package stamp.core;
public class PROP extends CPU {
/**
* A constant representing pin P16.
*/
public final static int pin16 = (1<<0)+512; //stampSOUT serial out (pin 1 of spin stamp)
/**
* A constant representing pin P17.
*/
public final static int pin17 = (1<<1)+512; //stampSIN serial in (pin 2 of spin stamp)
/**
* A constant representing pin P18.
*/
public final static int pin18 = (1<<2)+512; //stampATN digital in (pin 3 of spin stamp)
/**
* A constant representing pin P19.
*/
public final static int pin19 = (1<<3)+512;
/**
* A constant representing pin P20.
*/
public final static int pin20 = (1<<4)+512;
/**
* A constant representing pin P21.
*/
public final static int pin21 = (1<<5)+512;
/**
* A constant representing pin P22.
*/
public final static int pin22 = (1<<6)+512;
/**
* A constant representing pin P23.
*/
public final static int pin23 = (1<<7)+512;
/**
* A constant representing pin P24.
*/
public final static int pin24 = (1<<0)+768;
/**
* A constant representing pin P25.
*/
public final static int pin25 = (1<<1)+768;
/**
* A constant representing pin P26.
*/
public final static int pin26 = (1<<2)+768;
/**
* A constant representing pin P27.
*/
public final static int pin27 = (1<<3)+768;
/**
* A constant representing pin P28.
*/
public final static int pin28 = (1<<4)+768; //propSCL external eeprom SCL
/**
* A constant representing pin P29.
*/
public final static int pin29 = (1<<5)+768; //propSDA external eeprom SDA
/**
* A constant representing pin P30.
*/
public final static int pin30 = (1<<6)+768; //propTX programming output
/**
* A constant representing pin P31.
*/
public final static int pin31 = (1<<7)+768; //propRX programming input
/**
* An array representing all of the pins on the module. The nth element of the
* array refers to the nth pin. i.e. PROP.pins[5] == PROP.pin5
*/
public static int pins[] = {PROP.pin0, PROP.pin1, PROP.pin2, PROP.pin3,
PROP.pin4, PROP.pin5, PROP.pin6, PROP.pin7,
PROP.pin8, PROP.pin9, PROP.pin10,PROP.pin11,
PROP.pin12,PROP.pin13,PROP.pin14,PROP.pin15,
PROP.pin16,PROP.pin17,PROP.pin18,PROP.pin19,
PROP.pin20,PROP.pin21,PROP.pin22,PROP.pin23,
PROP.pin24,PROP.pin25,PROP.pin26,PROP.pin27,
PROP.pin28,PROP.pin29,PROP.pin30,PROP.pin31};
/**
* A constant representing the first I/O port on the Propeller. This port
* contains pins 16-23.
*/
public final static int PORTC = 0x02FF;
/**
* A constant representing the second I/O port on the Propeller. This port
* contains pins 24-31.
*/
public final static int PORTD = 0x03FF;
/**
* Output a value onto a port.
* The lower 8 bits of value will be written to the port. Pins on the port
* will not be converted to outputs first. This method does not
* affect the direction of the port.
*
* This method will disturb any virtual peripherals which are using the port.
*
* @param port the port to control. Can be either CPU.PORTA, CPU.PORTB, PROP.PORTC and PROP,PORTD.
* @param value the value to write to the port.
*/
public static void writePort(int port, byte value) {
if (port == PORTA)
CPU.writeRegister(0x06, value);
else if ( port == PORTB )
CPU.writeRegister(0x07, value);
else if ( port == PORTC )
CPU.writeRegister(0x08, value);
else if ( port == PORTD )
CPU.writeRegister(0x09, value);
}
/**
* Read the value on a port.
* Read the value currently on a port.
*
* @param port the port to read. Can be either CPU.PORTA, or CPU.PORTB.
* @return the value on the port.
*/
public static byte readPort(int port) {
if (port == PORTA)
return (byte) CPU.readRegister(0x06);
else if (port == PORTB)
return (byte) CPU.readRegister(0x07);
else if (port == PORTC)
return (byte) CPU.readRegister(0x08);
else if (port == PORTD)
return (byte) CPU.readRegister(0x09);
else
return 0;
}
}