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3 API
3.3 Safe PLIB
Safe PLIBs are used for setting up and controlling the operation of the peripherals.
3.3.6 SAFE_PLIB_EIC
Set of safe functions for setting up and controlling the EIC peripheral.
3.3.6.4 EIC_InterruptEnable
Enable external interrupt on the specified pin.

1 Preface
2 Diagnostic Library for SAM C21
3 API
- 3.1 API Overview
- 3.2 Diagnostic Mechanisms
- 3.3 Safe PLIB
  Safe PLIBs are used for setting up and controlling the operation of the peripherals.
  - 3.3.1 SAFE_PLIB_ADC
    Set of safe functions for setting up and controlling the ADC peripheral.
  - 3.3.2 SAFE_PLIB_CAN
    Set of safe functions for setting up and controlling the CAN peripheral.
  - 3.3.3 SAFE_PLIB_DAC
    Set of safe functions for setting up and controlling the DAC peripheral.
  - 3.3.4 SAFE_PLIB_DIVAS
    Set of safe functions for setting up and controlling the DIVAS peripheral.
  - 3.3.5 SAFE_PLIB_DMAC
    Set of safe functions for setting up and controlling the DMAC peripheral.
  - 3.3.6 SAFE_PLIB_EIC
    Set of safe functions for setting up and controlling the EIC peripheral.
    - 3.3.6.1 EIC_CallbackRegister
      Registers the function to be called when an interrupt condition has been sensed on the pin.
    - 3.3.6.2 EIC_Initialize
      Initializes given instance of EIC peripheral.
    - 3.3.6.3 EIC_InterruptDisable
      Disable external interrupt on the specified pin.
    - 3.3.6.4 EIC_InterruptEnable
      Enable external interrupt on the specified pin.
    - 3.3.6.5 EIC_NMICallbackRegister
      Registers the function to be called when an interrupt condition has been sensed on the NMI pin.
  - 3.3.7 SAFE_PLIB_FREQM
    Set of safe functions for setting up and controlling the FREQM peripheral.
  - 3.3.8 SAFE_PLIB_NVMCTRL
    Set of safe functions for setting up and controlling the NVMCTRL peripheral.
  - 3.3.9 SAFE_PLIB_PAC
    Set of safe functions for setting up and controlling the PAC peripheral.
  - 3.3.10 SAFE_PLIB_RSTC
    Set of safe functions for setting up and controlling the RSTC peripheral.
  - 3.3.11 SAFE_PLIB_RTC
    Set of safe functions for setting up and controlling the RTC peripheral.
  - 3.3.12 SAFE_PLIB_SDADC
    Set of safe functions for setting up and controlling the SDADC peripheral.
  - 3.3.13 SAFE_PLIB_SERCOM_USART
    Set of safe functions for setting up and controlling the USART peripheral.
  - 3.3.14 SAFE_PLIB_TC
    Set of safe functions for setting up and controlling the TC peripheral.
  - 3.3.15 SAFE_PLIB_TCC
    Set of safe functions for setting up and controlling the TCC peripheral.
  - 3.3.16 SAFE_PLIB_WDT
    Set of safe functions for setting up and controlling the WDT peripheral.
4 Appendix - FMEDA to Diagnostic API Mapping
5 Known Issues
6 Revision History
Microchip Information

3.3.6.4 EIC_InterruptEnable

Enable external interrupt on the specified pin.

This function enables interrupt generation on the specified external interrupt pin.

void 
EIC_InterruptEnable
(
    EIC_PIN pin
);

Precondition

EIC_Initialize() function must have been called

Parameters

pin - EIC Pin number

Returns

void