ymf754 ETC-unknow, ymf754 Datasheet - Page 9

• Manufacturer Part Number: ymf754
• Description: Ds-1e
• Manufacturer: ETC-unknow

1. PCI INTERFACE
YMF754
1-1. PCI Bus Command
1-1-1. Target Device Mode
1-1-2. Master Device Mode
DS-1E supports the PCI bus interface and complies to PCI revision 2.2.
DS-1E supports the following PCI Bus commands.
DS-1E does not assert DEVSEL# when accessed with commands that are indicated as (not supported) or
reserved.
When DS-1E becomes a Master Device, it generates only memory write and read cycle commands.
FUNCTION OVERVIEW
C/BE[3:0]#
C/BE[3:0]#
0
0
0
0
0
0
0
0
1
1
1
1
1
1
1
1
0
0
0
0
0
0
1
1
1
1
0
0
0
0
1
1
1
1
1
1
0
0
1
1
0
0
1
1
0
0
1
1
0
0
1
1
1
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
Command
Interrupt Acknowledge (not support)
Special Cycle (not support)
I/O Read
I/O Write
reserved
reserved
Memory Read
Memory Write
reserved
reserved
Configuration Read
Configuration Write
Memory Read Multiple (alias to memory read)
Dual Address Cycle (not support)
Memory Read Line (alias to memory read)
Memory Write and Invalidate (alias to memory write)
Command
Memory Read
Memory Write
-9-
June 28, 1999