SH7750_08 Datasheet, PDF (65/1162 Pages) Renesas Technology Corp – 32-Bit RISC Microcomputer

Figure 9.8 STATUS Output in Sleep → Manual Reset Sequence........................................... 280
Figure 9.9 STATUS Output in Deep Sleep → Interrupt Sequence ......................................... 281
Figure 9.10 STATUS Output in Deep Sleep → Power-On Reset Sequence ............................. 281
Figure 9.11 STATUS Output in Deep Sleep → Manual Reset Sequence ................................. 282
Figure 9.12 Hardware Standby Mode Timing (When CA = Low in Normal Operation) .......... 283
Figure 9.13 Hardware Standby Mode Timing (When CA = Low in WDT Operation) ............. 284
Figure 9.14 Timing When Power Other than VDD-RTC Is Off................................................ 285
Figure 9.15 Timing When VDD-RTC Power Is Off → On....................................................... 285
Section 10 Clock Oscillation Circuits
Figure 10.1 (1) Block Diagram of CPG (SH7750, SH7750S) ................................................... 289
Figure 10.1 (2) Block Diagram of CPG (SH7750R).................................................................. 290
Figure 10.2 Block Diagram of WDT ......................................................................................... 300
Figure 10.3 Writing to WTCNT and WTCSR........................................................................... 305
Figure 10.4 Points for Attention when Using Crystal Resonator............................................... 307
Figure 10.5 Points for Attention when Using PLL Oscillator Circuit ....................................... 308
Section 11 Realtime Clock (RTC)
Figure 11.1 Block Diagram of RTC .......................................................................................... 312
Figure 11.2 Examples of Time Setting Procedures.................................................................... 329
Figure 11.3 Examples of Time Reading Procedures.................................................................. 331
Figure 11.4 Example of Use of Alarm Function........................................................................ 332
Figure 11.5 Example of Crystal Oscillator Circuit Connection................................................. 334
Section 12 Timer Unit (TMU)
Figure 12.1 Block Diagram of TMU ......................................................................................... 338
Figure 12.2 Example of Count Operation Setting Procedure .................................................... 351
Figure 12.3 TCNT Auto-Reload Operation ............................................................................... 352
Figure 12.4 Count Timing when Operating on Internal Clock .................................................. 352
Figure 12.5 Count Timing when Operating on External Clock ................................................. 353
Figure 12.6 Count Timing when Operating on On-Chip RTC Output Clock............................ 353
Figure 12.7 Operation Timing when Using Input Capture Function ......................................... 354
Section 13 Bus State Controller (BSC)
Figure 13.1 Block Diagram of BSC........................................................................................... 359
Figure 13.2 Correspondence between Virtual Address Space and External Memory Space..... 365
Figure 13.3 External Memory Space Allocation ....................................................................... 367
Figure 13.4 Example of RDY Sampling Timing at which BCR4 Is Set
(Two Wait Cycles Are Inserted by WCR2)............................................................ 385
Figure 13.5 Writing to RTCSR, RTCNT, RTCOR, and RFCR................................................. 421
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