 break; 00796 } 00797 } 00798 break; 00799 } 00800 case CAMERA_COLOR_EFFECT: 00801 { 00802 switch(value) 00803 { 00804 case CAMERA_COLOR_EFFECT_ANTIQUE: 00805 { 00806 ret = OV9655_COLOR_EFFECT_ANTIQUE; 00807 break; 00808 } 00809 case CAMERA_COLOR_EFFECT_BLUE: 00810 { 00811 ret = OV9655_COLOR_EFFECT_BLUE; 00812 break; 00813 } 00814 case CAMERA_COLOR_EFFECT_GREEN: 00815 { 00816 ret = OV9655_COLOR_EFFECT_GREEN; 00817 break; 00818 } 00819 case CAMERA_COLOR_EFFECT_RED: 00820 { 00821 ret = OV9655_COLOR_EFFECT_RED; 00822 break; 00823 } 00824 case CAMERA_COLOR_EFFECT_NONE: 00825 default: 00826 { 00827 ret = OV9655_COLOR_EFFECT_NONE; 00828 break; 00829 } 00830 } 00831 break; 00832 default: 00833 { 00834 ret = 0; 00835 break; 00836 } 00837 } 00838 } 00839 00840 return ret; 00841 } 00842 00843 /** 00844 * @} 00845 */ 00846 00847 /** 00848 * @} 00849 */ 00850 00851 /** 00852 * @} 00853 */ 00854 00855 /** 00856 * @} 00857 */ 00858 00859 /************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/
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