diff --git a/README.md b/README.md index 052bca9..1bea3ad 100644 --- a/README.md +++ b/README.md @@ -1,3 +1,5 @@ +![apple1cartridge](/apple1cartridge.jpg) + # apple1cartridge This repository contains firmware files for the "Apple-1 RAM/ROM Cartridge" expansion card for the Apple-1 computer. @@ -5,7 +7,7 @@ This repository contains firmware files for the "Apple-1 RAM/ROM Cartridge" expa ## Description This project aims to provide Apple-1 users with a quick way to expand RAM capacity in their systems up to 52 KB and to simultaneously store some Apple-1 programs in -~30KB of on-board ROM, which can be banked in and out via software. The on-board ROM also contains a loader program which is capable of loading programs which span across non-continuous memory locations. +~30KB of on-board ROM, which can be banked in and out via software. The on-board ROM also contains a loader program which is capable of loading programs spanning across noncontinuous memory locations. The A1C expansion card allows via the physical switch to completely disable the ROM/loader program functionality which takes up to the 2 KB of memory (`$4000-$47FF`) and to provide continuous 44KB wide RAM address space instead. diff --git a/apple1cartridge.jpg b/apple1cartridge.jpg new file mode 100644 index 0000000..62c0cc3 Binary files /dev/null and b/apple1cartridge.jpg differ