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Mask bit 7 on all SerialPort bytes sent to PDPjs internal display buffers

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This commit is contained in:
Jeff 2016-11-13 18:31:06 -08:00 • committed by Jeff Parsons
commit d0911c49e2
4 changed files with 11 additions and 3 deletions
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5
apps/pdp11/tapes/diags/README.md
View file

@ -10,7 +10,7 @@ Diagnostic Paper Tape Images
Thanks to the [iamvirtual.ca](http://iamvirtual.ca/collection/systems/mediadoc/mediadoc.html#papertape)
website, we have archived the PDP-11 diagnostics shown below. The tapes have been added to the
[Default PC11 Configuration](/devices/pdp11/pc11/), so that you can easily load them into any machine with a
[PC11](/modules/pdp11/lib/pc11.js), such as this [PDP-11/20](/devices/pdp11/machine/1120/panel/debugger/).
[PC11](/modules/pdp11/lib/pc11.js), such as this [PDP-11/20 with Front Panel and Debugger](/devices/pdp11/machine/1120/panel/debugger/).
As noted for other [DEC PDP-11 Tape Images](/apps/pdp11/tapes/), these "Absolute Format" tapes can be loaded directly
into RAM using the machine's "Load" button instead of "Attach", allowing you to bypass the usual three-step process of
@ -176,6 +176,9 @@ it expects the MUL instruction to trap.
### Test 15
Before loading and running this test on the [PDP-11/20 with Front Panel and Debugger](/devices/pdp11/machine/1120/panel/debugger/),
it's recommended that you also toggle SW-15, as described below, so that the test will HALT on any failure.
MAINDEC-11-D0OA (NEW NUMBER - DZQKA)
T15 Instruction Exerciser

2
devices/pdp11/pc11/default.xml
View file

@ -47,7 +47,7 @@
<tape id="diags.tape14b" name="MD-11 TEST 14B - TRAP TEST" path="/apps/pdp11/tapes/diags/MAINDEC-11-D0NB-PB.json"/>
<tape id="diags.tape14c" name="MD-11 TEST 14C - TRAP TEST" path="/apps/pdp11/tapes/diags/MAINDEC-11-D0NC-PB.json"/>
<tape id="diags.tape15" name="MD-11 TEST 15 - CPU EXERCISER" path="/apps/pdp11/tapes/diags/MAINDEC-11-D0OA-PB.json"/>
<tape id="tray02.tape04" name="11/70 CPU EXERCISER" path="/apps/pdp11/tapes/diags/MAINDEC-11-DEQKC-B1-PB.json"/>
<tape id="tray02.tape04" name="MD-11 11/70 CPU EXERCISER" path="/apps/pdp11/tapes/diags/MAINDEC-11-DEQKC-B1-PB.json"/>
</control>
<control type="button" binding="attachTape">Attach</control>
<control type="button" binding="loadTape">Load</control>

5
modules/pdp11/lib/serialport.js
View file

@ -543,6 +543,11 @@ SerialPortPDP11.prototype.transmitByte = function(b)
}
}
/*
* TODO: Why do DEC diagnostics like to output bytes with bit 7 set?
*/
b &= 0x7F;
if (this.controlIOBuffer) {
if (b == 0x0D) {
this.iLogicalCol = 0;

2
modules/shared/lib/strlib.js
View file

@ -565,7 +565,7 @@ str.aASCIICodes = {
// 0x0A: "LF", // (CTRL_J) Line Feed (New Line)
0x0B: "VT", // (CTRL_K) Vertical Tab
0x0C: "FF", // (CTRL_L) Form Feed (New Page)
0x0D: "CR", // (CTRL_M) Carriage Return
// 0x0D: "CR", // (CTRL_M) Carriage Return
0x0E: "SO", // (CTRL_N) Shift Out
0x0F: "SI", // (CTRL_O) Shift In
0x10: "DLE", // (CTRL_P) Data Link Escape