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Z8 Encore! XP® F0823 Series Product Specification Copyright ©2011 Zilog®, Inc. All rights reserved. www.zilog.com

Z8 Encore! XP® F0823 Series Product Specification Warning: DO NOT USE THIS PRODUCT IN LIFE SUPPORT SYSTEMS. LIFE SUPPORT POLICY ZILOG’S PRODUCTS ARE NOT AUTHORIZED FOR USE AS CRITICAL COMPONENTS IN LIFE SUPPORT DEVICES OR SYSTEMS WITHOUT THE EXPRESS PRIOR WRITTEN APPROVAL OF THE PRESIDENT AND GENERAL COUNSEL OF ZILOG CORPORATION. As used herein Life support devices or systems are devices which (a) are intended for surgical implant into the body, or (b) support or sustain life and whose failure to perform when properly used in accordance with instructions for use provided in the labeling can...

Z8 Encore! XP® F0823 Series Product Specification Revision History Each instance in this document’s revision history reflects a change from its previous edition. For more details, refer to the corresponding page(s) or appropriate links furnished in the table below. Revision Level Chapter/Section LED Drive Enable Register Clarified statement surrounding the Alternate 51, Function Register as it relates to the LED 144, function; revised Flash Sector Protect Regis- 210 ter description; revised Packaging chapter. Changed branding to Z8 Encore! XP F0823 Series where appropriate. Pin Description,...

Z8 Encore! XP® F0823 Series Product Specification Table of Contents Revision History . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .iii List of Figures . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . x List of Tables . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . xii Overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ....

Z8 Encore! XP® F0823 Series Product Specification External Reset Input . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . External Reset Indicator . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . On-Chip Debugger Initiated Reset . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Stop Mode Recovery . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Stop Mode Recovery Using Watchdog Timer Time-Out . . . . . . . . . . . . . . ....

Z8 Encore! XP® F0823 Series Product Specification Interrupt Assertion . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Software Interrupt Assertion . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Watchdog Timer Interrupt Assertion . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Interrupt Control Register Definitions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Interrupt Request 0 Register . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ....

Z8 Encore! XP® F0823 Series Product Specification MULTIPROCESSOR (9-Bit) Mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . External Driver Enable . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . UART Interrupts . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . UART Baud Rate Generator . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . UART Control Register Definitions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ....

Z8 Encore! XP® F0823 Series Product Specification Flash Code Protection Against Accidental Program and Erasure . . . . . . . . . . . . . Byte Programming . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Page Erase . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Mass Erase . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Flash Controller Bypass . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ....

Z8 Encore! XP® F0823 Series Product Specification OCD Status Register . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 168 Oscillator Control . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Operation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . System Clock Selection . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Clock Failure Detection and Recovery . . . . . . ....

Z8 Encore! XP® F0823 Series Product Specification List of Figures Figure 1. Figure 2. Figure 3. Figure 4. Figure 5. Figure 6. Figure 7. Figure 8. Figure 9. Figure 10. Figure 11. Figure 12. Figure 13. Figure 14. Figure 15. Figure 16. Figure 17. Figure 18. Figure 19. Figure 20. Figure 21. Figure 22. Figure 23. Figure 24. Figure 25. Figure 26. Figure 27. Figure 28. Figure 29. Z8 Encore! XP F0823 Series Block Diagram . . . . . . . . . . . . . . . . . . . . . . . . 3 Z8F08x3, Z8F04x3, F02x3 and Z8F01x3 in 8-Pin SOIC, QFN/MLF-S, or PDIP Package . . . . . . . . . . . . . . . . . . . . . . . . . ....

Z8 Encore! XP® F0823 Series Product Specification Figure 30. Figure 31. Figure 32. Figure 33. GPIO Port Output Timing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . On-Chip Debugger Timing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . UART Timing With CTS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . UART Timing Without CTS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .