SPRUIT0B December   2019  – October 2025

 

  1.   1
  2.   Abstract
  3.   Trademarks
  4.   4
  5. 1Introduction
    1. 1.1 Key Features
  6. 2Infotainment Expansion Board Overview
    1. 2.1 Infotainment Expansion Board Identification
    2. 2.2 Infotainment Expansion Board Component Identification
  7. 3Infotainment Expansion Board - User Setup/Configuration
    1. 3.1 Interfacing Infotainment Expansion Board With CP Board
      1. 3.1.1 Board Assembly Procedures
    2. 3.2 Power Requirements
    3. 3.3 EVM Reset/Interrupt Push Buttons
    4. 3.4 EVM Configuration DIP Switch
  8. 4Infotainment Expansion Board Hardware Architecture
    1. 4.1  Infotainment Expansion Board Hardware Top Level Diagram
    2. 4.2  Expansion Connectors
    3. 4.3  Board ID EEPROM
    4. 4.4  Audio Codec Interface
      1. 4.4.1 Port Mapping
    5. 4.5  FPD link De-Serializer Interface (Audio)
    6. 4.6  DIR Interface
    7. 4.7  DIT Interface
    8. 4.8  Legacy Audio/JAMR3 Connectors
    9. 4.9  VIN/VOUT Mux Selection
    10. 4.10 HDMI Interface Bridge
    11. 4.11 FPD Link Display Serializer Interface
    12. 4.12 Parallel Camera Interface
      1. 4.12.1 Camera Clock
      2. 4.12.2 LI Camera Module Connector
      3. 4.12.3 OV Camera Module Connector
  9. 5Jacinto7 EVM Interface/IO Mapping
    1. 5.1 Interface Mapping
    2. 5.2 Infotainment Board GPIO Mapping
    3. 5.3 I2C Address Mapping
  10. 6Revision History

5.1 Interface Mapping

J721E EVM interface mapping on infotainment expansion is provided in Table 5-1.

Table 5-1 Interface Mapping
INFO PeripheralINFO InterfaceJ721E Connectivity
Audio Codec – A (U32)McASP0 Port
(Net name MCASP0_AXR[6:0]*)		McASP0
Audio Codec – B (U19)McASP0 Port
(Net name MCASP0_AXR[13:7]*)		McASP0
FPD Link III Serializer (Display) (U8)VOUT0 Port
(Net name VOUT0_DATA_*)		VOUT0
FPD Link III De-Serializer (Audio) (U2)McASP1
(Net name MCASP1_AXR_*, UB926_I2S_*)		McASP1
McASP6
Digital Audio Interface Receiver (U45,J8,MOD1)McASP6
(Net name MCASP6_AXR_*)		McASP6
Digital Audio Interface Transmit (J9)McASP2
(Net name MCASP2_AXR0)		McASP2
Parallel Camera (OV/LI) (J3 & J6)VPFE0
(Net name VPFE0_DATA_*)		(see mux selection)
VPFE0 or UB921_DIN or HDMI1_DATA
HDMI Transmitter (U41)VOUT0
(Net name HDMI1_DATA_*)		(see mux selection)
VPFE0 or UB921_DIN or HDMI1_DATA
Config EEPROM(U30)I2C0 (Net name WKUP_I2C0_*)WKUP_I2C0
Legacy Audio/JAMR3 Interface (J14 , J17 & J20)McASP11
(Net name MCASP11_AXR_*)		McASP11