Release BIOS File name :0728sj.ROM CheckSum : Release date :1998/7/28 ECN : 1. modify VGA BIOS to V1.01a 2. modify AGP BUS CLOCK to 66MHz Release BIOS File name :0729SJ.ROM Check Sum : Release date :1998/7/29 ECN : 1. Modify 5600 register 83H bit 0 set to 0 (disable memory post write Control ) fix soft reset ( Keyboard reset ). Release BIOS File name :0731sjvh.rom CheckSum : Release date :1998/7/31 ECN : 1. modify 5600 register 52H bit 7 set to 1 (Enable page miss function) fix IDE DMA fail problem. 2. modify 5600 register 53h bit [5:3] set 1 3. modify 5600 register 57h bit 1 set 1 Release BIOS File name :0803s.rom CheckSum :7926H Release date :1998/8/3 ECN :SNG-980081 1. modify 5600 register 64H bit 5 set to 1 fix Reset fail problem. 2. modify APM Disable Problem. 3. VGA BIOS is V1.20d. Release BIOS File name :0803SS.rom CheckSum :H Release date :1998/8/3 ECN : 1. modify 5600 register 64H bit 5 set to 1 fix Reset fail problem. 2. modify APM Disable Problem. 3. VGA BIOS is V1.20d. 4. Set APG and CPU CLOCK is Synchronous mode. Release BIOS File name :0810S.rom CheckSum :7134H Release date :1998/8/10 ECN : Release BIOS File name :0812S.rom CheckSum :H Release date :1998/8/12 ECN : 1. I2C move to debug code 05H 2. register 64h = 39H 3. VGA BIOS is V1.20D Release BIOS File name :0814S.rom CheckSum :H Release date :1998/8/14 ECN : 1. I2C move to debug code 05H 2. register 64h = 39H 3. VGA BIOS is V1.21B Release BIOS File name :0821SWT.rom CheckSum :D088H Release date :1998/8/21 ECN : 1.Write Through Mode. 2.AGP 66MHz. 3.VGA BIOS V1.20d. 4.debug code 24H Reset Release BIOS File name :0903S.rom CheckSum :50AFH Release date :1998/9/03 ECN : 1. chang to 5600 B2 chipset 2. VBIOS is 1.21B Release BIOS File name :0909S.rom CheckSum :9A41FH Release date :1998/9/9 ECN :SNG-980094 1. modify Memory Buffer Strength and Current to 16mA (reg 5a set to FF) Release BIOS File name :0914S.rom CheckSum :7A9CH Release date :1998/9/14 ECN :SNG-9800XX Release BIOS File name :1208S.rom CheckSum :51BEH Release date :1998/12/08 ECN :SNG-9800XX 1. add support Cpu table upto PII-550Mhz 2. Chnag VGA BIOS to 1.23f