[iot/goam] Implemented write_data and changing image resolution

3 files changed, 77 insertions, 4 deletions

diff --git a/Year 3/Internet of things/goam/main/main.c b/Year 3/Internet of things/goam/main/main.c
index 0903ff5..b1e9b99 100644
--- a/Year 3/Internet of things/goam/main/main.c
+++ b/Year 3/Internet of things/goam/main/main.c
@@ -75,6 +75,7 @@ void app_main(void)
 
 
 	ptc06_init();
+	ptc06_set_image_resolution(RES_160X120);
 	char* image;
 	size_t length = ptc06_get_image(&image);
 	for (int i = 0; i < length; i++) {
diff --git a/Year 3/Internet of things/goam/main/ptc06.c b/Year 3/Internet of things/goam/main/ptc06.c
index 60a12fc..34385ef 100644
--- a/Year 3/Internet of things/goam/main/ptc06.c
+++ b/Year 3/Internet of things/goam/main/ptc06.c
@@ -102,11 +102,44 @@ static void init_camera() {
  */
 
 enum Command {
-	GEN_VERSION = 0x11,
-	SYSTEM_RESET = 0x26,
-	READ_FBUF = 0x32,
+	GEN_VERSION       = 0x11, // Not implemented
+	SET_SERIAL_NUMBER = 0x21, // Not implemented
+	SET_PORT          = 0x24, // Not implemented
+	SYSTEM_RESET      = 0x26,
+
+	READ_DATA    = 0x30, // Not implemented
+	WRITE_DATA   = 0x31,
+	READ_FBUF    = 0x32,
+	WRITE_FBUF   = 0x33, // Not implemented
 	GET_FBUF_LEN = 0x34,
-	FBUF_CTRL = 0x36
+	SET_FBUF_LEN = 0x35, // Not implemented
+	FBUF_CTRL    = 0x36,
+
+	COMM_MOTION_CTRL     = 0x37, // Not implemented
+	COMM_MOTION_STATUS   = 0x38, // Not implemented
+	COMM_MOTION_DETECTED = 0x39, // Not implemented
+	MIRROR_CTRL          = 0x3A, // Not implemented
+	MIRROR_STATUS        = 0x3B, // Not implemented
+	COLOR_CTRL           = 0x3C, // Not implemented
+	COLOR_STATUS         = 0x3D, // Not implemented
+	POWER_SAVE_CTRL      = 0x3E, // Not implemented
+	POWER_SAVE_STATUS    = 0x3F, // Not implemented
+
+	AE_CTRL         = 0x40, // Not implemented
+	AE_STATUS       = 0x41, // Not implemented
+	MOTION_CTRL     = 0x42, // Not implemented
+	MOTION_STATUS   = 0x43, // Not implemented
+	TV_OUT_CTRL     = 0x44, // Not implemented
+	OSD_ADD_CHAR    = 0x45, // Not implemented
+	DOWNSIZE_CTRL   = 0x54, // Not implemented
+	DOWNSIZE_STATUS = 0x55, // Not implemented
+
+	GET_FLASH_SIZE     = 0x60, // Not implemented
+	ERASE_FLASH_SECTOR = 0x61, // Not implemented
+	ERASE_FLASH_ALL    = 0x62, // Not implemented
+	READ_LOGO          = 0x70, // Not implemented
+	SET_BITMAP         = 0x71, // Not implemented
+	BATCH_WRITE        = 0x80  // Not implemented
 };
 
 static void send(enum Command comm_byte, const char data_lengths, char data[16]) {
@@ -214,6 +247,32 @@ static size_t vc0706_read_fbuf(enum FBufType fbt_byte, enum ControlMode cm_byte,
 	return length;
 }
 
+enum DeviceType {
+	CHIP_REGISTER    = 0x01,
+	SENSOR_REGISTER  = 0x02,
+	CCIR656_REGISTER = 0x03,
+	I2C_EEPROM       = 0x04,
+	SPI_EEPROM       = 0x05,
+	SPI_FLASH        = 0x06
+};
+
+static char temp_configuration[4];
+static char temp_write_data[14];
+
+static void vc0706_write_data(enum DeviceType dt_byte, char write_data_len, const char configuration[4], const char write_data[14]) {
+	size_t configuration_size = 2;
+	if (dt_byte == SENSOR_REGISTER || dt_byte == CCIR656_REGISTER) configuration_size = 3;
+	if (dt_byte == SPI_FLASH) configuration_size = 4;
+
+	temp_data[0] = dt_byte;
+	temp_data[1] = write_data_len;
+	append(temp_data + 2,                      configuration, configuration_size);
+	append(temp_data + 2 + configuration_size, write_data,    write_data_len);
+
+	send(WRITE_DATA, 2 + configuration_size + write_data_len, temp_data);
+	recv(WRITE_DATA, 0, temp_ack);
+}
+
 /*
  * Public interface
  */
@@ -246,6 +305,12 @@ size_t ptc06_get_image(char** image) {
 	return length;
 }
 
+void ptc06_set_image_resolution(enum Resolution res) {
+	temp_configuration[0] = 0x00;
+	temp_configuration[1] = 0x19;
+	temp_write_data[0] = res;
+	vc0706_write_data(I2C_EEPROM, 0x01, temp_configuration, temp_write_data);
+}
 
 
 
diff --git a/Year 3/Internet of things/goam/main/ptc06.h b/Year 3/Internet of things/goam/main/ptc06.h
index 17816a9..a4f1d48 100644
--- a/Year 3/Internet of things/goam/main/ptc06.h
+++ b/Year 3/Internet of things/goam/main/ptc06.h
@@ -3,3 +3,10 @@
 void ptc06_init();
 void ptc06_reset();
 size_t ptc06_get_image(char** image);
+
+enum Resolution {
+	RES_640X480 = 0x00,
+	RES_320X240 = 0x11,
+	RES_160X120 = 0x22
+};
+void ptc06_set_image_resolution(enum Resolution res);