MIPI D-PHY physical interface. MIPI D-PHY supports unidirectional HS (High Speed) mode and Bidirectional LP (Low Power) mode. For the application of CMOS sensor bridge, we will only need the MIPI D-PHY receiver (RX) on the FPGA receive interface, which allows the bridge to receive HS data on one clock lane and up to four data lanes.
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CrossLink has two hardened MIPI IPs on the top side of the chip, and has dedicated IO associated with harded IP. Regard to MIPI D-PHY interface implementation, on the receiver side it has hardened IP offering as well as soft IP offering, but on the transmitter side it only offers hardened IP implemtation.
7. MIPI Data Rate Calculation This section shows the calculations of the maximum data rate that can be achieved on Lattice FPGA products. The values are based on data sheet specification of DDRX2/X4/X8 with clock and data center-aligned. These are MIPI Alliance Specification compliant with ±0.15 UI setup/hold window on the receiver at ≤1 Gbps and ±0.15 UI skew...
Table 7.3 lists the selection of MIPI D-PHY Lane number and Line rate versus the Total Data Rate required by each video format. For clarity, this Matrix table only chooses three common resolutions and the major color depths as examples. The lane number and line rate for other video formats can be calculated using the equations listed in Bandwidth and Data Rate section.
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