PM8172 Description
PM8172 System Controller .. Released PM8172 System Controller.
PM8172 Key Features
- Supports Flash memory area up to 64 Mbytes, with 8-bit, 16-bit, and 32-bit data access capability
- Supports a ROM area size up to 4 Mbytes, with 8-bit, 16-bit, and 32-bit data access capability
- Supports a maximum of 12 chip-select signals
- Shared with a 68K-like peripheral bus
- Provides a PCI arbiter that supports up to five individual bus master devices
- Supports 33 MHz bus frequency
- Provides a 32-bit data bus interface
- Supports a maskable interrupt to the CPU and a non-maskable interrupt to the CPU for severe events
- The priority order of interrupt request lines can be assigned by software
- Module interrupts can be masked on/off independently by setting the corresponding mask registers