GNS 5894TAC User manual

GNS 5894TAC StarterKit Quick guide
confidential information manual
V 0.9, Oct 5
th
2020
1
The GNS 5894TAC StarterKit has been designed t supp rt devel pers during
design-in f the GNS 5894TAC stand al ne m dule s luti n.
GNS Electronics GmbH
Adenauerstrasse 8
D – 52 46 Würselen
Germany
www.gns-electronics.com
[email protected]

GNS 5894TAC StarterKit Quick guide
confidential information manual
V 0.9, Oct 5
th
2020
2
Introduction
This Quick Guide is a short summary of the most important features of the
GNS5894TAC StarterKit. The complete User Guide is currently not yet
available and will be completed shortly.
This manual sh ws h w t c nnect the GNS5894TAC StarterKit t a PC in rder t
verify GNS 5894TAC Mode-S-A-C all-in- ne m dule perf rmance and test supp rted
features.
F r technical specificati n, please refer t the GNS5894T_ADSBModul_datasheet.
The GNS5894TAC is a s ftware extensi n f the GNS5894T, which is additi nally able
t receive M de A/C data. The hardware f the GNS5894TAC is unchanged. F r this
reas n the GNS5894T_ADSBM dul_datasheet can be used as l ng as n descripti n f
the M de A/C extensi n is available.
C nnected t a PC, all M de-S & M de-A/C Data is r uted t the miniUSB p rt.
GNS5894TAC StarterKit Features
•P wer supply via Mini-USB s cket
•Access t all signals f the GNS5894TAC via pin header c ntacts.
•PC data c nnecti n via the integrated USB t UART c nverter r direct access t the serial
interface (3.3V) f the GNS5894TAC f r c nnecti n t ther data pr cessing devices.
•5V DC input via mini USB
•2 SMA antenna c nnect rs f r 1090MHz and GNSS RF In
•GNSS active antenna, DC supply (3.3V)
•ADS-B “frame indicat r”

GNS 5894TAC StarterKit Quick guide
confidential information manual
V 0.9, Oct 5
th
2020
3
Index
Introduction ............................................................................................................................ 2
Description of the GNS 5894TAC StarterKit Hardware .......................................................... 4
2 GNS5894TAC StarterKit Board Layout .................................................................................. 5
3 GNS5894TAC StarterKit Board Block Diagram ...................................................................... 6
4 GNS5894TAC StarterKit Hardware ....................................................................................... 7
4.1 Assembly Drawing T p Side ............................................................................................ 7
4.2 5894T StarterKit Schematic ............................................................................................ 8
5 ORDERING INFORMATION ................................................................................................... 9
6 RELATED DOCUMENTS .......................................................................................................... 9
7 DOCUMENT REVISION HISTORY ........................................................................................... 9

GNS 5894TAC StarterKit Quick guide
confidential information manual
V 0.9, Oct 5
th
2020
4
Description of the GNS 5894TAC StarterKit Hardware
FEATURES
•Small evaluati n b ard designed f r verificati n f GNS 7000 / GNS 7040 m dule GNSS
perf rmance parameters
•Small evaluati n b ard designed f r easy implementati n t MCU c ntr lled applicati ns
•DC supply via SMA c nnect r
•GPS-fix LED indicat r
•PC c nnecti n via USB
•USB p wered
Typical use of the GNS5894TAC StarterKit and connected external components
Mini USB Data
+5V DC
Power supply
GNSS
Active
Antenna
090 MHz
antenna

GNS 5894TAC StarterKit Quick guide
confidential information manual
V 0.9, Oct 5
th
2020
5
2GNS5894TAC StarterKit Board Layout
RF In SMA
GNSS Antenna
connector
ADS-B frame
indicator
LED
GNS3303
GNSS module
mini USB
connector
FTDI Serial to
USB converter
chip
GNS5894TAC Mode-
S & Mode A/C
receiver
LDO for GNSS
module & Active
GNSS
Antenna
Protocol select
Open : ‘Text’-prot.
Closed : HULC-prot.
RF In SMA
090MHz
Antenna
connector
JP6: direct access
to GNSS signals :
- PPS
- TxD
-
RxD
JP : direct access to
GNS5894TAC signals :
- TxD, RxD, RTS, CTS
-
NReset
JP2 : FTDI Reset
open : FTDI active
closed : FTDI disabled,
serial data can be
accessed via JP
Important note:
A DC blocker must be
inserted if a passive GNSS
antenna is used.

GNS 5894TAC StarterKit Quick guide
confidential information manual
V 0.9, Oct 5
th
2020
6
J UMPER AND C ONNECTOR D ESCRIPTION
C ONNECTOR P IN S IGNAL D ESCRIPTION
JP
1: GND
2: RxD (GNS5894TAC ser. input)
3: TxD (GNS5894TAC ser. utput)
4: CTS (H/W handshake CTS input)
5: RTS (H/W handshake RTS utput)
6: 3.3V
7: GND
8: \RESET GNS5894TAC, active LOW
Direct access t GNS5894TAC UART.
UART I/O V ltage is 3.3V.
JP2
1: GND
2: \RESET FTDI, active LOW
Open : Operati n via USB P rt
Cl sed : USB t serial c nverter is
disabled, ser. P rt (JP1) can be
accessed.
JP6
1: GND
2: RxD2 (ser.Data fr m GNSS m dule)
3: TxD2 (ser.Data t GNSS m dule)
4: PPS (PPS pulse fr m GNSS m dule)
5: 3.3V
Serial data c nnecti n with GNSS
m dule. I/O v ltage is 3.3V.
P ROT . SEL .
1: PS input (pulled up internally)
2: GND
Open : ‘Text’ pr t c l (AVR m de)
Cl sed : ‘HULC’ pr t c l
Descripti n f ADS-B frame indicat r:
ADS-B frame indicator Comment
blinking M de-S and/ r M de-A/C frames are received and utput via the serial
interface.
ff N data is received ( r the h/w handshake f the serial interface is n t active).
3GNS5894TAC StarterKit Board Block Diagram
GNS5894TAC
module
miniUSB
c nnect r Serial t USB
external active
GNSS antenna
c nnect r
P
r t c l
select
Internal access t
TxD / RxD / RTS / CTS
signals
LDO
5V  3.3V
c nnect rs
UART
5V p wer
supply
GNS3303
GNSS
module
external 1090MHz
RF c nnect r
UART2
GNSS
data
3
.3
V p wer
sup.
P
PS

GNS 5894TAC StarterKit Quick guide
confidential information manual
V 0.9, Oct 5
th
2020
7
4GNS5894TAC StarterKit Hardware
4.1 Assembly Drawing Top Side

GNS 5894TAC StarterKit Quick guide
confidential information manual
V 0.9, Oct 5
th
2020
8
4.2 5894TAC StarterKit Schematic

GNS 5894TAC StarterKit Quick guide
confidential information manual
V 0.9, Oct 5
th
2020
9
5ORDERING INFORMATION
O
rdering inf rmati n
Type Part# Description
GNS5894TAC StarterKit t.b.d.
6 RELATED DOCUMENTS
Type description Available from
T.B.D.
7DOCUMENT REVISION HISTORY
V0.9 10/05/2020 M.Heinzel initial d cument
 GNS ELECTRONICS G MB H 2020
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