MIKROE-1385 mikroElektronika, MIKROE-1385 Datasheet - Page 6

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MIKROE-1385

Manufacturer Part Number
MIKROE-1385
Description
Development Boards & Kits - AVR EASY AVR V7 DEVELOPMENT SYSTEM
Manufacturer
mikroElektronika
Datasheet

Specifications of MIKROE-1385

Rohs
yes
Product
Development Boards
Tool Is For Evaluation Of
ATMEGA32 Devices
Core
AVR
Interface Type
mikroBUS socket, RS-232, USB
Operating Supply Voltage
3.3 V, 5 V
Data Bus Width
8 bit
Dimensions
266 mm x 220 mm
For Use With
MIKROE-240, MIKROE-55
page 6
3-1). Power LED (Green ON) will indicate the presence of power supply.
external adapter or USB power source you can turn on power supply by using SWITCH 1 (Figure
whether you are using 5V or 3.3V power supply. Upon providing the power using either
FP1
VCC-USB
CN25
C3
100nF
jumper J22 to specify which power source you are using and jumper J5 to specify
VCC
GND
adapter voltage levels must be in range of 9-15V DC or 7-12V AC. Use
1
2
3
4
CN1
USB
CN24
connector (CN24) or additional screw terminals (CN25). External
power supply (CN1), using external adapters via adapter
VCC-BRD
can be powered in three different ways: with USB
FP2
D1
1N4007
D3
1N4007
Figure 3-2: Dual power supply unit schematic
creates VCC-3.3V power supply. The board
AVCC
Dual power supply
D2
1N4007
D4
1N4007
5V SWITCHING POWER SUPPLY
Board contains switching power supply
VCC-5V, and MC33269DT3.3 which
that creates stable voltage and
ST1S10,
current
powering each part of the
board. Power supply section
contains two power regulators:
AVCC
C28
1uF
levels
VCC-5V
VCC-5V
which
R50
10K
R45
2K2
POWER
LD41
VCC-BRD
J5
1
2
3
4
necessary
U5
VINA
INH
FB
GND
generates
ST1S10
VCC-5V
VINSW
VCC-3.3V
PGND
SYNC
SW
for
8
7
6
5
E9
10uF
3.3V VOLTAGE REGULATOR
C29
22uF
L1
C27
100nF
Figure 3-1: Dual power supply unit of EasyAVR
10uH
1
3
R51
4K7
R54
100K
R56
20K
REG1
MC33269DT3.3
GND
Vin
Vout
C34
22uF
2
C35
22uF
J22
C26
100nF
SWITCH1
VCC-USB
10uF
E8
VCC-3.3V
VCC-5V
EasyAVR
v7
v7

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