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[core] Fix PIO clocking #59

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[core] Fix PIO clocking #59

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4ee9fa3
[core] Fix PIO clocking
AloyseTech Apr 11, 2017
39b7196
[core][digital] Change PIO clocking in pinMode
AloyseTech Apr 12, 2017
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6 changes: 3 additions & 3 deletions module/cores/arduino/port_sam/core_digital.c
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Original file line number Diff line number Diff line change
Expand Up @@ -32,9 +32,9 @@ void pinMode( uint32_t ulPin, PinMode ulMode )

if ( (ulMode == INPUT) || (ulMode == INPUT_PULLUP) || (ulMode == INPUT_PULLDOWN) )
{
/* if all pins are OUTPUT, enable PIO Controller clocking */
if ( Ports[g_aPinMap[ulPin].iPort].pGPIO->PIO_OSR == 0xffffffff )
{
/* check if PIO is already clocked */
if (!(PMC->PMC_PCSR0 & (1 << Ports[g_aPinMap[ulPin].iPort].ulId)))
{
// if (Ports[g_aPinMap[ulPin].iPort].ulId < 32)
{
PMC->PMC_PCER0 = 1 << Ports[g_aPinMap[ulPin].iPort].ulId;
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