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MX93AUD-HAT-UM
MX93AUD-HAT Board User Manual
Rev. 1 — 14 April 2023
Document Information
Information
Keywords
Abstract
Content
MX93AUD-HAT-UM, i.MX 93
The MX93AUD-HAT is an entry level audio evaluation platform that is fully compatible with the
MCIMX93-EVK. It includes a multi-channel codec, S/PDIF, and microphone interfaces. This
document supports Board Revision A and B.
User manual
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Table of Contents
Related Manuals for NXP Semiconductors MX93AUD-HAT-UM
Summary of Contents for NXP Semiconductors MX93AUD-HAT-UM
- Page 1 Document Information Information Content Keywords MX93AUD-HAT-UM, i.MX 93 Abstract The MX93AUD-HAT is an entry level audio evaluation platform that is fully compatible with the MCIMX93-EVK. It includes a multi-channel codec, S/PDIF, and microphone interfaces. This document supports Board Revision A and B.
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Page 2: Mx93Aud-Hat Overview
MX93AUD-HAT-UM NXP Semiconductors MX93AUD-HAT Board User Manual 1 MX93AUD-HAT Overview The MX93AUD-HAT is an entry level audio evaluation platform that is fully compatible with the MCIMX93-EVK. It includes a multi-channel codec, S/PDIF, and microphone interfaces. For further information about MX93AUD-HAT, see http://www.nxp.com/. -
Page 3: Block Diagram
MX93AUD-HAT-UM NXP Semiconductors MX93AUD-HAT Board User Manual Table 3. Board kit contents Item Quantity MX93AUD-HAT Jumper sockets (installed) 1.4 Block diagram The following figure shows the block diagram of the MX93AUD-HAT board. S/PDIF RX 2X20pins S/PDIF 2.54mm pitch Buff S/PDIF TX... - Page 4 MX93AUD-HAT-UM NXP Semiconductors MX93AUD-HAT Board User Manual RCA connector (J3) LINE OUT connectors TOSLINK connector (J16) (J10, J12, J13, J11) DMIC connector (J21) TOSLINK connector (J17) LINE IN connectors (J9, J8) RCA connector (J5) AMIC connectors (J7, J6) Figure 2. MX93AUD-HAT top-side view The following figure shows the bottom side of the board, and highlights the connector available on bottom side of the board.
- Page 5 MX93AUD-HAT-UM NXP Semiconductors MX93AUD-HAT Board User Manual AUDIO HAT connector (J20) Figure 3. MX93AUD-HAT bottom-side view The following figure shows the top side of the board, and highlights the jumpers and LEDs available on the board (seeSection 1.8 Section 1.9 for detail).
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Page 6: Board Features
MX93AUD-HAT-UM NXP Semiconductors MX93AUD-HAT Board User Manual 5V power control (J1) S/PDIF transmit (J15) 3V3 path selection (J4) 3V3 LDO power control (J2) S/PDIF receiver (J18) Figure 4. MX93AUD-HAT jumpers and LED 1.6 Board features The table below lists the features of MX93AUD-HAT board. -
Page 7: Audio Hat Connector
MX93AUD-HAT-UM NXP Semiconductors MX93AUD-HAT Board User Manual Table 5. Connectors Part identifier Connector type Description 2x20-pin connector Audio Hat connector. It is 2.54 mm pitch, female connector, responsible for communication with motherboard, such as MCIMX93-EVK and so on. See Section 1.7.1 for more detail. - Page 8 MX93AUD-HAT-UM NXP Semiconductors MX93AUD-HAT Board User Manual P3V3 DC_I2C_SDA DC_I2C_SCL PDM_CLOCK DC_I2S1_RX_BCLK DC_I2S1_MCLK PUSHBUTTON_INT SPDIF_OUT SPDIF_IN DC_INT P3V3 DC_RESET DC_GPIO1 MIC_MUTE_INT PDM_BITSTREAM_0 PDM_BITSTREAM_2 PDM_BITSTREAM_1 PDM_BITSTREAM_3 DC_I2S1_TX_BCLK DC_I2S1_RX_SYNC DC_I2S1_RX_D0 DC_I2S1_TX_SYNC DC_I2S1_TX_D0 Figure 5. Audio Hat connector (J20) Table 6 describes the pin description of the J20 connector. All signals are grouped by functions and their directions are mentioned with respect to MX93AUD-HAT board.
