/* Disable interrupts
*
*/
void ADC_Module::disableInterrupts() {
var_enableInterrupts = 0;
*ADC_SC1A_aien = 0;
#if defined(__MK20DX128__)
NVIC_DISABLE_IRQ(IRQ_ADC0);
#elif defined(__MK20DX256__)
if(ADC_num==1) { // enable correct interrupt
NVIC_DISABLE_IRQ(IRQ_ADC1);
} else {
NVIC_DISABLE_IRQ(IRQ_ADC0);
}
#endif // defined
}
/* Disable interrupts
*
*/
void ADC_Module::disableInterrupts() {
var_enableInterrupts = 0;
// *ADC_SC1A_aien = 0;
clearBit(ADC_SC1A, ADC_SC1A_AIEN_BIT);
NVIC_DISABLE_IRQ(IRQ_ADC);
}
void Servo::detach()
{
if (servoIndex >= MAX_SERVOS) return;
servo_active_mask &= ~(1<<servoIndex);
servo_allocated_mask &= ~(1<<servoIndex);
if (servo_active_mask == 0) {
NVIC_DISABLE_IRQ(IRQ_PDB);
}
}
void AudioPlaySdAac::stop(void)
{
NVIC_DISABLE_IRQ(IRQ_AUDIOCODEC);
playing = codec_stopped;
if (buf[1]) {free(buf[1]);buf[1] = NULL;}
if (buf[0]) {free(buf[0]);buf[0] = NULL;}
freeBuffer();
if (hAACDecoder) {AACFreeDecoder(hAACDecoder);hAACDecoder=NULL;};
fclose();
}
// ------------------------------------------------------------
// stops an active PIT by disabling its interrupt, writing to
// its control register, and freeing up its state for future use.
// also, if no PITs remain in use, disables the core PIT clock
// ------------------------------------------------------------
void IntervalTimer::stop_PIT() {
// disable interrupt and PIT
*PIT_TCTRL = 0;
#if defined(KINETISK)
NVIC_DISABLE_IRQ(IRQ_PIT_CH);
#elif defined(KINETISL)
NVIC_DISABLE_IRQ(IRQ_PIT);
#endif
// free PIT for future use
PIT_used[PIT_id] = false;
// check if we're still using any PIT
for (uint8_t id = 0; id < NUM_PIT; id++) {
if (PIT_used[id]) return;
}
// none used, disable PIT clock
disable_PIT();
}
void TwoWire::end()
{
if (!(hardware.clock_gate_register & hardware.clock_gate_mask)) return;
NVIC_DISABLE_IRQ(hardware.irq);
// TODO: should this try to create a stop condition??
port().C1 = 0;
volatile uint32_t *reg;
reg = portConfigRegister(hardware.scl_pin[scl_pin_index]);
*reg = 0;
reg = portConfigRegister(hardware.sda_pin[sda_pin_index]);
*reg = 0;
hardware.clock_gate_register &= ~hardware.clock_gate_mask;
}
void TwoWire::end()
{
if (!(SIM_SCGC4 & SIM_SCGC4_I2C0)) return;
NVIC_DISABLE_IRQ(IRQ_I2C0);
I2C0_C1 = 0;
if (sda_pin_num == 18) {
CORE_PIN18_CONFIG = 0;
} else if (sda_pin_num == 17) {
CORE_PIN17_CONFIG = 0;
}
if (scl_pin_num == 19) {
CORE_PIN19_CONFIG = 0;
} else if (scl_pin_num == 16) {
CORE_PIN16_CONFIG = 0;
}
SIM_SCGC4 &= ~SIM_SCGC4_I2C0; // TODO: use bitband
}
/**
* wakeupISR - handle LLWU interrupts after wakeup.
*/
void SnoozeClass::wakeupISR( void ) {
NVIC_DISABLE_IRQ( IRQ_LLWU ); // disable wakeup isr
if ( sleep_mode == LLS ) {
__disable_irq( );
llwuFlag = llwu_clear_flags( );// clear flags
lptmrISR( );
cmp0ISR( );
#ifdef KINETISK
rtcISR( );
#endif
tsiISR( );
/************************************
* back to PEE if in PBE, else it is
* in either BLPI/BLPE, if so nothing
* to do.
