參數(shù)資料
型號(hào): KS57C2504
廠商: SAMSUNG SEMICONDUCTOR CO. LTD.
元件分類: 4位微控制器
英文描述: 4-BIT SINGLE-CHIP MICROCONTROLLER FOR SMALL GENERAL-PURPOSE INFRARED REMOTE CONTROL TRANSMITTER
中文描述: 4位單片機(jī)的小型通用紅外遙控器
文件頁數(shù): 11/94頁
文件大?。?/td> 763K
代理商: KS57C2504
S3C7254
PRODUCT SPECIFICATION
4–11
DATA MEMORY (RAM)
In its standard configuration, the 512 x 4-bit data
memory has five areas:
— 32
×
4-bit working register area in bank 0
— 224
×
4-bit general-purpose area in bank 0
which is also used as the stack area
— 176
×
4-bit general-purpose area in bank 1
— 80
×
4-bit area for LCD data in bank 1
— 128
×
4-bit area in bank 15 for memory-mapped
I/O addresses
000H
01FH
020H
0FFH
100H
1AFH
1B0H
F80H
FFFH
WORKING REGISTERS
(32 x 4 Bits)
MEMORY-MAPPED I/O
ADDRESS
REGISTERS
(128 x 4 Bits)
GENERAL-PURPOSE
REGISTERS
AND STACK AREA
(224 x 4 Bits)
GENERAL-PURPOSE
REGISTERS
(176 x 4 Bits)
BANK 15
BANK 0
LCD DATA
REGISTERS
(80 x 4 Bits)
1FFH
BANK 1
Figure 14. Data Memory (RAM) Map
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