Installation and set-up
0
Control of SmartMedia and PLL
Bit 0: SmartMedia nCS signal
Bit 1: SmartMedia CLE signal
Bit 2: SmartMedia ALE signal
Bit 3: Disable SmartMedia state machine
Bit 4: Not used (Write 0)
Bit 5: Not used (Write 0)
Bit 6: PLL clock pin (I
2
C bus)
Bit 7: PLL data pin (I
2
C bus 1 = Tristate (input) 0=0)
1
Read status Register
Bit 0: Master FPGA DONE signal
Bit 1: (not used; undefined)
Bit 2: FPGA nINIT signal
Bit 3: SmartMedia nBUSY signal
Bit 4: SmartMedia Detect (1 = SmartMedia inserted)
Bit 5: SmartMedia not Write Protect
Bit 6: SmartMedia state machine disable status
Bit 7: PLL data line (I
2
C bus)
2
Data bus access of the SmartMedia
3
Upper byte of Block address for the SmartMedia (only the lower 5 bits are used)
4
Lower byte of Block address for the SmartMedia
5
Read from this address to start reprogramming of the FPGA from
SmartMedia
4.3.4 CPLD / parallel port interface
The RC200 CPLD supports an EPP (Enhanced Parallel Port) interface.
The parallel port is connected to the CPLD on the following pins:
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