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-rw-r--r--home/serial.asm2
1 files changed, 1 insertions, 1 deletions
diff --git a/home/serial.asm b/home/serial.asm
index f44772df..58111de6 100644
--- a/home/serial.asm
+++ b/home/serial.asm
@@ -30,7 +30,7 @@ Serial::
ldh [rDIV], a
.waitLoop
ldh a, [rDIV]
- bit 7, a
+ bit 7, a ; wait until rDIV has incremented from $3 to $80 or more
jr nz, .waitLoop
ld a, START_TRANSFER_EXTERNAL_CLOCK
ldh [rSC], a