From b036b1ff6f6b8387fb5353e4bf82e852d63cd675 Mon Sep 17 00:00:00 2001 From: Jarno Lehtinen Date: Tue, 5 Apr 2022 22:26:45 +0300 Subject: [PATCH] Update README.md --- C64_4joy_adapter/README.md | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/C64_4joy_adapter/README.md b/C64_4joy_adapter/README.md index 64fddcf..6c7467b 100644 --- a/C64_4joy_adapter/README.md +++ b/C64_4joy_adapter/README.md @@ -32,7 +32,7 @@ sei - out can write from register to io - only one io/data address space access within one instruction? - lds/sts takes 2 cycles and in/out takes 1 cycle? ldi takes 1 cycle? -- lds/sts: \_SFR_MEM_ADDR(GPIOR2), in/out: \SFR_IO_ADDR(GPIOR0) +- lds/sts: "M" \_SFR_MEM_ADDR(GPIOR2), in/out: "I" \SFR_IO_ADDR(GPIOR0) ## avr asm - http://www.nongnu.org/avr-libc/user-manual/inline_asm.html