This page contains the RAM Map of the BS-X.

 $7E00AC - BS-X Token Interpreter Current Address (24-bit)
	 
 $7E0725 - Text Settings

 $7E13C5 - Error Number

 $7E1427 - Copy Type
 
 $7E1430 - Current Month
 $7E1431 - Current Day
 $7E1432 - Data Type
 $7E1433 - Seconds before timeout
 $7E1437 - Ticks before timeout
 
 $7E1C00:$7E1E20 - OAM Sprite Buffer
 $7E2000:$7E2200 - CGRAM Palette Buffer
 $7E2200:$7E4200 - 16x16 Background Cell Translate Table
 $7E4200:$7E4600 - Cell Properties (Solid / Priority List)
 $7E4600:$7E5E00 - BG1 Cell Map (64x48)
 $7E5E00:$7E7600 - BG2 Cell Map (64x48)

 $7E9906 - Copy Address List for Download.

 $7E99A6 - BS Game Header, used for checksum
 $7E99D6 - Memory Pack Vendor Info

 $7E9A20:$7E9A33 - $218B Packet Status Units Download
 $7E9A34:$7E9BEB - $218C Packet Data Download
 $7E9BEC:$7EA1B9 - Channel Map Data
 $7EA1B9:$7EA21C - Welcome Message Data
 $7EA21D:$7EA31D - BS-X Town Status (Validated Data)
 $7EA31D:$7EA41D - BS-X Town Status (Download)

 $7FC000 - Data to copy.

Details

Everything seem to depend on bits.

7E0725

It changes the text to italic, bold, stuff like that.

 =#$01: Reversed color
 =#$02: Bold
 =#$04: Italic
 =#$08: Underline

7E1432

Data Types

 00 - Super Famicom Hour Data (Copy Type 05)
 01 - ??? (Copy Type 05)
 02 - Message of the Day (Copy Type 01)
 03 - Info (Copy Type 06)
 04 - Info (Copy Type 06)
 05 - Main Data (Copy Type 01)
 06 - ??? (Copy Type 01)
 07 - Data Copy (Copy Type 01)
 08 - ??? (Copy Type 01)
 09 - ??? (Copy Type 01)
 0A - ??? (Copy Type 01)
 0B - PSRAM Download (Copy Type 02)
 0C - ??? (Copy Type 00)
 0D - ???
 0E - Crash
 0F - ??? (Copy Type 02)
 10 - ??? (Copy Type 00)
 11 - ???
 12 - Direct Copy

7E9906

It's a list of 5 address to where the download should be copied.

 Offset - Description (Everything is Little Endian)
 0x1 - Data Type
 0x2 - 24-bit Copy Address
 0x5 - 24-bit? Unknown
 0x8 - 16-bit Check for "Super Famicom Hour"
 0xA - 16-bit Check for "Super Famicom Hour"
 0xC - Month
 0xD - Day
 (Add 0x10 for another address)

Exemples

 (Start Screen)
 00 - 7E9BEC - 105BB0 - 0124 - 0000 (SF Hour ID Copy)
 02 - 7EA1B9 - 105BB8 - 0101 - 0400 (MOTD)
 07 - 7FC000 - 105BBC - 0101 - 0700 (Copy)
 03 - 7EA31D - 105BC0 - 0101 - 0500 (Info)
 05 - 7FC000 - 105BC8 - 0101 - 0600 (Copy)

 (Town)
 04 - 7EA31D - 105BC4 - 0101 - 0500 (Info)
 02 - 7EA1B9 - 105BB8 - 0101 - 0400 (MOTD)
 07 - 7FC000 - 105BBC - 0101 - 0700 (Copy)
 03 - 7EA31D - 105BC0 - 0101 - 0500 (Info)
 05 - 7FC000 - 105BC8 - 0101 - 0600 (Copy)

$7E4200:$7E4600 - Cell Properties (Solid / Priority List)

 Each byte describes a different 16x16 cell (from 0x000 to 0x3FF).
	 The byte is broken down to bits:
	 00PSSSSS
	 P = Priority (Cell appears over the player)
	 S = Solid, in this ordering of 8x8 tile:
	      bit0: Top Left
	      bit1: Bottom Left
	      bit2: Top Right
	      bit3: Bottom Right
	      bit4: Diagonal