model no. : 8031M
Cpu:8031/51 CPU
8/32 KBytes ROM and 56K Ram external
Provide schematic circuitry
IC 8255 * 2 pcs, provide 48 i/o lines
RS232 port*1
LCD display, battery backup
Use Maxiam 691 to control reset,watcgdog, data write
HK$380
8031
Single Board Computer
8031 ³æªO¾÷
model no. : 8031RL
8 ways 8031/51 CPU
8/32 KBytes ROM
Exterma; 56K RAM
DS1287 real time clock is used
RS232 serial port output
LCD display
HK$480
8031 RL
Single Board Computer
8 bits 8051/8751/8951 controller
With LCD port -- Graphic Lcd 128 * 64 dot
RS232 serial port interface
provide schematic circuit

HK$230
8951
Single Board Computer
CPU:Atmel 892051
Serial port output
LED display
Power Jack input
8 - 12V DC power supply
HK$150
892051
Single Board Computer
Four sets of output relay
Output relay rating : 10A/ 250VAC
4 digits remote password
Ring count settable 1-9 ringings
Input voltage 9-12 V Dc
Best fit for remote on/off Computer, Air Conditioner, Cooker...etc
HK$380
Telephone
Remote Controller
PIC16C58 4MHz CPU
Use simple BASIC language
8 independent Input/Output
Able to execute 200 command/sec
power 9v battery or 5V Dc
Parallax Basic Stamp I compatible
With Cable / User Manual/software/ battery
User can write basic in PC then down load to the bd.
No need to learn assembly, no need to have device programmer
Best fit for Hardware freshman
HK$240
Basic Stamp I
Command List
PIC16C57 microcontroller
Use simple BASIC language
Total 16 independent Input/Output
2048-byte Erasable Memory Chip
9V batteryPower supply
Able to execute 200 command/sec
Best fit for Hardware freshman
HK$1,200
Basic Stamp II
Command List
Z80 4Mhz Clock
7705 Auto Power O/V
EPROM : 2764/27256
RAM : 6264/62256
I/O : 48 I/O lines (8255 * 2 pcs)
Z80
Single Board Computer
Easy to learn, easy to use
Best fit for educational purpose
Full assembly operating instructions
Use micro-controller PIC 16C54 or 16C84
Speaker attached
HK$130
PIC 18 Controller
Four digits maximum display
9V Battery input
Beep-beep sound output
Push one switch counting up, another to count down
Button press click or line out control
HK$150
Up Down Counter
Direct insert to AT BUS slot
Good for prototype sample hand on
With bracket
All holes gold plated through
HK$65
AT ProtoType board
6502 PCB
Multi-purpose PCB
HK$45
6502 PCB

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