ZLF645S2864GP0001T Maxim Integrated, ZLF645S2864GP0001T Datasheet - Page 5
ZLF645S2864GP0001T
Manufacturer Part Number
ZLF645S2864GP0001T
Description
8-bit Microcontrollers - MCU Crimzon Flash Infrared MCU
Manufacturer
Maxim Integrated
Datasheet
1.ZLF645E0H4864G2204.pdf
(201 pages)
Specifications of ZLF645S2864GP0001T
Core
Z8
Data Bus Width
8 bit
Maximum Clock Frequency
8 MHz
Program Memory Size
64 KB
Data Ram Size
1 KB
Operating Supply Voltage
2 V to 3.6 V
Interface Type
UART
Number Of Programmable I/os
5
Number Of Timers
2 x 8 bit, 1 x 16 bit
Processor Series
ZLF645
Program Memory Type
Flash
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19-4572; Rev 0;
4/09able of ContentsTable able of
Register File Summary . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 50
ICP Interface . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 53
Flash Controller . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 67
Flash Byte Programming Interface . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 82
Enabling ICP Mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 53
Enabling Flash Accesses Through the ICP . . . . . . . . . . . . . . . . . . . . . . . . . 54
ICP Interface Logic Architecture . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 54
ICP Interface Operation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 54
Flash Programming through the ICP Interface . . . . . . . . . . . . . . . . . . . . . . 61
In-Circuit Programming Control Register Definitions . . . . . . . . . . . . . . . . . . 64
Exiting ICP Mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 66
Flash Memory Overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 67
Flash Controller Overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 69
Flash Control Register Definitions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 75
ICP In-Circuit Programming Commands . . . . . . . . . . . . . . . . . . . . . . . . . . 57
State of ZLF645 in ICP Mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 53
ICP Data Format . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 55
ICP Auto-Baud Detector/Generator . . . . . . . . . . . . . . . . . . . . . . . . . . . . 55
ICP Serial Errors . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 56
Differences Between CPU Based and ICP Based Flash Programming/
Erase Access . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 61
Using ICP Commands for Flash Programming/Read Operations . . . . . 61
ICP Control Register . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 64
ICP Status Register . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 65
TEST Mode Register . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 66
Flash Information Block . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 68
Executing Flash Memory Accesses Through the Flash Controller . . . . 69
Flash Code Protection Against External Access . . . . . . . . . . . . . . . . . . 73
Flash Code Protection Against Accidental Program and Erasure . . . . . 73
Byte Programming . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 74
Page Erase . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 74
Mass Erase . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 75
Flash Control Register . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 75
Flash Status Register . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 77
Flash Page Select Register . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 77
Flash Sector Protect Register . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 78
Flash Frequency High and Low Byte Registers . . . . . . . . . . . . . . . . . . 79
Flash Controller Functions Summary . . . . . . . . . . . . . . . . . . . . . . . . . . 80
ZLF645 Series Flash MCUs
Product Specification
Table
Table of Contents
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