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PI2Media PI2AES

Hardware Reference Manual – P0.1 - 3/27/2019

PAGE 13

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8

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TOP SIDE CONNECTORS

TOP SIDE CONNECTORS

TOP SIDE CONNECTORS

TOP SIDE CONNECTORS

8.1

OVERVIEW

This section provides the type, location and pinout for the various connectors on the
PI2AES. Top View and Front View are shown in the following 3D renders.

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Содержание Pi 2 Media PI2AES

Страница 1: ...PI2Media PI2AES Hardware Reference Manual P0 1 3 27 2019 PAGE 1 Pi Pi Pi Pi 2 2 2 2 Media Media Media Media PI2AES Digital Pro Audio Hat Hardware Reference Manual 2017 PI 2 Design...

Страница 2: ...tware 12 7 1 Overview 12 8 Top Side Connectors 13 8 1 Overview 13 8 2 J1 DC Jack 16 8 3 P1 40 Pin GPIO Header 16 8 4 P2 I2S Expansion Header 16 8 1 P3 XLR Balanced Output 17 8 2 P4 I2S Over HDMI 17 8...

Страница 3: ...proper temperature humidity radiation atmosphere and voltage standard commercial environment 0C to 70C 60 RH Any Product that has been modified without the express prior written consent of Pi 2 Desig...

Страница 4: ...IFICATIONS 2 1 PI2AES OPERATING SPECIFICATIONS The PI2AES conforms to the following specifications Specification Value Dimensions 85mm x 56 5mm Weight 10g Storage Temperature 20C to 85C Operating Temp...

Страница 5: ...ptical Transmitter Drives Consumer Level DAC and AVR BALANCED OUTPUT An RS 422 Transmitter coupled with a 1 1 Isolation Transformer allows the transmission of balanced audio data via the Professional...

Страница 6: ...Slave Mode Raspberry Pi or Clone w 40 PIN GPIO Header 5V AP1155 LDO WM8804 24 Bit SPDIF Transmitter Master Mode I2S OUPUT I2C CONTROL Clock Select NDK NZ2520SD 22 792Mhz RCA 2 5MM DC Jack 5V 5A Switc...

Страница 7: ...2C Address Description I2C 0x3B WM8804 SPDIF Transmitter Table 2 PI2AES I2C Bus Devices 4 1 WM8804 SPDIF TRANSMITTER At the core of the PI2AES is the Cirrus Logic WM8804 AES Digital Audio Transmitter...

Страница 8: ...critical timing signals for the WM8804 They are selected via Raspberry PI GPIO5 22 5792Mhz and GPIO6 24 576Mhz 4 3 RS 422 DIFFERENTIAL TRANSMITTER An RS 422 Differential Transmitter accepts the SPDIF...

Страница 9: ...DIR AF PUP PDN PI2AES Name Description Notes 1 RPi 3 3V Unused 2 5V 5V Power to from the RPi 3 I O Y PUP I2C_SDA I2C Bus Data 4 5V 5V Power to from the RPi 5 OUT Y PUP I2C_SCL I2C Bus Clock 6 GND 7 O...

Страница 10: ...35 IN Y LRCLK I2S Left Right Clock from WM8804 36 GPIO16 Unused 37 GPIO26 Unused 38 GPIO20 Unused 39 GND 40 OUT Y SDOUT Pi I2S Serial Audio Data Out Table 4 CPU GPIO Pin Assignments 5 1 1 RPI GPIO NO...

Страница 11: ...ircuit insures proper operation when jumper W2 is installed while power is applied via J1 AND from the Pi P1 simultaneously See the below block diagram for a simplified view of the PI2AES power TPS545...

Страница 12: ...erfaced on the PI2AES both internal and external to the RPi it is necessary to initialize a large number of CPU registers and external devices before correct operation can begin These values and their...

Страница 13: ...E 13 8 8 8 8 TOP SIDE CONNECTORS TOP SIDE CONNECTORS TOP SIDE CONNECTORS TOP SIDE CONNECTORS 8 1 OVERVIEW This section provides the type location and pinout for the various connectors on the PI2AES To...

Страница 14: ...PI2AES Hardware Reference Manual P0 1 3 27 2019 PAGE 14 Figure 3 PI2AES Top View J3 P3 BALANCED AES XLR U9 RCA COAX AND OPTO J1 2 5MM DC JACK P4 I2S OVER HDMI P3 I2S EXPANSION HEADER W1 W2 HEA D1 PIN...

Страница 15: ...PI2Media PI2AES Hardware Reference Manual P0 1 3 27 2019 PAGE 15 Figure 4 PI2AES Front View shown mounted on Raspberry Pi U9 OPTO U9 COAX D1 44 1K 48K PWR P3 AES BALANCED...

Страница 16: ...GPIO HEADER This is a standard 40 Pin 1 Dual Row Female Header It is designed to accept a Raspberry Pi single board and conforms to the standard Raspberry Pi 40 Pin GPIO Header pinout 8 4 P2 I2S EXPAN...

Страница 17: ...der Pinout 8 1 P3 XLR BALANCED OUTPUT P3 is a 3 Pin XLR Connector This 100 ohm connector carries the balanced digital audio output 8 2 P4 I2S OVER HDMI P4 is a standard HDMI Connector that carries the...

Страница 18: ...2S Master Clock Minus 13 NC No Connect No Connect 14 NC No Connect No Connect 15 SDA I2C Data I2C Data 16 SCL I2C Clock I2C Clock 17 GND Ground Ground 18 5V 5V from Jumper W1 5V from Jumper W1 19 NC N...

Страница 19: ...Hardware Reference Manual P0 1 3 27 2019 PAGE 19 9 9 9 9 DOCUMENT REVISIONS DOCUMENT REVISIONS DOCUMENT REVISIONS DOCUMENT REVISIONS Date Revision Change 03 26 2019 P0 1 Preliminary Release Table 7 Do...

Страница 20: ...PI2Media PI2AES Hardware Reference Manual P0 1 3 27 2019 PAGE 20 10 10 10 10 ERRATA ERRATA ERRATA ERRATA 10 1 OVERVIEW There are currently no known errata for the PI2AES Rev P1...

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