Emulation support for the exp1101 platform: the MSP430f5838 experimenter's board with the CC1101 transceiver

se/sics/mspsim/platform/ti/Exp1101Node.java

@@ -0,0 +1,109 @@
+package se.sics.mspsim.platform.ti;
+
+import java.io.IOException;
+
+import se.sics.mspsim.chip.CC1101;
+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 Exp1101Node extends GenericNode implements PortListener, USARTListener {
+
+	public static final int CC1101_GDO0 = 7; /* 1.7 */
+	public static final int CC1101_GDO2 = 3; /* 1.3 */
+
+	public static final int CC1101_CHIP_SELECT = (1 << 0); // 3.0
+
+    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 CC1101 radio;
+
+    public Exp1101Node() {
+        super("Exp1101", 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 & CC1101_CHIP_SELECT) == 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 CC1101(cpu);
+			radio.setGDO0(port1, CC1101_GDO0);
+			radio.setGDO2(port1, CC1101_GDO2);
+            ((USARTSource) usart0).addUSARTListener(this);
+        } else {
+            throw new EmulationException("Could not setup exp1101 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 {
+        Exp1101Node node = new Exp1101Node();
+        ArgumentManager config = new ArgumentManager();
+        config.handleArguments(args);
+        node.setupArgs(config);
+    }
+}