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[slipway.git]
/
src
/
edu
/
berkeley
/
obits
/
device
/
atmel
/
ChipImpl.java
diff --git
a/src/edu/berkeley/obits/device/atmel/ChipImpl.java
b/src/edu/berkeley/obits/device/atmel/ChipImpl.java
index
754b5c8
..
570a7d6
100644
(file)
--- a/
src/edu/berkeley/obits/device/atmel/ChipImpl.java
+++ b/
src/edu/berkeley/obits/device/atmel/ChipImpl.java
@@
-20,17
+20,16
@@
public class ChipImpl extends FtdiChip implements Chip {
}
public void doReset() {
}
public void doReset() {
- /*
-dmask =
- (1<<0) |
- (1<<1) |
- (1<<2) |
- //(1<<3) |
- //(1<<4) |
- (1<<5) |
- (1<<6) |
- (1<<7);
- */
+
+ dmask =
+ (1<<0) |
+ (1<<1) |
+ (1<<2) |
+ //(1<<3) |
+ //(1<<4) |
+ (1<<5) |
+ (1<<6) |
+ (1<<7);
flush();
//purge();
flush();
//purge();
@@
-51,10
+50,6
@@
dmask =
reset(true);
flush();
try { Thread.sleep(500); } catch (Exception e) { }
reset(true);
flush();
try { Thread.sleep(500); } catch (Exception e) { }
-
- purge();
- dbangmode(dmask);
- flush();
}
int porte = 0;
}
int porte = 0;
@@
-77,10
+72,17
@@
dmask =
}
}
}
}
+ // 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) {
bits = on ? (1<<1) : 0;
public void reset(boolean on) {
bits = on ? (1<<1) : 0;
+ mask = on ? (1<<0) : ((1<<0) | (1<<1));
uart();
uart();
+ flush();
+ if (on) dbangmode(dmask);
}
}
+
public void avrrst(boolean on) { dbang(7, on); }
public void clk(boolean on) { dbang(6, on); }
public void data(boolean on) { dbang(5, on); }
public void avrrst(boolean on) { dbang(7, on); }
public void clk(boolean on) { dbang(6, on); }
public void data(boolean on) { dbang(5, on); }