/* Enables the backup SRAM power supply, so its data is saved while the device is in backup mode.  */
void SUPC_EnableSram(void)
/* Enables the backup SRAM power supply, so its data is saved while the device is in backup mode.  */
void SUPC_EnableSram(void)
{
    AT91C_BASE_SUPC->SUPC_MR = SUPC_KEY | AT91C_BASE_SUPC->SUPC_MR | AT91C_SUPC_SRAMON;
}