package se.sics.mspsim.platform.ti;
import java.io.IOException;
import se.sics.mspsim.chip.CC2420;
import se.sics.mspsim.config.MSP430f5437Config;
import se.sics.mspsim.core.EmulationException;
import se.sics.mspsim.core.IOPort;
import se.sics.mspsim.core.IOUnit;
import se.sics.mspsim.core.PortListener;
import se.sics.mspsim.core.USARTListener;
import se.sics.mspsim.core.USARTSource;
import se.sics.mspsim.platform.GenericNode;
import se.sics.mspsim.ui.SerialMon;
import se.sics.mspsim.util.ArgumentManager;
public class Exp5438Node extends GenericNode implements PortListener, USARTListener {
public static final int CC2420_FIFOP = 6; // 1.6
public static final int CC2420_FIFO = 5; // 1.5
public static final int CC2420_CCA = 7; // 1.7
public static final int CC2420_SFD = 3; // 1.3
/* Output: VREG_EN to CC2420 */
public static final int CC2420_VREG = (1 << 4); // 1.4
/* Output: SPI Chip Select (CS_N) */
public static final int CC2420_CHIP_SELECT = (1 << 0); // 3.0
public static final int CC2420_RESET = (1 << 2); // 1.2
IOPort port1;
IOPort port3;
IOPort port4;
IOPort port5;
IOPort port7;
IOPort port8;
public static final int LEDS_CONF_RED = (1 << 0); // 1.0
public static final int LEDS_CONF_YELLOW = (1 << 1); // 1.1
public CC2420 radio;
public Exp5438Node() {
/* TODO XXX MSP430F5438 */
super("Exp5438", new MSP430f5437Config());
}
public void dataReceived(USARTSource source, int data) {
radio.dataReceived(source, data);
/* if nothing selected, just write back a random byte to these devs */
if (!radio.getChipSelect()) {
source.byteReceived(0);
}
}
public void portWrite(IOPort source, int data) {
if (source == port3) {
// Chip select = active low...
radio.setChipSelect((data & CC2420_CHIP_SELECT) == 0);
}
if (source == port1) {
radio.setVRegOn((data & CC2420_VREG) != 0);
//System.out.println("Red led: " + ((data & LEDS_CONF_RED) > 0));
//System.out.println("Yellow led: " + ((data & LEDS_CONF_YELLOW) > 0));
}
}
private void setupNodePorts() {
port1 = cpu.getIOUnit(IOPort.class, "P1");
port1.addPortListener(this);
port3 = cpu.getIOUnit(IOPort.class, "P3");
port3.addPortListener(this);
port4 = cpu.getIOUnit(IOPort.class, "P4");
port4.addPortListener(this);
port5 = cpu.getIOUnit(IOPort.class, "P5");
port5.addPortListener(this);
port7 = cpu.getIOUnit(IOPort.class, "P7");
port7.addPortListener(this);
port8 = cpu.getIOUnit(IOPort.class, "P8");
port8.addPortListener(this);
IOUnit usart0 = cpu.getIOUnit("USCI B0");
if (usart0 instanceof USARTSource) {
radio = new CC2420(cpu);
radio.setCCAPort(port1, CC2420_CCA);
radio.setFIFOPPort(port1, CC2420_FIFOP);
radio.setFIFOPort(port1, CC2420_FIFO);
((USARTSource) usart0).addUSARTListener(this);
radio.setSFDPort(port1, CC2420_SFD);
} else {
throw new EmulationException("Could not setup exp5438 mote - missing USCI B0");
}
IOUnit usart = cpu.getIOUnit("USCI A1");
if (usart instanceof USARTSource) {
registry.registerComponent("serialio", usart);
}
}
public void setupNode() {
setupNodePorts();
if (!config.getPropertyAsBoolean("nogui", true)) {
// Add some windows for listening to serial output
IOUnit usart = cpu.getIOUnit("USCI A1");
if (usart instanceof USARTSource) {
SerialMon serial = new SerialMon((USARTSource)usart, "USCI A1 Port Output");
registry.registerComponent("serialgui", serial);
}
}
}
public int getModeMax() {
return 0;
}
public static void main(String[] args) throws IOException {
Exp5438Node node = new Exp5438Node();
ArgumentManager config = new ArgumentManager();
config.handleArguments(args);
node.setupArgs(config);
}
}