Texas Instruments SM320C6455-EP manual HCNTL0/PSTOP HCNTL1/PDEVSEL HHWIL/PCLK HPI16 only, Hpia

Models: SM320C6455-EP

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SM320C6455-EP FIXED-POINT DIGITAL SIGNAL PROCESSOR

SPRS462B – SEPTEMBER 2007 – REVISED JANUARY 2008

32

HD[15:0]/AD[15:0]

HD[31:16]/AD[31:16]

HCNTL0/PSTOP

HCNTL1/PDEVSEL

HHWIL/PCLK (HPI16 ONLY)

Data

Register Select

Half-Word

Select

HPI(A)

(Host-Port Interface)

Control

HAS/PPAR

HR/W/PCBE2

HCS/PPERR

HDS1/PSERR

HDS2/PCBE1

HRDY/PIRDY

HINT/PFRAME

CLKX1/GP[3]

FSX1/GP[11]

DX1/GP[9]

CLKR1/GP[0]

FSR1/GP[10]

DR1/GP[8]

CLKS (SHARED)

McBSP1

McBSP0

Transmit

Transmit

Receive

Receive

Clock

Clock

 

McBSPs

(Multichannel Buffered Serial Ports)(B)

CLKX0

FSX0

DX0

CLKR0

FSR0

DR0

I2C

SCL

SDA

A.These HPI pins are muxed with the PCI peripheral. By default, these pins function as HPI. When the HPI is enabled, the number of HPI pins used depends on the HPI configuration (HPI16 or HPI32). For more details on these muxed pins, see the Device Configuration section of this document.

B.These McBSP1 peripheral pins are muxed with the GPIO peripheral pins and by default these signals function as GPIO peripheral pins. For more details, see the Device Configuration section of this document.

Figure 2-9. HPI/McBSP/I2C Peripheral Signals

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Texas Instruments SM320C6455-EP manual HCNTL0/PSTOP HCNTL1/PDEVSEL HHWIL/PCLK HPI16 only, Hpia, CLKR1/GP0, Clks Shared