Renesas H8S/2111B User Manual

Page 25

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Rev. 1.00, 05/04, page xxv of xxxiv

Figure 10.13 Timing of Input Capture Signal

(Input capture signal is input during TICRR and TICRF read) ............................. 213

Figure 10.14 Conflict between TCNT Write and Clear.............................................................. 216

Figure 10.15 Conflict between TCNT Write and Count-Up....................................................... 216

Figure 10.16 Conflict between TCOR Write and Compare-Match ............................................ 217

Section 11 Watchdog Timer (WDT)

Figure 11.1 Block Diagram of WDT .......................................................................................... 222

Figure 11.2 Watchdog Timer Mode (RST/

NMI = 1) Operation................................................. 228

Figure 11.3 Interval Timer Mode Operation............................................................................... 229

Figure 11.4 OVF Flag Set Timing .............................................................................................. 229

Figure 11.5 Output Timing of

RESO signal ............................................................................... 230

Figure 11.6 Writing to TCNT and TCSR (WDT_0)................................................................... 231

Figure 11.7 Conflict between TCNT Write and Increment ........................................................ 232

Figure 11.8 Sample Circuit for Resetting System by

RESO Signal ........................................... 233

Section 12 Serial Communication Interface (SCI)

Figure 12.1 Block Diagram of SCI............................................................................................. 236

Figure 12.2 Data Format in Asynchronous Communication

(Example with 8-Bit Data, Parity, Two Stop Bits) ................................................. 249

Figure 12.3 Receive Data Sampling Timing in Asynchronous Mode ........................................ 251

Figure 12.4 Relation between Output Clock and Transmit Data Phase

(Asynchronous Mode) ............................................................................................ 252

Figure 12.5 Sample SCI Initialization Flowchart ....................................................................... 253

Figure 12.6 Example of SCI Transmit Operation in Asynchronous Mode

(Example with 8-Bit Data, Parity, One Stop Bit).................................................... 254

Figure 12.7 Sample Serial Transmission Flowchart ................................................................... 255

Figure 12.8 Example of SCI Receive Operation in Asynchronous Mode

(Example with 8-Bit Data, Parity, One Stop Bit).................................................... 256

Figure 12.9 Sample Serial Reception Flowchart (1)................................................................... 257

Figure 12.9 Sample Serial Reception Flowchart (2)................................................................... 258

Figure 12.10 Example of Communication Using Multiprocessor Format

(Transmission of Data H'AA to Receiving Station A).......................................... 259

Figure 12.11 Sample Multiprocessor Serial Transmission Flowchart ........................................ 260

Figure 12.12 Example of SCI Receive Operation

(Example with 8-Bit Data, Multiprocessor Bit, One Stop Bit) ............................. 261

Figure 12.13 Sample Multiprocessor Serial Reception Flowchart (1)........................................ 262

Figure 12.13 Sample Multiprocessor Serial Reception Flowchart (2)........................................ 263

Figure 12.14 Data Format in Clocked Synchronous Communication (LSB-First)..................... 264

Figure 12.15 Sample SCI Initialization Flowchart ..................................................................... 265

Figure 12.16 Example of SCI Transmit Operation in Clocked Synchronous Mode................... 266

Figure 12.17 Sample Serial Transmission Flowchart ................................................................. 267

Figure 12.18 Example of SCI Receive Operation in Clocked Synchronous Mode .................... 268

Figure 12.19 Sample Serial Reception Flowchart ...................................................................... 269

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