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memtop cx16

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This commit is contained in:
Irmen de Jong 2020-09-23 02:34:49 +02:00
parent 96243db88b
commit b93d9ecd7e
2 changed files with 7 additions and 8 deletions
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2
compiler/res/prog8lib/cx16/syslib.p8
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@ -24,7 +24,7 @@ romsub $FF8D = VECTOR(uword userptr @ XY, ubyte dir @ Pc) clobbers(A,Y) ; r
romsub $FF90 = SETMSG(ubyte value @ A) ; set Kernal message control flag romsub $FF90 = SETMSG(ubyte value @ A) ; set Kernal message control flag
romsub $FF93 = SECOND(ubyte address @ A) clobbers(A) ; (alias: LSTNSA) send secondary address after LISTEN romsub $FF93 = SECOND(ubyte address @ A) clobbers(A) ; (alias: LSTNSA) send secondary address after LISTEN
romsub $FF96 = TKSA(ubyte address @ A) clobbers(A) ; (alias: TALKSA) send secondary address after TALK romsub $FF96 = TKSA(ubyte address @ A) clobbers(A) ; (alias: TALKSA) send secondary address after TALK
romsub $FF99 = MEMTOP(uword address @ XY, ubyte dir @ Pc) -> uword @ XY ; read/set top of memory pointer romsub $FF99 = MEMTOP(uword address @ XY, ubyte dir @ Pc) -> ubyte @A, uword @ XY ; read/set top of memory pointer, returns number of banks in A
romsub $FF9C = MEMBOT(uword address @ XY, ubyte dir @ Pc) -> uword @ XY ; read/set bottom of memory pointer romsub $FF9C = MEMBOT(uword address @ XY, ubyte dir @ Pc) -> uword @ XY ; read/set bottom of memory pointer
romsub $FF9F = SCNKEY() clobbers(A,X,Y) ; scan the keyboard romsub $FF9F = SCNKEY() clobbers(A,X,Y) ; scan the keyboard
romsub $FFA2 = SETTMO(ubyte timeout @ A) ; set time-out flag for IEEE bus romsub $FFA2 = SETTMO(ubyte timeout @ A) ; set time-out flag for IEEE bus

13
examples/cx16/simplegraphics.p8
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@ -11,18 +11,17 @@ main {
cx16.r0=0 cx16.r0=0
cx16.FB_init() cx16.FB_init()
cx16.GRAPH_init()
cx16.r0 = 0 cx16.r0 = 0
cx16.r1 = 0 cx16.r1 = 0
cx16.FB_cursor_position() cx16.FB_cursor_position()
uword xx ubyte color
ubyte yy repeat 320*199 {
for yy in 199 downto 0 { cx16.FB_set_pixel(color)
for xx in 319 downto 0 { color++
cx16.FB_set_pixel( yy+lsb(xx))
}
} }
; cx16.GRAPH_init() uword xx
for xx in 0 to 319 step 32 { for xx in 0 to 319 step 32 {
ubyte q ubyte q
for q in 0 to 31 { for q in 0 to 31 {