M1543C Description
M1543C South Bridge Pentium/Pentium II Chip Set with Super I/O & FIR Version 1.00 Acer Laboratories Inc. --Preliminary, Confidential, Proprietary-- M1543C : PCI-ISA Bus Bridge with Super I/O & Fast IR M1543C.
M1543C Key Features
- Supports PCI Master and Slave Interface
- Supports PCI Master and Slave Initiated
- Concurrent PCI Architecture
- PCI spec. 2.1 pliant (Delayed Transaction &
- 8-byte Bi-directional Line Buffers for DMA/ISA Memory Read/Write Cycles to PCI Bus
- 32-bit Posted Write Buffer for PCI Memory Write and I/O Data Write (for Sound Card) to ISA Bus
- Up to 8 PCI Interrupts Routing
- Level to Edge Trigger Transfer
- Provides 7 Programmable Channels, 4 for 8-bit Data Size, 3 for 16-bit Data Size
- 32-bit Addressability