C8051F Series C8051F340 8051 C8051F34x Evaluation Development Board Kit + DVK501 System Tools =EX-F34x-Q48 Premium Free Shipping
A complete starter kit and development system for the C8051F34x series microcontrollers
Overview
![connecting the two boards]()
A complete starter kit and development system for theC8051F34x series microcontrollers, such as C8051F340. It is designed to give designers a quick start to develop code on these devices.
This development system contains a main development board with the C8051F340 chip in TQFP48 package, and an additional expansion board with various peripheral devices.
The BUS-A & BUS-B headers located on both boards should be used to connect the two boards via 10-pin cables, which are delivered with the product. As shown in the figure right.
What's On Board
EX-F34x-Q48
Power
Powered from mini USB port or 5V DC jack, configured via on board switch
Power input/output pin headers
spare power input
convenient for providing power supply to other board/device if necessary
Onboard Chips
C8051F340 (TQFP48), the C8051F Microcontroller
AMS1117-3.3, on board regulator
Interfaces
JTAG/C2 interface for programming/debuging
mini USB interface
BUS-A & BUS-B, for connecting to the expansion board DVK501, ease to study/develop various peripheral devices
Human to Machine Interface
Reset button, used to reset the system
Power indicator LED
Other Features
External crystal configurable
there is a jumper for selecting on board 12M crystal or custom crystal mounted via the socket
a jumper for configuring MCU pins as oscillator inputs or regular I/O pins
All the MCU I/O pins are accessible on expansion connectors for further expansion
All the pins are clearly marked on the PCB. These marks provide the basic information on the pins
![EX-F34x-Q48 introduction]()
Power input switch
USB or 5V DC
Power indicator
10-pin JTAG/C2 port
standard C2 interface
Reset
Pin headers connected to MCU pins
marked clearly on the PCB
easy for testing and further expansion
Power Input/Output
5V/3.3V
power input (spare)
power output
Peripherals expansion ports
for connecting to DVK501
header pinout definition is provided
easy to develop various peripherals
External crystal configuration
on-board 12 M crystal on left side
custom crystal interface on right side
selected via jumper
External crystal enable jumper
short the jumper to use external crystal
open the jumper to config the pins as regular I/O pins
Microcontroller
C8051F340
TQFP48 package
mini USB port
On board regulator
AMS1117-3.3
5V DC jack
REG0 enable/disable jumper
REG0 enabled
short PWR5V & REGIN
open 3.3VJMP
REG0 disabled
short REGIN & VDD
short 3.3VJMP
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DVK501
Device on board
Description
Interface
AT24CXX
2-Wire Serial EEPROM keeps data after power down
I2C
PCF8563
Real-time clock/calendar, low backup current from battery
I2C
PCF8591
8-bit A/D and D/A converter, four channels AD conversion, one channel DA conversion
I2C
PCF8574
Remote 8-bit I/O expander
I2C
DS18B20
Programmable Resolution 1-Wire Digital Thermometer, measures temperatures from –55°C to +125°C
1-Wire
DS2401
Silicon Serial Number, a low-cost, electronic registration number that provides an absolutely unique identity
1-Wire
AT45DBXX
Serial-interface sequential access Flash memory ideally suited for higher memory density requirement
SPI
74HC164
8-bit serial-in, parallel-out shift register, for reducing the IO cost
SART
74HC165
8-bit parallel-in, serial out shift register, for reducing the IO cost
SART
MAX3232
3.0V to 5.5V, True RS-232 Transceivers, for communicating with the PC
serial
MAX485
RS-485 Transceiver, for long distance communication
serial
PS/2
PS/2 interface, for connecting the keyboard or mouse
2 wires
LED
8-bit status indicator LED, also can be used for displaying simple data
8 wires
Character LCD Connector
Used for connecting the character LCD module, such as LCD1602
7 wires or 11 wires
Graphic LCD Connector
Used for connecting the Graphic LCD module, such as LCD12864
SPI or 12 wires
Examples
Examples that come with this development system will show you how to connect the C8051F microcontroller to other peripheral components or devices and how to develope your prototype device easily. The pictures below show how the EX-F34x-Q48 works with the DVK501 and the results of the examples.
Note: The LCD12864 is not included in the price, please browse our store to buy it separately if you need one. Click on the image to enlarge.
This development board supports 3.3V LCD ONLY.
![LCD1602]()
Displaying text on LCD
![74HC164-74HC165]()
Serial/parallel communication example using 74HC164/74HC165
![AT24Cxx]()
Writing and Reading data from AT24CXX EEPROM via I2C interface
![AT45DBxx]()
Writing and Reading data from AT45DBXX DATAFLASH via SPI interface
![DS18B20]()
Measuring temperature with DS18B20+ and displaying results on LCD
![MAX3232]()
Sending and receiving data over UART interface using MAX3232
![PCF8563]()
Reading date and time from PCF8563 Real Time Clock
![AT45DBxx]()
Example of PCF8574 I/O expander
![PCF8591]()
A/D conversion and displaying conversion results on LCD
![PS2]()
Sending data from PS/2 keyboard
![AT45DBxx]()
Sending and receiving data over UART interface using MAX485
![DS18B20]()
registration number identification via 1-wire bus using DS2401
Development Resources
User Guide CD
CD with software, drivers and examples
Schematic Circuit Diagram
PDF
Examples in C
Based on Silabs IDE and Keil
Related Software
Silabs IDE
Keil
Datasheets of the chips
Package Contains
EX-F34x-Q48 Package
EX-F34x-Q48
USB type A to Mini-B cable
USB power cable
4-pin wire x 2
2-pin wire x 2
User Guide CD
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DVK501 Package
DVK501
DS18B20, DS2401
USB power cable (2-pin header) x 2
10-pin Cable x 2
Accessory Pack
User Guide CD
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