z8f083a ZiLOG Semiconductor, z8f083a Datasheet - Page 8
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z8f083a
Manufacturer Part Number
z8f083a
Description
High-performance 8-bit Microcontrollers
Manufacturer
ZiLOG Semiconductor
Datasheet
1.Z8F083A.pdf
(256 pages)
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PS026308-1207
ADC Control Register Definitions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 96
Comparator . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 103
Operation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 103
Comparator Control Register Definitions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 103
Flash Memory . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 105
Data Memory Address Space . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 107
Flash Information Area . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 107
Operation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 108
NVDS Operational Requirements . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 113
Flash Control Register Definitions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 114
Flash Option Bits . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 119
Operation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 119
Flash Option Bit Control Register Definitions . . . . . . . . . . . . . . . . . . . . . . . . . 120
ADC Interrupt . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 96
Reference Buffer . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 96
Internal Voltage Reference Generator . . . . . . . . . . . . . . . . . . . . . . . . . . . . 96
Calibration and Compensation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 96
ADC Control Register 0 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 96
ADC Data High Byte Register . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 97
ADC Data Low Bits Register . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 98
Sample Settling Time Register . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 99
Sample Time Register . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 100
ADC Clock Prescale Register . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 101
Flash Operation Timing Using the Flash Frequency Registers . . . . . . . . . 110
Flash Code Protection Against External Access . . . . . . . . . . . . . . . . . . . . 110
Flash Code Protection Against Accidental Program and Erasure . . . . . . . 110
Byte Programming . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 112
Page Erase . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 112
Mass Erase . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 112
Flash Controller Bypass . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 113
Flash Controller Behavior in Debug Mode . . . . . . . . . . . . . . . . . . . . . . . . 113
Flash Control Register . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 114
Flash Status Register . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 114
Flash Page Select Register . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 115
Flash Sector Protect Register . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 116
Flash Frequency High and Low Byte Registers . . . . . . . . . . . . . . . . . . . . 116
Option Bit Configuration by Reset . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 119
Option Bit Types . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 120
Z8 Encore!
Product Specification
®
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