I/O pins of the reader that can be controlled by the user. 
| Enumerator | 
|---|
| brp_IoPort_GreenLed  | Enable/disable/toggle the green LED (if available).  
 | 
| brp_IoPort_RedLed  | Enable/disable/toggle the red LED (if available).  
 | 
| brp_IoPort_Beeper  | Enable/disable/toggle the beeper (if available).  
 | 
| brp_IoPort_Relay  | Enable/disable/toggle the relay (if available).  
 | 
| brp_IoPort_Input0  | Retrieve the state of the custom input 0.  
 | 
| brp_IoPort_Input1  | Retrieve the state of the custom input 1.  
 | 
| brp_IoPort_BlueLed  | Enable/disable/toggle the blue LED (if available).  
 | 
| brp_IoPort_TamperAlarm  | Retrieve the state of the tamper alarm.  
 | 
| brp_IoPort_Gpio0  | Refers to a general purpose I/O.  
The physical pin assigned to this logical I/O port depends on the physical setup of the device.  
 | 
| brp_IoPort_Gpio1  | Refers to a general purpose I/O.  
The physical pin assigned to this logical I/O port depends on the physical setup of the device.  
 | 
| brp_IoPort_Gpio2  | Refers to a general purpose I/O.  
The physical pin assigned to this logical I/O port depends on the physical setup of the device.  
 | 
| brp_IoPort_Gpio3  | Refers to a general purpose I/O.  
The physical pin assigned to this logical I/O port depends on the physical setup of the device.  
 | 
| brp_IoPort_Gpio4  | Refers to a general purpose I/O.  
The physical pin assigned to this logical I/O port depends on the physical setup of the device.  
 | 
| brp_IoPort_Gpio5  | Refers to a general purpose I/O.  
The physical pin assigned to this logical I/O port depends on the physical setup of the device.  
 | 
| brp_IoPort_Gpio6  | Refers to a general purpose I/O.  
The physical pin assigned to this logical I/O port depends on the physical setup of the device.  
 | 
| brp_IoPort_Gpio7  | Refers to a general purpose I/O.  
The physical pin assigned to this logical I/O port depends on the physical setup of the device.  
 | 
| brp_IoPort_CustomVled0  | Custom Virtual LED (VLED) port.  
Allows RGB LEDs to be activated with a user- defined color.  
 | 
| brp_IoPort_CustomVled1  | Custom Virtual LED (VLED) port.  
Allows RGB LEDs to be activated with a user- defined color.  
 | 
| brp_IoPort_CustomVled2  | Custom Virtual LED (VLED) port.  
Allows RGB LEDs to be activated with a user- defined color.  
 | 
| brp_IoPort_CustomVled3  | Custom Virtual LED (VLED) port.  
Allows RGB LEDs to be activated with a user- defined color.  
 | 
| brp_IoPort_CustomVled4  | Custom Virtual LED (VLED) port.  
Allows RGB LEDs to be activated with a user- defined color.  
 | 
| brp_IoPort_CustomVled5  | Custom Virtual LED (VLED) port.  
Allows RGB LEDs to be activated with a user- defined color.  
 | 
| brp_IoPort_CustomVled6  | Custom Virtual LED (VLED) port.  
Allows RGB LEDs to be activated with a user- defined color.  
 | 
| brp_IoPort_CustomVled7  | Custom Virtual LED (VLED) port.  
Allows RGB LEDs to be activated with a user- defined color.  
 | 
| brp_IoPort_CustomVled8  | Custom Virtual LED (VLED) port.  
Allows RGB LEDs to be activated with a user- defined color.  
 | 
| brp_IoPort_CustomVled9  | Custom Virtual LED (VLED) port.  
Allows RGB LEDs to be activated with a user- defined color.  
 | 
| brp_IoPort_CustomVled10  | Custom Virtual LED (VLED) port.  
Allows RGB LEDs to be activated with a user- defined color.  
 | 
| brp_IoPort_CustomVled11  | Custom Virtual LED (VLED) port.  
Allows RGB LEDs to be activated with a user- defined color.  
 | 
| brp_IoPort_CustomVled12  | Custom Virtual LED (VLED) port.  
Allows RGB LEDs to be activated with a user- defined color.  
 | 
| brp_IoPort_CustomVled13  | Custom Virtual LED (VLED) port.  
Allows RGB LEDs to be activated with a user- defined color.  
 | 
| brp_IoPort_CustomVled14  | Custom Virtual LED (VLED) port.  
Allows RGB LEDs to be activated with a user- defined color.  
 | 
| brp_IoPort_CustomVled15  | Custom Virtual LED (VLED) port.  
Allows RGB LEDs to be activated with a user- defined color.  
 | 
| brp_IoPort_undefined  |  |