Cs5376a – Cirrus Logic CS5376A User Manual

Page 103

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CS5376A

DS612F4

103

Pin

Name

Pin

Number

Pin

Type

Pin

Description

JTAG port

TRST

1

Input

JTAG reset, active low.

Connect to GND if JTAG is not used.

TMS

2

Input

JTAG test mode select.

TCK

3

Input

JTAG clock input.

TDI

4

Input

JTAG data input.

TDO

5

Output

JTAG data output.

Test Bit Stream

TBSCLK

8

Output

Test bit stream clock output.

TBSDATA

9

Output

Test bit stream data output.

No Connect

DNC

10

N/A

Do not connect.

Modulator Interface

MCLK/2

12

Output

Modulator clock output, half rate.

MCLK

13

Output

Modulator clock output, full rate.

MSYNC

14

Output

Modulator sync output.

MDATA[4:1]

15, 17, 19, 21

Input

Modulator data inputs.

MFLAG[4:1]

16, 18, 20, 22

Input

Modulator flag inputs.

Serial Peripheral Interface 2

SI[4:1]

26, 27, 28, 29

Input

SPI 2 data inputs.

SO

30

Output

SPI 2 data output.

SCK2

31

Output

SPI 2 clock output.

General Purpose Input / Output

GPIO[0:4]:CS[0:4]

32, 33, 34,

35, 36

Input / Output

General Purpose I/O with SPI 2 chip selects.

GPIO[5:10]

37, 41, 42,

43, 44, 45

Input / Output

General Purpose I/O.

GPIO11:EECS

46

Input / Output

General Purpose I/O with boot EEPROM chip select.

Serial Peripheral Interface 1

SSO

47

Output

SPI 1 slave select output, active low.

SCK1

48

Input / Output

SPI 1 serial clock input / output.

SSI

49

Input

SPI 1 slave select input, active low.

MISO

50

Input / Output

SPI 1 data, master in / slave out.

Open drain output requiring a 10 k

Ω pull-up.

MOSI

51

Input / Output

SPI 1 data, master out / slave in.

SINT

52

Output

SPI 1 serial interrupt output, active low.

Reset Control

RESET

55

Input

Reset, active low.

BOOT

56

Input

Boot mode select.

Time Break

TIMEB

57

Input

Time break input.

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