ZLF645E0S2864G Zilog, ZLF645E0S2864G Datasheet - Page 4
![IC 64K FLASH 1K RAM 28 SOIC](/photos/12/14/121456/zlf645e0s2864g_sml.jpg)
ZLF645E0S2864G
Manufacturer Part Number
ZLF645E0S2864G
Description
IC 64K FLASH 1K RAM 28 SOIC
Manufacturer
Zilog
Series
Crimzon™ ZLFr
Specifications of ZLF645E0S2864G
Core Processor
Z8 LXMC
Core Size
8-Bit
Speed
8MHz
Connectivity
UART/USART
Peripherals
Brown-out Detect/Reset, HLVD, POR, WDT
Number Of I /o
24
Program Memory Size
64KB (64K x 8)
Program Memory Type
FLASH
Ram Size
1K x 8
Voltage - Supply (vcc/vdd)
1.9 V ~ 3.6 V
Operating Temperature
0°C ~ 70°C
Package / Case
28-SOIC (7.5mm Width)
For Use With
770-1002 - ISP 4PORT ZILOG Z8 ENCORE! MCU
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Eeprom Size
-
Data Converters
-
Oscillator Type
-
Other names
269-4707-5
- Current page: 4 of 197
- Download datasheet (3Mb)
Table of Contents
PS026407-0408able of ContentsTable able of
Architectural Overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1
Pin Description . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5
I/O Port Pin Functions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18
Memory and Registers . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 41
Features . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1
Functional Block Diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4
RESET (Input, Active Low) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18
Port 0 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20
Port 1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 21
Port 2 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 22
Port 3 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 23
Port 4 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 28
Port Configuration Register . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 30
Port 0/1 Mode Register . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 31
Port 0 Register . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 32
Port 1 Register . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 33
Port 2 Mode Register . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 34
Port 2 Register . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 35
Port 3 Mode Register . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 36
Port 3 Register . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 37
Port 4 Mode Register . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 39
Port 4 Register . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 40
Flash Program/Constant Memory . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 41
Register File . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 42
Register Pointer Register . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 48
Stack Pointer Register . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 48
Interrupt Sources . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2
Additional Features . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2
Comparator Inputs . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 28
Comparator Outputs . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 28
Stack . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 42
Register Pointer Example . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 45
Linear Memory Addressing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 45
ZLF645 Series Flash MCUs
Product Specification
Table
Table of Contents
iv
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