4
LV24-33A
KEY FEATURES
1.
External power supply 8v-16v AC/DC;
2.
On-board USB 2.0 programmer;
3.
RS-232 communication ports;
4.
ICD2 connector;
5.
Pull-up/pull-down jumper;
6.
Multimedia card
(MMC/SD)
slot;
7.
LCD 2x16 connector;
8.
LCD contrast potentiometer;
9.
A/D converter test input;
10.
DIP switches SW3-SW5 used to enable pull-up/down
on PORTB and RS232 and MMC communication ;
11.
LEDs showing MCU pins’ logic state;
12.
DIP switches SW1 and SW2 used to enable LED’s
on ports and touch panel controller;
13.
100-pin MCU card with SMD chip soldered on;
14.
3.3V power supply;
15.
Reset button circuit;
16.
High/low state pin selector;
17.
Push buttons;
18.
Touch panel connector;
19.
GLCD connector;
20.
GLCD contrast potentiometer;
21.
Touch panel controller;
22.
8x10K resistor network; and
23.
Direct port access connector.
CONNECTING THE SYSTEM
Apart from this manual, the development system box contains development system, product
CD, USB cable, RS232 cable and
Installing USB drivers
manual. In order to use the LV24-
33A properly, it is necessary to go through the following steps:
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Step no.1
Take the development system and product CD out of the box. Insert the product
CD into CD drive. Please, do not connect the development system to a PC yet.
Install
LV24-33
programmer software to enable a program to be trans-
ferred from PC to the microcontroller chip. For detailed installation instruc-
tions refer to the '
LvPICflash programmer'
manual.
Install USB drivers on your PC to enable programmer's hardware to ope-
rate properly on the LV24-33A board. For detailed installation instructions
refer to the 'Installing
USB drivers'
manual.
Connect the LV24-33A to PC using USB cable. Please use one of USB
ports on the back of the PC as they are directly connected to the computer
motherboard.
The first time you switch the LV24-33A on, your PC will automatically
detect a new hardware. You will be immediately prompted whether Win-
dows should search for new drivers update or not. Select the option 'No,
not
this time'
and click 'Next'. Another window appears, click 'Next' and the
operating system will automatically find the drivers. Click 'Finish' to com-
plete this process and run LvPICflash.
.
Step no.2
Step no.3
Step no.4
After these four steps, your LV24-33A is successfully installed and ready for use. You can
read a program from the chip or write another one into it. The product CD provides numer-
ous simple program examples to make your first steps Easy...
.
CONNECTING THE SYSTEM