From 9bd88aa8bc57db46a2f974df329c8fe111d51019 Mon Sep 17 00:00:00 2001 From: n loewen Date: Sat, 23 Sep 2023 20:52:31 -0700 Subject: [PATCH] (docs) readme - Add todo in 'start-up' section, pointing out that the simulator currently doesn't follow the spec here --- readme.md | 6 ++++-- 1 file changed, 4 insertions(+), 2 deletions(-) diff --git a/readme.md b/readme.md index 4928863..c28ff00 100644 --- a/readme.md +++ b/readme.md @@ -72,7 +72,6 @@ In decimal: | 3 | 2 | 1 | 0 | - ### Instruction set #### Operations @@ -99,7 +98,7 @@ Hex Mnem. Operand Effect ``` - Instructions are two bytes long: - one byte for the opcode, one for the operand + one byte for the opcode, one for the operand #### Effects on memory, flags, registers @@ -135,6 +134,9 @@ When starting up, the CPU executes a `JMP $FF`. Put differently: it starts executing instructions at the address contained in `$FF`. +TODO: currently the simulator doesn't actually do this + + ### Assembly language ADD $01 ; comments follow a `;`