User manual

SCHEMATIC:
Page 7
1-2-close
1-2-close
100n F
27 pF 27 pF
470n F
10 nF
10uF/6.3V
10uF/6.3V
BZV55C 8V2
BAT54C
WU06S
12 MHz/20p F
4.7k
33 R(NA)
33R(NA)
4.7k4.7k
20k
33k
390R /1%
24 0R/1%
56 0R
24 0R/1%
BH10S
OPEN
MICRO _B
OPEN
3.3V
3.3V
3.3V
3.3V
3.3V
3.3V
3.3V
3.3V
LM111 7IMPX-ADJ
#SS
#SS
D+/PGD
D+/PGD
D+/PGD
D-/PGC
D-/PG C
D-/PGC
MISO
MISO
MOSI
MOSI
RST
RST
RXD
RXD
RXD
RXD
SCK
SCK
SCL
SCL
SDA
SDA
STAT
STAT
TXD
TXD
TXD
TXD
USB_DETECT
USB_DETECT
USB_POWER
USB_POWER
USB_VBUS
VPP
1
2
3
3_RX/3_TX
1
2
3
4_TX/4_RX
C1
C2 C3
C4
C5
C6
C7
D1
D2
GND
1 2 3 4 5 6
ICSP
Q1
R1
R2
R3
R4R5
R6
R7
R8
R9
R10
R1 1
STAT
RA0/D+/PGD
19
RA1/D-/PGC
18
RA3/MCLR/VPP
4
RA4/AN3/OSC2/CLKOUT
3
RA5/OSC1/CLKIN
2
RB4/AN10/SDI/SDA
13
RB5/AN11/RX/DT
12
RB6/SCK/SCL
11
RB7/TX/CK
10
RC0/AN4/C12IN+/INT0/VREF+
16
RC1/AN5/C12IN1-/INT1/VREF-
15
RC2/AN6/P1D/C12IN2-/CVREF/INT2
14
RC3/AN7/P1C/C12IN3-/PGM
7
RC4/P1B/C12OUT/SRQ
6
RC5/CCP1/P1A/T0CKI
5
RC6/AN8/SS/T13CKI/T1OSCI
8
RC7/AN9/SDO/T1OSCO
9
VDD
1
VSS
20
VUSB
17
U1
PIC18F14K50-I/SS
1 2 3 4 5 6 7 8 9 10
UEXT_MALE
12
UEXT_PWR_E
D+
D-
GND
GND1
GND2
GND3
GND4
ID
VBUS
USB
1 2
USB_PWR_3.3
ADJ/GND
IN OUT
VR1(3.3 V)
VUSB
MOD-USB-RS232 Rev. A CO PYRIGHT(C) 201 0, O LIMEX Ltd. http://www .olimex.com/de v
USB
POWER SUPPLY
UEXT
ICSP
USB
LED STAT