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Page 9: Jumpers
MX93AUD-HAT-UM NXP Semiconductors MX93AUD-HAT Board User Manual Table 6. Audio Hat connector pin description with GPIO mapping Pin Name GPIO Mapping Voltage Description Number DC_I2C_SDA GPIO2_I2C4.SDA C bus DC_I2C_SCL GPIO3_I2C4.SCL PDM_CLOCK GPIO4 PDM interface for 8MIC-RPI-MX8 board PDM_BITSTREAM_0 GPIO5 PDM_BITSTREAM_1 GPIO6... -
Page 10: Led
MX93AUD-HAT-UM NXP Semiconductors MX93AUD-HAT Board User Manual Table 7. Jumper Description ...continued Part identifier Jumper type Name/Function Settings • Shorted: Connect 5 V power supply from the motherboard to the MX93AUD-HAT board [Default setting] • Open: Disconnect 3.3 V LDO U1 input path... -
Page 11: Function Description
MX93AUD-HAT-UM NXP Semiconductors MX93AUD-HAT Board User Manual 2 Function Description This chapter describes the features and different interfaces of MX93AUD-HAT board. 2.1 Power Two types of power supply paths are available on the MX93AUD-HAT board. • For the first power supply path, source is motherboard that provides 5 V power to the board. The DC_GPIO1 signal controls the 5 V supply to either ON or OFF. -
Page 12: I2S
MX93AUD-HAT-UM NXP Semiconductors MX93AUD-HAT Board User Manual Figure 7. I2C Read Timing 2.4 I2S S (Inter-IC Sound) provides audio processing feature. It is an electrical serial bus interface standard used for connecting digital audio devices together. The ADC and DAC serial ports of the audio codec CS42448 available on this board support the I²S, Left-Justified, Right-Justified, One-Line Mode (OLM), and TDM digital interface... -
Page 13: Board Errata
MX93AUD-HAT-UM NXP Semiconductors MX93AUD-HAT Board User Manual 3 Board Errata None MX93AUD-HAT-UM All information provided in this document is subject to legal disclaimers. © 2023 NXP B.V. All rights reserved. User manual Rev. 1 — 14 April 2023 13 / 17... -
Page 14: Revision History
MX93AUD-HAT-UM NXP Semiconductors MX93AUD-HAT Board User Manual 4 Revision history The following table summarizes revisions to this document. Table 9. Revision history Revision Date Topic cross-reference Description 14 April 2023 Initial public release MX93AUD-HAT-UM All information provided in this document is subject to legal disclaimers. -
Page 15: Legal Information
NXP Semiconductors. In the event that customer uses the product for design-in and use in In no event shall NXP Semiconductors be liable for any indirect, incidental, automotive applications to automotive specifications and standards, punitive, special or consequential damages (including - without limitation - customer (a) shall use the product without NXP Semiconductors’... - Page 16 MX93AUD-HAT-UM NXP Semiconductors MX93AUD-HAT Board User Manual AMBA, Arm, Arm7, Arm7TDMI, Arm9, Arm11, Artisan, big.LITTLE, i.MX — is a trademark of NXP B.V. Cordio, CoreLink, CoreSight, Cortex, DesignStart, DynamIQ, Jazelle, Keil, Mali, Mbed, Mbed Enabled, NEON, POP, RealView, SecurCore, Socrates, Thumb, TrustZone, ULINK, ULINK2, ULINK-ME, ULINK- PLUS, ULINKpro, μVision, Versatile —...
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Page 17: Table Of Contents
Please be aware that important notices concerning this document and the product(s) described herein, have been included in section 'Legal information'. © 2023 NXP B.V. All rights reserved. For more information, please visit: http://www.nxp.com Date of release: 14 April 2023 Document identifier: MX93AUD-HAT-UM...
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