z8f0813 ZiLOG Semiconductor, z8f0813 Datasheet - Page 5
z8f0813
Manufacturer Part Number
z8f0813
Description
High-performance 8-bit Microcontrollers
Manufacturer
ZiLOG Semiconductor
Datasheet
1.Z8F0813.pdf
(247 pages)
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PS024314-0308
Stop Mode Recovery . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 26
Reset Register Definitions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 28
Low-Power Modes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 31
STOP Mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 31
HALT Mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 32
Peripheral-Level Power Control . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 32
Power Control Register Definitions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 32
General-Purpose Input/Output . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 35
GPIO Port Availability By Device . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 35
Architecture . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 36
GPIO Alternate Functions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 36
Direct LED Drive . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 37
Shared Reset Pin . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 37
Shared Debug Pin . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 37
Crystal Oscillator Override . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 38
5 V Tolerance . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 38
External Clock Setup . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 38
GPIO Interrupts . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 43
GPIO Control Register Definitions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 43
Interrupt Controller . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 53
Interrupt Vector Listing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 53
Architecture . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 55
Operation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 55
On-Chip Debugger Initiated Reset . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 26
Stop Mode Recovery Using Watchdog Timer Time-Out . . . . . . . . . . . . . . . 27
Stop Mode Recovery Using a GPIO Port Pin Transition . . . . . . . . . . . . . . . 27
Stop Mode Recovery Using the External RESET Pin . . . . . . . . . . . . . . . . . 28
Port A–C Address Registers . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 44
Port A–C Control Registers . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 44
Port A–C Data Direction Sub-Registers . . . . . . . . . . . . . . . . . . . . . . . . . . . 45
Port A–C Alternate Function Sub-Registers . . . . . . . . . . . . . . . . . . . . . . . . 45
Port A–C Input Data Registers . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 49
Port A–C Output Data Register . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 50
LED Drive Enable Register . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 50
LED Drive Level High Register. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 51
LED Drive Level Low Register . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 51
Master Interrupt Enable . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 55
Z8 Encore! XP
Product Specification
®
Table of Contents
F0823 Series
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