Figure 9-1.Parallel Host Interface - Lucent Technologies DSP1617 Information Manual

CHAPTER 9. PARALLEL HOST INTERFACE (PHIF) (DSP1611/18/27/28/29 ONLY)
9 Parallel Host Interface (PHIF) (DSP1611/18/27/28/29 Only) .......................................................................9-1
9.1 PHIF Operation ..................................................................................................................................9-2
Intel Mode, 16-Bit Read ......................................................................................................9-3
9.1.1
9.1.2 Intel Mode, 16-Bit Write ......................................................................................................9-4
9.1.3 Motorola Mode, 16-Bit Read ...............................................................................................9-5
9.1.4 Motorola Mode, 16-Bit Write ...............................................................................................9-6
9.1.5 8-Bit Transfers .....................................................................................................................9-7
9.1.6 Accessing the PSTAT Register ...........................................................................................9-7
9.2 Programmer Interface ........................................................................................................................9-8
9.2.1 phifc Register Settings .......................................................................................................9-8
9.2.2 Power Management ..........................................................................................................9-10
9.3 Interrupts and the PHIF ...................................................................................................................9-10
9.4 PHIF Pin Multiplexing.......................................................................................................................9-11
9.5 Overall Functional Timing ................................................................................................................9-12
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