Z8FS040 Datasheet, PDF (4/56 Pages) Zilog, Inc. – ZMOTION Detection and Control Family Featuring Zilog’s PIR Technology

ZMOTION^TM Detection and Control Family
Product Specification
Table of Contents
Overview.................................................................................................................................................1
Features .............................................................................................................................................................. 1
Block Diagram ........................................................................................................................................2
MCU Part Selection Guide and Reference .............................................................................................3
PIR Technology Revisions .................................................................................................................................. 3
Pin Configurations ..................................................................................................................................4
Overview ............................................................................................................................................................. 4
Signal Descriptions ............................................................................................................................................. 6
Memory Map...........................................................................................................................................9
Flash Memory (Code Space) .............................................................................................................................. 9
RAM Memory Map (Register Files)................................................................................................................... 10
Peripherals............................................................................................................................................11
Peripheral Availability........................................................................................................................................ 11
ADC................................................................................................................................................................... 12
Timers ............................................................................................................................................................... 13
Watchdog Timer................................................................................................................................................ 13
Comparator ....................................................................................................................................................... 13
UART ................................................................................................................................................................ 14
Oscillator Control............................................................................................................................................... 14
Flash Memory ................................................................................................................................................... 14
Interrupt Controller ............................................................................................................................................ 14
Temperature Sensor ......................................................................................................................................... 14
Low-Power Operational Amplifier ..................................................................................................................... 15
Non-Volatile Data Storage ................................................................................................................................ 15
Pin Configurations............................................................................................................................................. 15
General-Purpose Input/Output.......................................................................................................................... 15
Hardware Connection Requirements....................................................................................................16
Zilog’s PIR Technology and API ...........................................................................................................17
General Operation ............................................................................................................................................ 17
PIR Engine Timer Tick ...................................................................................................................................... 17
PIR Engine Entry Points ................................................................................................................................... 17
PIR Engine CPU Stack Usage.......................................................................................................................... 18
Standard API Register Set....................................................................................................................19
PIR Engine Enable Register (ePIR_Enable) .................................................................................................... 20
PIR Sensitivity Register (ePIR_Sensitivity)....................................................................................................... 20
PIR Status/Control Register 0 (ePIR_SC0) ...................................................................................................... 21
PIR Status/Control Register 1 (ePIR_SC1) ...................................................................................................... 23
PIR Status/Control Register 2 (ePIR_SC2) ...................................................................................................... 25
PIR Status/Control Register 3 (ePIR_SC3) - 28 Pin SSOP.............................................................................. 25
PIR Status/Control Register 3 (ePIR_SC3) - 20 Pin SSOP.............................................................................. 25
PIR Status/Control Register 3 (ePIR_SC3) - 8 Pin SOIC ................................................................................. 25
PIR ADC Result Value (ePIR_ADC_Result)..................................................................................................... 26
PIR Version (ePIR_Version) ............................................................................................................................. 27
Advanced API Register Set ..................................................................................................................28
PIR Advanced Status/Control Register 0 (ePIR_ASC0)................................................................................... 29
PIR Advanced Status/Control Register 2 (ePIR_ASC2)................................................................................... 31
PIR Process Rate (ePIR_Process_Rate) ......................................................................................................... 32
PIR Sample Size Register (ePIR_Sample_Size).............................................................................................. 32
PIR Debounce Time Register (ePIR_Debounce) ............................................................................................. 32
PS028506-1110
PRELIMINARY
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