************************************/
pbe_pee( );
__enable_irq( );
}
}
/*******************************************************************************
* Enable digital interrupt and configure the pin
*******************************************************************************/
void SnoozeDigital::enableDriver( void ) {
if ( mode == RUN_LP ) { return; }
#if defined(KINETISK)
uint64_t _pin = pin;
isr_pin = pin;
if ( mode == VLPW || mode == VLPS ) {
return_isr_a_enabled = NVIC_IS_ENABLED( IRQ_PORTA );
return_isr_b_enabled = NVIC_IS_ENABLED( IRQ_PORTB );
return_isr_c_enabled = NVIC_IS_ENABLED( IRQ_PORTC );
return_isr_d_enabled = NVIC_IS_ENABLED( IRQ_PORTD );
return_isr_e_enabled = NVIC_IS_ENABLED( IRQ_PORTE );
NVIC_DISABLE_IRQ(IRQ_PORTA);
NVIC_DISABLE_IRQ(IRQ_PORTB);
NVIC_DISABLE_IRQ(IRQ_PORTC);
NVIC_DISABLE_IRQ(IRQ_PORTD);
NVIC_DISABLE_IRQ(IRQ_PORTE);
NVIC_CLEAR_PENDING(IRQ_PORTA);
NVIC_CLEAR_PENDING(IRQ_PORTB);
NVIC_CLEAR_PENDING(IRQ_PORTC);
NVIC_CLEAR_PENDING(IRQ_PORTD);
NVIC_CLEAR_PENDING(IRQ_PORTE);
int priority = nvic_execution_priority( );// get current priority
// if running from interrupt set priority higher than current interrupt
priority = ( priority < 256 ) && ( ( priority - 16 ) > 0 ) ? priority - 16 : 128;
return_priority_a = NVIC_GET_PRIORITY( IRQ_PORTA );//get current priority
return_priority_b = NVIC_GET_PRIORITY( IRQ_PORTB );//get current priority
return_priority_c = NVIC_GET_PRIORITY( IRQ_PORTC );//get current priority
return_priority_d = NVIC_GET_PRIORITY( IRQ_PORTD );//get current priority
return_priority_e = NVIC_GET_PRIORITY( IRQ_PORTE );//get current priority
NVIC_SET_PRIORITY( IRQ_PORTA, priority );//set priority to new level
NVIC_SET_PRIORITY( IRQ_PORTB, priority );//set priority to new level
NVIC_SET_PRIORITY( IRQ_PORTC, priority );//set priority to new level
NVIC_SET_PRIORITY( IRQ_PORTD, priority );//set priority to new level
NVIC_SET_PRIORITY( IRQ_PORTE, priority );//set priority to new level
__disable_irq( );
return_porta_irq = _VectorsRam[IRQ_PORTA+16];// save prev isr handler
return_portb_irq = _VectorsRam[IRQ_PORTB+16];// save prev isr handler
return_portc_irq = _VectorsRam[IRQ_PORTC+16];// save prev isr handler
return_portd_irq = _VectorsRam[IRQ_PORTD+16];// save prev isr handler
return_porte_irq = _VectorsRam[IRQ_PORTE+16];// save prev isr handler
attachInterruptVector( IRQ_PORTA, isr );// set snooze digA isr
attachInterruptVector( IRQ_PORTB, isr );// set snooze digB isr
attachInterruptVector( IRQ_PORTC, isr );// set snooze digC isr
attachInterruptVector( IRQ_PORTD, isr );// set snooze digD isr
attachInterruptVector( IRQ_PORTE, isr );// set snooze digE isr
__enable_irq( );
NVIC_ENABLE_IRQ( IRQ_PORTA );
NVIC_ENABLE_IRQ( IRQ_PORTB );
NVIC_ENABLE_IRQ( IRQ_PORTC );
NVIC_ENABLE_IRQ( IRQ_PORTD );
NVIC_ENABLE_IRQ( IRQ_PORTE );
}
_pin = pin;
while ( __builtin_popcountll( _pin ) ) {
uint32_t pinNumber = 63 - __builtin_clzll( _pin );// get pin
if ( pinNumber > 33 ) break;
uint32_t pin_mode = irqType[pinNumber] >> 4;// get type
uint32_t pin_type = irqType[pinNumber] & 0x0F;// get mode
