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changeset 3171:0116eacf444a

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term_mc6850: Change default terminal size from 24 lines to 25 lines To match Multicomp09 hardware terminal. Allows scred to auto-detect the screen size properly.
author Neal Crook <foofoobedoo@gmail.com>
date Sat, 22 Apr 2017 18:59:02 +0100
parents 18306d646f71
children 799037203bef
files level1/modules/term_mc6850.asm
diffstat 1 files changed, 7 insertions(+), 2 deletions(-) [+]
line wrap: on
line diff
--- a/level1/modules/term_mc6850.asm	Thu Apr 20 20:15:19 2017 +0100
+++ b/level1/modules/term_mc6850.asm	Sat Apr 22 18:59:02 2017 +0100
@@ -44,7 +44,12 @@
          fcb   $01        IT.ALF auto line feed:0=off
          fcb   $00        IT.NUL end of line null count
          fcb   $01        IT.PAU pause:0=no end of page pause
-         fcb   24         IT.PAG lines per page
+* IT.PAG and IT.ROW are set to 25 to match the Multicomp6809 hardware
+* terminal. Applications (eg scred) inspect this value and need it to be
+* correct. In the case of a "glass teletype" (aka terminal emulator)
+* attached to a serial port, it should be set to 25x80 in order for programs
+* like scred to work correctly.
+         fcb   25         IT.PAG lines per page
          fcb   C$BSP      IT.BSP backspace character
          fcb   C$DEL      IT.DEL delete line character
          fcb   C$CR       IT.EOR end of record character
@@ -62,7 +67,7 @@
          fcb   C$XON      IT.XON acia xon char
          fcb   C$XOFF     IT.XOFF acia xoff char
          fcb   80         IT.COL (szx) number of columns for display
-         fcb   24         IT.ROW (szy) number of rows for display
+         fcb   25         IT.ROW (szy) number of rows for display
          fcb   $00        IT.XTYP 0 => NOT extended type
 initsize equ   *