Merge pull request #49 from bvl1999/master

make accept wait for status change
xlar54 · Dec 7, 2020 · d8f0d0a · d8f0d0a
2 parents fd2adc9 + d1c1209
commit d8f0d0a
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Showing 2 changed files with 5 additions and 1 deletion.
diff --git a/src/lib/ultimate_lib.c b/src/lib/ultimate_lib.c
@@ -523,6 +523,10 @@ void uii_accept(void)
 	uii_logstatusreg();
 	uii_logtext("\nsending ack");
 	*controlreg |= 0x02;
+	while ( !(*statusreg & 2) == 0 )  {
+		uii_logtext("\nwaiting for ack...");
+		uii_logstatusreg();
+	};
 }
 
 int uii_isdataavailable(void)

diff --git a/src/samples/ultimateterm.c b/src/samples/ultimateterm.c
@@ -688,7 +688,7 @@ unsigned char read_host_and_port(char *prompt_host, char *prompt_port) {
 #pragma optimize (push,off)
 void blank_vicII(void) {
 	asm("lda $d011");
-	asm("and #$ef");
+	asm("and #$6f");        /* make sure to mask bit 7 else we may end up waiting for a non existing rasterline! */
 	asm("sta $d011");
 }
 #pragma optimize (pop)