Application Note
AN_329 User Guide For LibFT4222
Version 1.5
Document Reference No.: FT_001060 Clearance No.: FTDI#406
75
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Appendix C – List of Tables & Figures
List of Tables
Table 2.1 Chip Mode and Device Functions ............................................................................. 8
List of Figures
Figure 1.1 The Software Stack .............................................................................................. 4
Figure 1.2 Mode 0: FT4222H works as SPI master (Quad Mode) ............................................... 6
Figure 1.3 Mode 0: FT4222H works as I
2
C Master ................................................................... 6
Figure 1.4 Mode 2: FT4222H works as SPI Master ................................................................... 7
Figure 3.1 SPI full duplex communication ............................................................................. 29
Figure 3.2 Dual SPI communications ................................................................................... 31
Figure 3.3 Quad SPI communication .................................................................................... 32
Figure 3.4 SPI Slave Protocol Format ................................................................................... 34
Figure 3.5 SPI Master Transfer Request ............................................................................... 35
Figure 3.6 An example of the SPI slave responding with ACK .................................................. 35
Figure 3.7 An example of when the SPI master doesn’t receive ACK ........................................ 35
Figure 3.8 Slave sends transfer request ............................................................................... 36
Figure 3.9 SPI Master Transfer Request (NO ACK) ................................................................. 36
Figure 3.10 Slave sends transfer request (NO ACK) ............................................................... 36