User's Manual
Table Of Contents
- 1 Features
- 2 Ordering information
- 3 Development environment
- 4 Conventions
- 5 Delivery recommendations
- 6 Hardware layout and configuration
- 6.1 Power supply management
- 6.2 Clocks
- 6.3 Reset sources
- 6.4 User buttons and LEDs
- 6.5 Physical input devices: buttons
- 6.6 Boot options
- 6.7 Embedded ST-LINK/V2-1
- 6.8 ETM TRACE Mictor-38 connector
- 6.9 JTAG connector
- 6.10 DDR3L
- 6.11 eMMC
- 6.12 NAND Flash memory
- 6.13 Quad-SPI NOR Flash memory
- 6.14 microSD card
- 6.15 Audio
- 6.16 DSI LCD
- 6.17 Camera
- 6.18 1 Gbps Ethernet
- 6.19 USB OTG HS
- 6.20 USB host
- 6.21 RS-232 port
- 6.22 CAN FD
- 6.23 Smartcard
- 6.24 ADC/DAC
- 6.25 I2C_EXT connector
- 6.26 MFX MCU
- 6.27 Motor control
- 6.28 GPIO 40-pin expansion connector
- 6.29 RGB LTDC connector
- 7 STM32MP157F-EV1 Evaluation board information
- Appendix B STM32MP157F-EV1 I/O assignment
- Appendix C Federal Communications Commission (FCC) and ISED Canada Compliance Statements
- Appendix D CE conformity
- Revision history
- Contents
- List of tables
- List of figures
6.15.4 Audio speaker out
The codec stereo speaker output is connected to a green 3.5 mm Speaker_out jack MB1262/CN4.
Figure 13. Audio jack connector MB1262/CN4
Table 23. Audio jack connector pinout
MB1262/CN4
Pin Board function
2 GND
3 GND
4 OUT_RIGHT
5 N/A
6 OUT_LEFT
7 N/A
6.15.5 SPDIF input and output
An RCA (white) connector MB1262/CN1 followed by an amplifier/filter stage is connected to the
STM32MP157F
AA1 SPDIF RX_IN.
The STM32MP157FAA1 SAI4_SDA port provides SPDIF_TX data to a RCA (yellow) connector MB1262/CN2.
UM2648
Audio
UM2648 - Rev 1
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