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<<TableOfContents>>

= CamCtrl =
The CamCtrl has an I2C data bus.

{{http://gallery3.mikrokopter.de/var/resizes/tech/CamCtrl_Connector.gif?m=1452852162}}

= Protocol =

 * Slave Address: 0x26
 * 4 Bytes command to the unit
 * 11 Bytes from the unit 

= Defines =

== FromCamCtrl.CamStatus ==
 {{{#!cplusplus

// FromCamCtrl.CamStatus
#define CAM_STATE_RDY		0x80   // The camera seems to be ready
#define CAM_STATE_REC_ACTIVE    0x40   // Recording Video 
#define CAM_STATE_PHOTO_MODE	0x20   // Camera is in Photo Mode
#define CAM_STATE_OFF		0x10   // Camera off but connected
#define CAM_STATE_CAM_DISCONN	0x08   // Camera is not connected 
#define CAM_STATE_I2C_OK	0x04   // Cam_Ctrl is connected by I2C (set by NC)
#define CAM_STATE_ZOOM		0x02   // Zoom active
#define CAM_STATE_PIC_CAPTURED	0x01   // Bit for captured one Photo recently
}}}

== ToCamCtrl.CamCommand ==
 {{{#!cplusplus
// ToCamCtrl.CamCommand
#define CAM_CMD_SWITCH_ON       0x80
#define CAM_CMD_SWITCH_OFF      0x40
#define CAM_CMD_REC_ON          0x20
#define CAM_CMD_REC_OFF         0x10
#define CAM_CMD_SHUTTER         0x08
#define CAM_CMD_RESET_CAM       0x02
}}}

== FromCamCtrl.Type ==
 {{{#!cplusplus
//FromCamCtrl.Type
#define TYPE_LANC       1
#define TYPE_IR         2
#define TYPE_MULTI      3
}}}

= Structures =
== Structure FromCamCtrl ==

 {{{#!cplusplus

typedef struct
{
  u8 CamStatus;
  u16 PhotoCount;
  u8 free1;
  u8 PPM1Okay;
  u8 PPM1Data;
  u8 PPM2Okay;
  u8 PPM2Data;
  u8 Type;		
  u8 Version;   // 4 = V1.04   104 = V2.04
  u8 Compatible;
} __attribute__((packed)) FromCamCtrl_t; // note: use 'packed' for 16 or 32-bit processors
extern FromCamCtrl_t FromCamCtrl;
}}}


== Structure ToCamCtrl ==

 {{{#!cplusplus
typedef struct
{
  u8 CamCommand;
  u8 ZoomInput;
  u8 dummy;  // free for further use -> leave zero
  u8 dummy2;  // free for further use -> leave zero
} __attribute__((packed)) ToCamCtrl_t; // note: use 'packed' for 16 or 32-bit processors
}}}

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