volatile uint32_t *config;
config = portConfigRegister( pinNumber );
return_core_pin_config[pinNumber] = *config;
if ( pin_mode == INPUT || pin_mode == INPUT_PULLUP ) {// setup pin mode/type/interrupt
*portModeRegister( pinNumber ) = 0;
if ( pin_mode == INPUT ) *config = PORT_PCR_MUX( 1 );
else *config = PORT_PCR_MUX( 1 ) | PORT_PCR_PE | PORT_PCR_PS;// pullup
if ( mode == VLPW || mode == VLPS ) {
attachDigitalInterrupt( pinNumber, pin_type );// set pin interrupt
}
else {
llwu_configure_pin_mask( pinNumber, mode );
}
} else {
//pinMode( pinNumber, pin_mode );
//digitalWriteFast( pinNumber, pin_type );
}
_pin &= ~( ( uint64_t )1 << pinNumber );// remove pin from list
}
#elif defined(KINETISL)
uint32_t _pin = pin;
isr_pin = pin;
if ( mode == VLPW || mode == VLPS ) {// if using sleep must setup pin interrupt to wake
return_isr_a_enabled = NVIC_IS_ENABLED( IRQ_PORTA );
return_isr_cd_enabled = NVIC_IS_ENABLED( IRQ_PORTCD );
NVIC_DISABLE_IRQ(IRQ_PORTA);
NVIC_DISABLE_IRQ(IRQ_PORTCD);
NVIC_CLEAR_PENDING(IRQ_PORTA);
NVIC_CLEAR_PENDING(IRQ_PORTCD);
int priority = nvic_execution_priority( );// get current priority
// if running from interrupt set priority higher than current interrupt
priority = ( priority < 256 ) && ( ( priority - 16 ) > 0 ) ? priority - 16 : 128;
return_priority_a = NVIC_GET_PRIORITY( IRQ_PORTA );//get current priority
return_priority_cd = NVIC_GET_PRIORITY( IRQ_PORTCD );//get current priority
NVIC_SET_PRIORITY( IRQ_PORTA, priority );//set priority to new level
NVIC_SET_PRIORITY( IRQ_PORTCD, priority );//set priority to new level
__disable_irq( );
return_porta_irq = _VectorsRam[IRQ_PORTA+16];// save prev isr handler
return_portcd_irq = _VectorsRam[IRQ_PORTCD+16];// save prev isr handler
attachInterruptVector( IRQ_PORTA, isr );// set snooze isr
attachInterruptVector( IRQ_PORTCD, isr );// set snooze isr
__enable_irq( );
NVIC_ENABLE_IRQ( IRQ_PORTA );
NVIC_ENABLE_IRQ( IRQ_PORTCD );
}
_pin = pin;
while ( __builtin_popcount( _pin ) ) {
uint32_t pinNumber = 31 - __builtin_clz( _pin );// get pin
if ( pinNumber > 33 ) break;
uint32_t pin_mode = irqType[pinNumber] >> 4;// get type
uint32_t pin_type = irqType[pinNumber] & 0x0F;// get mode
volatile uint32_t *config;
config = portConfigRegister( pinNumber );
return_core_pin_config[pinNumber] = *config;
if ( pin_mode == INPUT || pin_mode == INPUT_PULLUP ) {// setup pin mode/type/interrupt
*portModeRegister( pinNumber ) &= ~digitalPinToBitMask( pinNumber ); // TODO: atomic
if ( pin_mode == INPUT ) *config = PORT_PCR_MUX( 1 );
else *config = PORT_PCR_MUX( 1 ) | PORT_PCR_PE | PORT_PCR_PS;// pullup
if ( pin_mode == VLPW || pin_mode == VLPS ) {
attachDigitalInterrupt( pinNumber, pin_type );// set pin interrupt
}
else {
llwu_configure_pin_mask( pinNumber, pin_mode );
}
} else {
//pinMode( pinNumber, pin_mode );
//digitalWriteFast( pinNumber, pin_type );
}
_pin &= ~( ( uint32_t )1 << pinNumber );// remove pin from list
}
#endif
}
/*******************************************************************************
* Disable interrupt and configure pin to orignal state.
