ST STM32L4+ Series Reference Manual page 925

RM0432
30.3 DSI Host main features
• Compliant with MIPI
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Interface with MIPI
• Supports all commands defined in the MIPI
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Supports up to two D-PHY data lanes
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Bidirectional communication and escape mode support through data lane 0
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Supports non-continuous clock in D-PHY clock lane for additional power saving
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Supports Ultra Low-Power mode with PLL disabled
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ECC and Checksum capabilities
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Support for End of Transmission Packet (EoTp)
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Fault recovery schemes
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Configurable selection of system interfaces:
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Video mode interfaces features:
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• Adapted interface features:
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• Video mode pattern generator:
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DSI Host (DSIHOST) applied to STM32L4R9xx and STM32L4S9xx only
®
Alliance standards (see
®
D-PHY
Transmission of all Command mode packets through the APB interface
Transmission of commands in Low-Power and High-Speed during Video mode
AMBA APB for control and optional support for Generic and DCS commands
Video mode interface through LTDC
Adapted Command mode interface through LTDC
Independently programmable virtual channel Id in Video mode, Adapted
Command mode and APB slave
LTDC interface color coding mappings into 24-bit interface:
•16-bit RGB, configurations 1, 2, and 3
•18-bit RGB, configurations 1 and 2
•24-bit RGB
Programmable polarity of all LTDC interface signals
Extended resolutions beyond the DPI standard maximum resolution of 800x480
pixels:
Maximum resolution is limited by available DSI physical link bandwidth:
•Number of lanes:2
•Maximum speed per lane: 500 Mbps
•See examples in
Support for sending large amounts of data through the memory_write_start (WMS)
and memory_write_continue (WMC) DCS commands
LTDC interface color coding mappings into 24-bit interface:
•16-bit RGB, configurations 1, 2, and 3
•18-bit RGB, configurations 1 and 2
•24-bit RGB
Vertical and horizontal color bar generation without LTDC stimuli
BER pattern without LTDC stimuli
Section 30.2: Standard and
®
Alliance specification for DCS:
Section 30.4.2: Supported resolutions and frame rates
RM0432 Rev 6
references)
925/2301
1044