Z8FS040BSB20EG Zilog, Z8FS040BSB20EG Datasheet - Page 4

• Manufacturer Part Number: Z8FS040BSB20EG
• Description: IC MCU 4KB FLASH IRDA 8SOIC
• Manufacturer: Zilog
• Series: ZMOTION™r

Specifications of Z8FS040BSB20EG

• Applications: Infrared Motion Detection
• Core Processor: eZ8
• Program Memory Type: FLASH (4 kB)
• Controller Series: Z8 Encore! XP®
• Interface: IrDA, UART/USART
• Number Of I /o: 5
• Voltage - Supply: 2.7 V ~ 3.6 V
• Operating Temperature: -40°C ~ 105°C
• Mounting Type: Surface Mount
• Package / Case: 8-SOIC (0.154", 3.90mm Width)
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Ram Size: -
• Other names: 269-2512

Table of Contents
Overview ................................................................................................................................................. 1
Block Diagram ........................................................................................................................................ 2
MCU Part Selection Guide and Reference ............................................................................................. 3
Pin Configurations .................................................................................................................................. 4
Memory Map ........................................................................................................................................... 9
Peripherals............................................................................................................................................ 11
Hardware Connection Requirements .................................................................................................... 16
Zilog’s PIR Technology and API ........................................................................................................... 17
Standard API Register Set .................................................................................................................... 19
Advanced API Register Set .................................................................................................................. 28
PS028506-1110
Features .............................................................................................................................................................. 1
PIR Technology Revisions .................................................................................................................................. 3
Overview ............................................................................................................................................................. 4
Signal Descriptions ............................................................................................................................................. 6
Flash Memory (Code Space) .............................................................................................................................. 9
RAM Memory Map (Register Files)................................................................................................................... 10
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
General Operation ............................................................................................................................................ 17
PIR Engine Timer Tick ...................................................................................................................................... 17
PIR Engine Entry Points ................................................................................................................................... 17
PIR Engine CPU Stack Usage .......................................................................................................................... 18
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
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
PRELIMINARY
ZMOTION
TM
Detection and Control Family
Product Specification
iv