STLC1502 Просмотр технического описания (PDF) - STMicroelectronics

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STLC1502

VOICE OVER IP PROCESSOR

STMicroelectronics 

STLC1502

Pin

Pin Name

Pin Description/Note

Pin

Drive

Pin

Type

14

gpio3_r4_hpidata3

GPIO[3] or keypad matrix row 4 or 4mA

I/O

Hpidata[3]

15

gpio4_r5_hpidata4

GPIO[4] or keypad matrix row 5 or 4mA

I/O

Hpidata[4]

16

gpio5_r6_hpidata5

GPIO[5] or keypad matrix row 6 or 4mA

I/O

Hpidata[5]

17

gpio6_c1_hpidata6

GPIO[6] or keypad matrix col 1 or 2mA

I/O

Hpidata[6]

18

gpio7_c2_hpidata7

GPIO[7] or keypad matrix col 2 or 2mA

I/O

Hpidata[7]

19

gpio8_c3_hpiadr0

GPIO[8] or keypad matrix col 3 or 2mA

I/O

Hpiadr[0]

20

gpio9_c4_hpiadr1

GPIO[9] or keypad matrix col 4 or 2mA

I/O

Hpiadr[1]

23

gpio10_c5_hpiadr2

GPIO[10] or keypad matrix col 5 or 2mA

I/O

Hpiadr[2]

24

gpio11_c6_hpiclk

GPIO[11] or keypad matrix col 6 or 2mA

I/O

Hpiclk input

25

gpio12_dreq

GPIO[12] or Dma input request

2mA

I/O

(software selection)

26

gpio13_dack

GPIO[13] or Dma output

2mA

I/O

acknowledge (software selection)

27

gpio14_hpics_d950idle

GPIO[14] or Hpi Chip Select

2mA

I/O

(active low) or D950 emulator

output idle state

28

gpio15_hpias_d950snap GPIO[15] or Hpi Address Strobe 2mA

I/O

(active low) or D950 snap output

sate

29

gpio16_hpirw_treqb

GPIO[16] or Hpi Read (active

2mA

I/O

high) Write (active low) strobe or

Tic request B input. The Tic mode

is forced selecting the proper test

configuration through testsel[3..0]

pin

30

gpio17_hpiint_tack

GPIO[17] or Hpi Interrupt out or

2mA

I/O

Tic acknowledge output. The Tic

mode is forced selecting the

proper test configuration through

testsel[3..0] pin

33

gpio18_irq1

GPIO[18] and External interrupt 2mA

I/O

input 1

9/81

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