參數(shù)資料
型號(hào): HT49R50A
廠商: Holtek Semiconductor Inc.
英文描述: 8-Bit High Performance High speed Microcontroller(8位、高性能、高速微控制器)
中文描述: 8位高性能高速微控制器(8位,高性能,高速微控制器)
文件頁數(shù): 1/51頁
文件大?。?/td> 320K
代理商: HT49R50A
HT49R50A
8-Bit Microcontroller
1
November 29, 2000
Features
Operating voltage: 2.4V~5.5V
8 input lines
12 bidirectional I/O lines
Two external interrupt input
Two 8-bit programmable timer/event
counter with PFD (programmable
frequency divider) function
LCD driver with 33 3 or 32 4 segments
4K 15 program memory EPROM
160 8 data memory RAM
Real Time Clock (RTC)
8-bit prescaler for RTC
Watchdog Timer
Buzzer output
On-chipcrystal,RCand32768Hzcrystalos-
cillator
HALT function and wake-up feature
reduce power consumption
6-level subroutine nesting
Bit manipulation instruction
15-bit table read instruction
Up to 0.5 s instruction cycle with 8MHz
system clock
63 powerful instructions
All instructions in 1 or 2 machine cycles
48-pin SSOP/100-pin QFP package
General Description
The HT49R50Ais an 8-bit high performance sin-
gle chip microcontroller. Its single cycle instruc-
tion and two-stage pipeline architecture make it
suitableforhighspeedapplications.Thedeviceis
suitedforuseinmultipleLCDlowpowerapplica-
tions among which are calculators, clock timers,
games, scales, leisure products, other hand held
LCDproducts,andbatterysystemsinparticular.
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