SM320C6201GLE datasheet(3/73 Pages) TI

3 / 73 page

SM320C6201, SMJ320C6201B

DIGITAL SIGNAL PROCESSORS

SGUS028A – NOVEMBER 1998 – REVISED JANUARY 1999

POST OFFICE BOX 1443

• HOUSTON, TEXAS 77251–1443

Signal Descriptions (Continued)

SIGNAL

TYPE†

DESCRIPTION

NAME

NO.

TYPE†

DESCRIPTION

HOST PORT INTERFACE (HPI)

HINT

O/Z

Host interrupt (from DSP to host)

HCNTL1

Host control – selects between control, address or data registers

HCNTL0

Host control – selects between control, address or data registers

HHWIL

Host halfword select – first or second halfword (not necessarily high or low order)

HBE1

Host byte select within word or half-word

HBE0

Host byte select within word or half-word

HR/W

Host read or write select

HD15

D11

HD14

B11

HD13

A11

HD12

HD11

D10

HD10

A10

HD9

C10

HD8

I/O/Z

Host port data (used for transfer of data address and control)

HD7

I/O/Z

Host port data (used for transfer of data, address and control)

HD6

HD5

HD4

HD3

HD2

HD1

HD0

HAS

Host address strobe

HCS

Host chip select

HDS1

Host data strobe 1

HDS2

Host data strobe 2

HRDY

Host ready (from DSP to host)

BOOT MODE

BOOTMODE4

B16

BOOTMODE3

G14

BOOTMODE2

F15

Boot mode

BOOTMODE1

C18

BOOTMODE0

D17

† I = Input, O = Output, Z = High Impedance, S = Supply Voltage, GND = Ground

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