[{"ID":255,"Address":8257570,"MemoryType":"Timer","GameType":"Game select screen","Length":1,"Description":"Amount of time to wait until the \"Super Mario All-Stars\" text flashes.","Parent":null},{"ID":256,"Address":8257571,"MemoryType":"Counter","GameType":"Game select screen","Length":1,"Description":"What step we are in, in the flashing \"Super Mario All-Stars\" text.","Parent":null},{"ID":252,"Address":8257632,"MemoryType":"Sound Effect","GameType":"Game select screen","Length":4,"Description":"SPC700 I\/O Ports. Write values to play music\/sound effects.","Parent":null},{"ID":254,"Address":8257758,"MemoryType":"Flag","GameType":"Game select screen","Length":1,"Description":"If non-zero, $7F:8000 will be uploaded to BG1's tilemap.","Parent":null},{"ID":257,"Address":8257763,"MemoryType":"Timer","GameType":"Game select screen","Length":1,"Description":"Amount of time left on title screen.","Parent":null},{"ID":327,"Address":8257776,"MemoryType":"Hardware Mirror","GameType":"Game select screen","Length":1,"Description":"Mirror of $7E:4219 - Controller Port 1 Data1 Register high byte.\r\n\r\nThis mirror is for controller data from the current frame.","Parent":null},{"ID":333,"Address":8257777,"MemoryType":"Hardware Mirror","GameType":"Game select screen","Length":1,"Description":"Mirror of $7E:421B - Controller Port 2 Data1 Register high byte.\r\n\r\nThis mirror is for controller data from the current frame.","Parent":null},{"ID":328,"Address":8257778,"MemoryType":"Hardware Mirror","GameType":"Game select screen","Length":1,"Description":"Mirror of $7E:4218 - Controller Port 1 Data1 Register low byte.\r\n\r\nThis mirror is for controller data from the current frame.","Parent":null},{"ID":331,"Address":8257779,"MemoryType":"Hardware Mirror","GameType":"Game select screen","Length":1,"Description":"Mirror of $7E:421A - Controller Port 2 Data1 Register low byte.\r\n\r\nThis mirror is for controller data from the current frame.","Parent":null},{"ID":336,"Address":8257780,"MemoryType":"Hardware Mirror","GameType":"Game select screen","Length":1,"Description":"Mirror of $7E:4219 - Controller Port 1 Data1 Register high byte.\r\n\r\nThis mirror is for controller data that was set on the current frame but was clear on the previous frame. Basically, this determines which buttons were pressed on this frame while not having been held on the last frame.","Parent":null},{"ID":338,"Address":8257781,"MemoryType":"Hardware Mirror","GameType":"Game select screen","Length":1,"Description":"Mirror of $7E:421B - Controller Port 2 Data1 Register high byte.\r\n\r\nThis mirror is for controller data that was set on the current frame but was clear on the previous frame. Basically, this determines which buttons were pressed on this frame while not having been held on the last frame.","Parent":null},{"ID":335,"Address":8257782,"MemoryType":"Hardware Mirror","GameType":"Game select screen","Length":1,"Description":"Mirror of $7E:4218 - Controller Port 1 Data1 Register low byte.\r\n\r\nThis mirror is for controller data that was set on the current frame but was clear on the previous frame. Basically, this determines which buttons were pressed on this frame while not having been held on the last frame.","Parent":null},{"ID":337,"Address":8257783,"MemoryType":"Hardware Mirror","GameType":"Game select screen","Length":1,"Description":"Mirror of $7E:421A - Controller Port 2 Data1 Register low byte.\r\n\r\nThis mirror is for controller data that was set on the current frame but was clear on the previous frame. Basically, this determines which buttons were pressed on this frame while not having been held on the last frame.","Parent":null},{"ID":330,"Address":8257784,"MemoryType":"Hardware Mirror","GameType":"Game select screen","Length":1,"Description":"Mirror of $7E:4219 - Controller Port 1 Data1 Register high byte.\r\n\r\nThis mirror is for controller data from the previous frame.","Parent":null},{"ID":334,"Address":8257785,"MemoryType":"Hardware Mirror","GameType":"Game select screen","Length":1,"Description":"Mirror of $7E:421B - Controller Port 2 Data1 Register high byte.\r\n\r\nThis mirror is for controller data from the previous frame.","Parent":null},{"ID":329,"Address":8257786,"MemoryType":"Hardware Mirror","GameType":"Game select screen","Length":1,"Description":"Mirror of $7E:4218 - Controller Port 1 Data1 Register low byte.\r\n\r\nThis mirror is for controller data from the previous frame.","Parent":null},{"ID":332,"Address":8257787,"MemoryType":"Hardware Mirror","GameType":"Game select screen","Length":1,"Description":"Mirror of $7E:421A - Controller Port 2 Data1 Register low byte.\r\n\r\nThis mirror is for controller data from the previous frame.","Parent":null},{"ID":230,"Address":8257789,"MemoryType":"Counter","GameType":"Game select screen","Length":1,"Description":"Frame counter.","Parent":null},{"ID":237,"Address":8257792,"MemoryType":"Hardware Mirror","GameType":"Game select screen","Length":1,"Description":"Screen brightness.","Parent":null},{"ID":240,"Address":8257815,"MemoryType":"Hardware Mirror","GameType":"Game select screen","Length":1,"Description":"Mirror of $212C (Main screen designation).","Parent":null},{"ID":247,"Address":8257816,"MemoryType":"Hardware Mirror","GameType":"Game select screen","Length":1,"Description":"Mirror of $212D (Sub screen designation).","Parent":null},{"ID":249,"Address":8257819,"MemoryType":"Hardware Mirror","GameType":"Game select screen","Length":1,"Description":"Mirror of $2130 (Color Addition Select).","Parent":null},{"ID":250,"Address":8257820,"MemoryType":"Hardware Mirror","GameType":"Game select screen","Length":1,"Description":"Miror of $2131  (Color math designation).","Parent":null},{"ID":251,"Address":8257821,"MemoryType":"Hardware Mirror","GameType":"Game select screen","Length":3,"Description":"Mirror of $2132 (Fixed Color Data). \r\n\r\n$011D - Red fixed color component.\r\n$011E - Green fixed color component.\r\n$011F - Blue fixed color component.","Parent":null},{"ID":233,"Address":8257828,"MemoryType":"Counter","GameType":"Game select screen","Length":2,"Description":"IRQ Vertical timer. Writes to $4209 and $420A. Used to keep the \"Select v Game\" box at a static position.","Parent":null},{"ID":343,"Address":8258068,"MemoryType":"Hardware Mirror","GameType":"Game select screen","Length":2,"Description":"Mirror of $7E:210D - BG1 horizontal scroll.\r\n\r\nThe low byte is written first and then the high byte is written second.\r\n\r\nThis mirror is only applied during IRQ.","Parent":null},{"ID":239,"Address":8260288,"MemoryType":"Flag","GameType":"Game select screen","Length":1,"Description":"If non-zero CGRAM will update (transfer $7F:9200 to CGRAM).","Parent":null},{"ID":253,"Address":8355840,"MemoryType":"VRAM Tilemap","GameType":"Game select screen","Length":800,"Description":"Tilemap buffer for BG1.","Parent":null},{"ID":235,"Address":8360448,"MemoryType":"Palette","GameType":"Game select screen","Length":200,"Description":"Palette buffer.","Parent":null}]