import com.ftdi.usb.*;
import java.io.*;
-public class ChipImpl extends FtdiUart implements Chip {
+public class FpslicRawUsb extends FtdiUart implements FpslicRaw {
private int dmask =
(1<<0) |
(1<<6) |
(1<<7);
- public ChipImpl() throws IOException {
+ public FpslicRawUsb() throws IOException {
super(0x6666, 0x3133, 1500 * 1000);
- doReset();
+ reset();
}
- public void flush() throws IOException { getOutputStream().flush(); }
+ void flush() throws IOException { getOutputStream().flush(); }
protected int dbits = 0;
protected synchronized void dbang(int bit, boolean val) throws IOException {
} catch (IOException e) { throw new RuntimeException(e); }
}
- public void doReset() throws IOException {
+ public void reset() throws IOException {
dmask =
(1<<0) |
con(false);
}
- public void config(boolean bit) throws IOException { config(bit?1:0, 1); }
- public void config(int dat) throws IOException { config(dat, 8); }
- public void config(int dat, int numbits) throws IOException {
+ void config(boolean bit) throws IOException { config(bit?1:0, 1); }
+ void config(int dat) throws IOException { config(dat, 8); }
+ void config(int dat, int numbits) throws IOException {
for(int i=(numbits-1); i>=0; i--) {
boolean bit = (dat & (1<<i)) != 0;
data(bit);
// tricky: RESET has a weak pull-up, and is wired to a CBUS line. So,
// we can pull it down (assert reset) from uart-mode, or we can
// let it float upward from either mode.
- public void reset(boolean on) throws IOException {
+ void reset(boolean on) throws IOException {
uart_and_cbus_mode(1<<1, on ? (1<<1) : 0);
flush();
if (on) {
}
}
- public void avrrst(boolean on) throws IOException { dbang(7, on); }
- public void clk(boolean on) throws IOException { dbang(6, on); }
- public void data(boolean on) throws IOException { dbang(5, on); }
+ void avrrst(boolean on) throws IOException { dbang(7, on); }
+ void clk(boolean on) throws IOException { dbang(6, on); }
+ void data(boolean on) throws IOException { dbang(5, on); }
- public boolean initErr() throws IOException { flush(); return (readPins() & (1<<4))!=0; }
+ boolean initErr() throws IOException { flush(); return (readPins() & (1<<4))!=0; }
- public boolean con() throws IOException {
+ boolean con() throws IOException {
flush();
//dmask &= ~(1<<0);
dbus_mode(dmask);
return (readPins() & (1<<0)) != 0;
}
- public boolean rcon() throws IOException {
+ boolean rcon() throws IOException {
flush();
dmask &= ~(1<<0);
dbus_mode(dmask);
return (readPins() & (1<<0)) != 0;
}
- public void con(boolean on) throws IOException {
+ void con(boolean on) throws IOException {
flush();
dmask |= (1<<0);
dbang(0, on);
}
public OutputStream getConfigStream() throws IOException {
- doReset();
+ reset();
config(0,10);
con();
return new OutputStream() {
write(b[i]);
}
public void flush() throws IOException {
- ChipImpl.this.flush();
+ FpslicRawUsb.this.flush();
rcon();
}
public void close() throws IOException {
};
}
- public static String red(Object o) { return "\033[31m"+o+"\033[0m"; }
- public static String green(Object o) { return "\033[32m"+o+"\033[0m"; }
+ static String red(Object o) { return "\033[31m"+o+"\033[0m"; }
+ static String green(Object o) { return "\033[32m"+o+"\033[0m"; }
public void selfTest() throws Exception {
- ChipImpl d = this;
+ FpslicRawUsb d = this;
boolean pin;
- d.doReset();
+ d.reset();
d.config(0,3);
d.con();
d.config(0,7);
pin = d.initErr();
System.out.println("good preamble => " + pin + " " + (pin ? green("good") : red("BAD")));
- d.doReset();
+ d.reset();
try { Thread.sleep(100); } catch (Exception e) { }
d.config(0,3);
d.con();
pin = d.initErr();
System.out.println("bad preamble #2 => " + pin + " " + (pin ? red("BAD") : green("good")));
- d.doReset();
+ d.reset();
try { Thread.sleep(100); } catch (Exception e) { }
d.config(0,3);
d.con();