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7532/7536 Group User’s Manual
Fig. 2.3.6 Structure of Baud rate generator.............................................................................2-31
Fig. 2.3.7 Structure of Serial I/O2 control register.................................................................. 2-32
Fig. 2.3.8 Structure of Serial I/O2 register...............................................................................2-32
Fig. 2.3.9 Structure of Interrupt edge selection register ........................................................2-33
Fig. 2.3.10 Structure of Interrupt request register 1 ...............................................................2-33
Fig. 2.3.11 Structure of Interrupt control register 1 ................................................................2-34
Fig. 2.3.12 Serial I/O connection examples (1) .......................................................................2-35
Fig. 2.3.13 Serial I/O connection examples (2) .......................................................................2-36
Fig. 2.3.14 Serial I/O transfer data format ...............................................................................2-37
Fig. 2.3.15 Connection diagram .................................................................................................2-38
Fig. 2.3.16 Timing chart ..............................................................................................................2-38
Fig. 2.3.17 Registers setting relevant to transmission side...................................................2-39
Fig. 2.3.18 Transmission data setting of serial I/O2...............................................................2-40
Fig. 2.3.19 Registers setting relevant to reception side......................................................... 2-40
Fig. 2.3.20 Control procedure of transmission side ................................................................2-41
Fig. 2.3.21 Control procedure of reception side......................................................................2-42
Fig. 2.3.22 Connection diagram .................................................................................................2-43
Fig. 2.3.23 Timing chart ..............................................................................................................2-43
Fig. 2.3.24 Registers setting relevant to transmission side...................................................2-45
Fig. 2.3.25 Registers setting relevant to reception side......................................................... 2-46
Fig. 2.3.26 Control procedure of transmission side ................................................................2-47
Fig. 2.3.27 Control procedure of reception side......................................................................2-48
Fig. 2.3.28 Sequence of clearing serial I/O .............................................................................2-49
Fig. 2.4.1 Communication sequence of USB ........................................................................... 2-51
Fig. 2.4.2 Data structure of USB packet ..................................................................................2-52
Fig. 2.4.3 USB (L.S.) interface...................................................................................................2-55
Fig. 2.4.4 USB (L.S.) connection example ...............................................................................2-55
Fig. 2.4.5 Memory map of registers relevant to USB.............................................................2-56
Fig. 2.4.6 Description of the register structure ........................................................................2-57
Fig. 2.4.7 Register structures relevant to USB (1) .................................................................2-58
Fig. 2.4.8 Register structures relevant to USB (2) .................................................................2-59
Fig. 2.4.9 Register structures relevant to USB (3) .................................................................2-60
Fig. 2.4.10 Register structures relevant to USB (4) ...............................................................2-61
Fig. 2.4.11 Control method of control sequence .....................................................................2-62
Fig. 2.4.12 Timing chart of the transaction according to each token ..................................2-63
Fig. 2.4.13 USB interrupt processing example (OUT token) .................................................2-65
Fig. 2.4.14 USB interrupt processing example (IN token) .....................................................2-66
Fig. 2.4.15 Timing chart of each signal....................................................................................2-67
Fig. 2.4.16 Example for determination of resume interrupt ...................................................2-68
Fig. 2.4.17 Processing for width of SE0 signal .......................................................................2-68
Fig. 2.5.1 Memory map of registers relevant to A-D converter ............................................2-69
Fig. 2.5.2 Structure of A-D control register..............................................................................2-69
Fig. 2.5.3 Structure of A-D conversion register (high-order) .................................................2-70
Fig. 2.5.4 Structure of A-D conversion register (low-order)...................................................2-70
Fig. 2.5.6 Structure of Interrupt request register 1 .................................................................2-71
Fig. 2.5.5 Structure of Interrupt edge selection register ........................................................2-71
Fig. 2.5.7 Structure of Interrupt control register 1 .................................................................. 2-72
Fig. 2.5.8 Connection diagram ...................................................................................................2-73
Fig. 2.5.9 Relevant registers setting .........................................................................................2-73
Fig. 2.5.10 Control procedure for 8-bit read ............................................................................2-74
Fig. 2.5.11 Control procedure for 10-bit read ..........................................................................2-74
Fig. 2.6.1 Example of poweron reset circuit ............................................................................2-76
Fig. 2.6.2 RAM backup system ..................................................................................................2-76
List of figures