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ST B-LCDAD-HDMI1 User Manual
ST B-LCDAD-HDMI1 User Manual

ST B-LCDAD-HDMI1 User Manual

Dsi to hdmi adapter board for stm32 development tools

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DSI to HDMI adapter board for STM32 Development Tools
Introduction
The DSI to HDMI adapter board (order code B-LCDAD-HDMI1) provides DSI input port and
HDMI output port. It can be used on STM32 evaluation boards or discovery boards, to
demonstrate video solutions based on STM32 MCUs.
Thanks to the bridge chip ADV7533, the DSI to HDMI adapter board can support
2-, 3- or 4-lanes DSI video input data, S/PDIF, 2-channels I
v1.3 output port.
The B-LCDAD-HDMI1 adapter board has the following features:
• Up to four lanes of MIPI/DSI data, each running up to 800 Mbps (video mode only: Non-
Burst mode with synchronization pulse)
• 2-channels I
• S/PDIF carries stereo LPCM audio or compressed audio
• HDMI output connector:
– Support of video resolutions with pixel clocks up to 80 MHz
– Support of CEC signals, 5 V-tolerant I
– Common-mode filters with ESD protection
June 2016
2
S transmit stereo up to 192 kHz sampling rate
Figure 1. DSI to HDMI adapter board
Pictures not contractual
DocID029197 Rev 1
User manual
2
S audio input data and HDMI
2
C and HPD I/Os
UM2048
Back side
Front side
1/12
www.st.com
1

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Summary of Contents for ST B-LCDAD-HDMI1

  • Page 1 DSI to HDMI adapter board for STM32 Development Tools Introduction The DSI to HDMI adapter board (order code B-LCDAD-HDMI1) provides DSI input port and HDMI output port. It can be used on STM32 evaluation boards or discovery boards, to demonstrate video solutions based on STM32 MCUs.
  • Page 2 Contents UM2048 Contents Hardware Layout and configuration ......5 Video and audio input connector ......6 Video input (MIPI DSI) signals .
  • Page 3 UM2048 List of tables List of tables Table 1. Video and audio input connector CN1 ......... 6 Table 2.
  • Page 4 List of figures UM2048 List of figures Figure 1. DSI to HDMI adapter board ..........1 Figure 2.
  • Page 5 UM2048 Hardware Layout and configuration Hardware Layout and configuration DSI to HDMI adapter board is designed around the ADV7533. Figure 2 illustrates the connections on DSI to HDMI adapter board and Figure 3 will help to locate these features on the actual evaluation board. Figure 2.
  • Page 6 Video and audio input connector UM2048 Video and audio input connector A male high speed connector CN1 on bottom side is used to implement DSI to HDMI adapter board on mother board. The 4-lane DSI video signals, audio (I S or S/PDIF) signals, CEC signals and control signals (I C bus, reset and interrupt signals) are on this connector.
  • Page 7 UM2048 Video and audio input connector Video input (MIPI DSI) signals 4-lane MIPI DSI signals are connected on DSI to HDMI adapter board as video input interface. This board supports 2-, 3- or 4-lane DSI video input data and each running up to 800 Mbps.
  • Page 8 HDMI output connector UM2048 HDMI output connector A standard HDMI output connector CN2 is implemented on DSI to HDMI adapter board. The output supports all video and graphics resolutions from 480i to 1080p at 30 Hz. Thanks to common-mode filter with ESD protection parts, HDMI output connector is complies with IEC 61000-4-2 level 4 standard.
  • Page 9 UM2048 There are two sources of CEC signal on HDMI output connector on DSI to HDMI adapter board. One source (Default setting) is from ADV7533 and its clock is from X1 on the board. The other source is from CN1 and mother board. Some PCB reworks should be done when using the second source shown in Table 3.
  • Page 10 Schematic Figure 4. Board schematic +1V8_CON V1P2 +3V3 +1V8 Open +1V8 +3V3 LD1117S18TR Closed Closed Vout V1P2 10uF 10uF 120[N/A] 10uF 10uF 10uF 10uF 10uF 10uF 100nF C10 100nF C11 100nF C12 100nF C13 100nF C14 100nF C15 100nF C16 100nF +3V3 C17 100nF ADV7533BCBZ-RL...
  • Page 11 UM2048 Revision history Revision history Table 4. Document revision history Date Revision Changes 09-Jun-2016 Initial release. DocID029197 Rev 1 11/12...
  • Page 12 ST products and/or to this document at any time without notice. Purchasers should obtain the latest relevant information on ST products before placing orders. ST products are sold pursuant to ST’s terms and conditions of sale in place at the time of order acknowledgement.