*******************************************************************************/
void SnoozeDigital::disableDriver( void ) {
if ( mode == RUN_LP ) { return; }
#if defined(KINETISK)
uint64_t _pin = pin;
while ( __builtin_popcountll( _pin ) ) {
uint32_t pinNumber = 63 - __builtin_clzll( _pin );
if ( pinNumber > 33 ) break;
*portModeRegister( pinNumber ) = 0;
volatile uint32_t *config;
config = portConfigRegister( pinNumber );
*config = return_core_pin_config[pinNumber];
_pin &= ~( ( uint64_t )1 << pinNumber );// remove pin from list
}
#elif defined(KINETISL)
uint32_t _pin = pin;
while ( __builtin_popcount( _pin ) ) {
uint32_t pinNumber = 31 - __builtin_clz( _pin );
if ( pinNumber > 33 ) break;
*portModeRegister( pinNumber ) &= ~digitalPinToBitMask( pinNumber );
volatile uint32_t *config;
config = portConfigRegister( pinNumber );
*config = return_core_pin_config[pinNumber];
_pin &= ~( ( uint32_t )1 << pinNumber );// remove pin from list
}
#endif
if ( mode == VLPW || mode == VLPS ) {
#if defined(KINETISK)
NVIC_SET_PRIORITY( IRQ_PORTA, return_priority_a );//set priority to new level
NVIC_SET_PRIORITY( IRQ_PORTB, return_priority_b );//set priority to new level
NVIC_SET_PRIORITY( IRQ_PORTC, return_priority_c );//set priority to new level
NVIC_SET_PRIORITY( IRQ_PORTD, return_priority_d );//set priority to new level
NVIC_SET_PRIORITY( IRQ_PORTE, return_priority_e );//set priority to new level
__disable_irq( );
attachInterruptVector( IRQ_PORTA, return_porta_irq );// set snooze isr
attachInterruptVector( IRQ_PORTB, return_portb_irq );// set snooze isr
attachInterruptVector( IRQ_PORTC, return_portc_irq );// set snooze isr
attachInterruptVector( IRQ_PORTD, return_portd_irq );// set snooze isr
attachInterruptVector( IRQ_PORTE, return_porte_irq );// set snooze isr
__enable_irq( );
if ( return_isr_a_enabled == 0 ) NVIC_DISABLE_IRQ( IRQ_PORTA );
if ( return_isr_b_enabled == 0 ) NVIC_DISABLE_IRQ( IRQ_PORTB );
if ( return_isr_c_enabled == 0 ) NVIC_DISABLE_IRQ( IRQ_PORTC );
if ( return_isr_d_enabled == 0 ) NVIC_DISABLE_IRQ( IRQ_PORTD );
if ( return_isr_e_enabled == 0 ) NVIC_DISABLE_IRQ( IRQ_PORTE );
#elif defined(KINETISL)
NVIC_SET_PRIORITY( IRQ_PORTA, return_priority_a );//set priority to new level
NVIC_SET_PRIORITY( IRQ_PORTCD, return_priority_cd );//set priority to new level
__disable_irq( );
attachInterruptVector( IRQ_PORTA, return_porta_irq );// set snooze isr
attachInterruptVector( IRQ_PORTCD, return_portcd_irq );// set snooze isr
__enable_irq( );
if ( return_isr_a_enabled == 0 ) NVIC_DISABLE_IRQ( IRQ_PORTA );
if ( return_isr_cd_enabled == 0 ) NVIC_DISABLE_IRQ( IRQ_PORTCD );
#endif
}
}
// ------------------------------------------------------------
// stops the timer and disables its interrupts
// ------------------------------------------------------------
void PITimer::stop() {
isRunning = false;
NVIC_DISABLE_IRQ(IRQ_PIT_CH);
*PIT_TCTRL = 0;
}
/*******************************************************************************
* Disable Driver
*******************************************************************************/
void SnoozeCompare::disableDriver( void ) {
if ( mode == RUN_LP ) { return; }
if ( mode == VLPW || mode == VLPS ) {
IRQ_NUMBER_t IRQ_CMP;
switch (pin) {
case 11:
IRQ_CMP = IRQ_CMP0;
break;
#if defined(KINETISK)
case 9:
IRQ_CMP = IRQ_CMP1;
break;
case 4:
IRQ_CMP = IRQ_CMP2;
break;
#endif
default:
IRQ_CMP = IRQ_CMP;
return;
}
if ( return_isr_enabled == 0 ) NVIC_DISABLE_IRQ( IRQ_CMP );
NVIC_SET_PRIORITY( IRQ_CMP, return_priority );
__disable_irq( );
attachInterruptVector( IRQ_CMP, return_cmp_irq );// return prev interrupt
__enable_irq( );
}
if ( pin == 11 ) {
CORE_PIN11_CONFIG = return_core_pin_config[0];
}
else if ( pin == 4 ) {
#if defined(KINETISK)
CORE_PIN4_CONFIG = return_core_pin_config[1];
#else
return;
#endif
}
else if ( pin == 9 ) {
#if defined(KINETISK)
CORE_PIN9_CONFIG = return_core_pin_config[2];
#else
return;
#endif
}
#if defined(__MKL26Z64__) || defined(__MK66FX1M0__)
LPTMR0_PSR = PSR;
LPTMR0_CMR = CMR;
LPTMR0_CSR = CSR;
if ( !SIM_SCGC5_clock_active ) SIM_SCGC5 &= ~SIM_SCGC5_LPTIMER;
#endif
*cmpx_cr0 = CR0;
*cmpx_cr1 = CR1;
*cmpx_scr = SCR;
*cmpx_fpr = FPR;
*cmpx_muxcr = MUXCR;
*cmpx_daccr = DACCR;
if ( !SIM_SCGC4_clock_active ) SIM_SCGC4 &= ~SIM_SCGC4_CMP;
}
/* Disable interrupts
*
*/
void ADC::disableInterrupts() {
var_enableInterrupts = 0;
NVIC_DISABLE_IRQ(IRQ_ADC0);
}