// Set the pin state
void jshPinSetState(Pin pin, JshPinState state) {
/* Make sure we kill software PWM if we set the pin state
* after we've started it */
if (BITFIELD_GET(jshPinSoftPWM, pin)) {
BITFIELD_SET(jshPinSoftPWM, pin, 0);
jstPinPWM(0,0,pin);
}
uint32_t ipin = (uint32_t)pinInfo[pin].pin;
switch (state) {
case JSHPINSTATE_UNDEFINED :
nrf_gpio_cfg_default(ipin);
break;
case JSHPINSTATE_GPIO_OUT :
nrf_gpio_cfg_output(ipin);
break;
case JSHPINSTATE_GPIO_OUT_OPENDRAIN :
NRF_GPIO->PIN_CNF[ipin] = (GPIO_PIN_CNF_SENSE_Disabled << GPIO_PIN_CNF_SENSE_Pos)
| (GPIO_PIN_CNF_DRIVE_S0D1 << GPIO_PIN_CNF_DRIVE_Pos)
| (GPIO_PIN_CNF_PULL_Disabled << GPIO_PIN_CNF_PULL_Pos)
| (GPIO_PIN_CNF_INPUT_Disconnect << GPIO_PIN_CNF_INPUT_Pos)
| (GPIO_PIN_CNF_DIR_Output << GPIO_PIN_CNF_DIR_Pos);
break;
case JSHPINSTATE_GPIO_IN :
nrf_gpio_cfg_input(ipin, NRF_GPIO_PIN_NOPULL);
break;
case JSHPINSTATE_GPIO_IN_PULLUP :
nrf_gpio_cfg_input(ipin, NRF_GPIO_PIN_PULLUP);
break;
case JSHPINSTATE_GPIO_IN_PULLDOWN :
nrf_gpio_cfg_input(ipin, NRF_GPIO_PIN_PULLDOWN);
break;
/*case JSHPINSTATE_ADC_IN :
break;
case JSHPINSTATE_AF_OUT :
break;
case JSHPINSTATE_AF_OUT_OPENDRAIN :
break;
case JSHPINSTATE_USART_IN :
break;
case JSHPINSTATE_USART_OUT :
break;
case JSHPINSTATE_DAC_OUT :
break;*/
case JSHPINSTATE_I2C :
NRF_GPIO->PIN_CNF[ipin] = (GPIO_PIN_CNF_SENSE_Disabled << GPIO_PIN_CNF_SENSE_Pos)
| (GPIO_PIN_CNF_DRIVE_S0D1 << GPIO_PIN_CNF_DRIVE_Pos)
| (GPIO_PIN_CNF_PULL_Pullup << GPIO_PIN_CNF_PULL_Pos)
| (GPIO_PIN_CNF_INPUT_Connect << GPIO_PIN_CNF_INPUT_Pos)
| (GPIO_PIN_CNF_DIR_Input << GPIO_PIN_CNF_DIR_Pos);
// may need to be set to GPIO_PIN_CNF_DIR_Output as well depending on I2C state?
break;
default : assert(0);
break;
}
}
bool jshGetPinStateIsManual(Pin pin) {
return BITFIELD_GET(jshPinStateIsManual, pin);
}
