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GM-1525-AM

RS232 Internet Radio Command Code

The Communication between computer and unit is UART
Start bit:1
Stop bit: 1
Code: HEX

Data bits: 8
Parity bit: none
Baud: 19200

Start bit:1
Stop bit: 1
Code: HEX

Data bits: 8
Parity bit: none
Baud: 19200

Function

Command Code

Function

Command Code

STAND BY

0x01

6

0x33

1

0x02

7

0x34

2

0x03

8

0x35

3

0x04

9

0x36

4

0x05

10

0x37

5

0x06

M6

0x3A

M1

0x07

M7

0x3B

M2 

0x0A

M8

0x3C

M3

0x0B

M9

0x3D

M4 

0x0E

M10

0x3E

M5 

0x0F

INTERNET RADIO Mode

0x3F

SHIFT

0x15

INTERNET PLAYER Mode 0x40

PRESET

0x17

DAB Mode

0x41

SLEEP

0x18

FM Mode

0x42

MENU

0x19

AUX IN Mode

0x43

INFO

0x1A

ALARM

0x1B

ENTER / TUNNING  SCAN

0x1C

MODE

0x1D

MENU  UP / TUNNING  UP

0x1E

MENU  DOWN / TUNNING  DOWN

0x1F

AUTO SCAN UP

0x20

AUTO SCAN DOWN

0x21

LEFT (BACK)

0x22

RIGHT

0x26

REPEAT

0x27

SHUFFLE 

0x2A

PLAY / STOP

0x2B

VOLUME –

0x2C

0x2D

MUTE

0x2E

PREV

0x2F

F.B

0x30

F.WD

0x31

NEXT

0x32

Page 23 | 23

 Operating instruction 1706.003

Summary of Contents for GM-1525-AM

Page 1: ...or on a USB mass storage device An external audio source for Aux in mode Connectors Ethernet RJ45 FM Antenna USB in AUX in Line out Headphones out RS232 Features Internet Radio with access to over 20...

Page 2: ...c player DAB FM AUX in MUTE Mute audio output MAIN VOLUME Increase or decrease volume level PRESET Press for the preset recall Save menu Scroll up down to select the preset number then press Select to...

Page 3: ...alarm is sounding and toggles between alarms in standby MODE Mode Cycle through the modes Internet Radio Music player DAB FM AUX in 1 Set Recall preset 1 or 6 2 Set Recall preset 2 or 7 3 Set Recall p...

Page 4: ...Screens The screen shows various menus dialogues and displays as described below There are basically six types of screen Standby clock Splash mode Now playing Dialogue Error Information Menu When tex...

Page 5: ...the SELECT control to step through and select options A scroll bar on the right of the screen shows if there are further options above or below those visible Each mode has a Mode menu with options sp...

Page 6: ...To change between 12 and 24 hour display select set 12 24 hour and then select your preference 3 1 2 Time Date The time and date can be updated manually or automatically With auto up date the time and...

Page 7: ...set Select WLAN region country Wi Fi network SSID and then select a network from the list To connect to a wired network select Wired after ensuring that the Ethernet cable from the wired router is con...

Page 8: ...on setting up a WPS encrypted network see your WPS router s instructions Completion The unit tries to connect to the selected network If connecting fails the unit returns to a previous screen to try...

Page 9: ...les or media UPnP media sharing allows devices to play music from a shared media library navigating through tag menus such as Artist Album or Genre If you are running a suitable server system such as...

Page 10: ...he PC is connected to the network 2 Ensure that the unit is powered on and connected to the same network Note the unit must be in an Internet radio mode to be detected 3 From the Windows 7 main screen...

Page 11: ...added stations If you are already listening to an Internet radio station you can press Back rather than Menu to quickly return to the last visited branch of the menu tree For example suppose you were...

Page 12: ...Internet broadcasts select Menu Station list then either Stations or Podcasts Browse through the menus to find broadcasts Note BBC radio Listen again programmes are accessible through the Podcast men...

Page 13: ...he Wi Fi password entry screen Select a broadcast from the list For podcasts you maybe able to select a particular episode 4 5 Now playing information While the stream is playing the screen shows its...

Page 14: ...on You can use and to move through tracks Press and hold to rewind or fast forward and press quickly to select previous or next track 5 1 Shared media from UPnP media server Select Menu Shared media I...

Page 15: ...rom time to time it may be necessary to remove servers displaying question marks in front of the server name from the server list For example if the device is moved to a new network or if a Wake on LA...

Page 16: ...t long Select then confirm Yes If you select a track album folder for instant playback without using the playlist the playlist is preserved The playlist is also preserved during standby 5 4 Repeat Shu...

Page 17: ...closed or if the burn or sync tabs are exposed click the play tab 3 Find the items that you want to play in the player library and then drag those items from the details pane into the list pane 4 Cli...

Page 18: ...f available stations To remove stations that are listed but unavailable select Menu Prune in valid 7 2 Selecting stations To listen to or change a station turn the Select control to view a list of sta...

Page 19: ...mple BBC or South Wales local Valid lists valid stations first alphanumerically then off air stations To change station order select Menu Station order then Alphanumeric Ensemble or Valid 8 FM radio m...

Page 20: ...y result in a poor signal to noise ratio hiss To play weak stations in mono se lect Menu Audio setting FM weak reception Listen in mono only Yes 9 AUX in mode AUX in mode plays audio from an external...

Page 21: ...the sleep timer select Menu Main menu Sleep then choose from Sleep OFF 15 MINS 30 MINS 45 MINS or 60 MINS Once you select a sleep period the system returns to the main menu Press Menu to return to th...

Page 22: ...gm elektronik swiss adm gm elektronik swiss GM 1525 AM Page 22 23 Operating instruction 1706 003 Modes and menus overview map...

Page 23: ...x04 9 0x36 4 0x05 10 0x37 5 0x06 M6 0x3A M1 0x07 M7 0x3B M2 0x0A M8 0x3C M3 0x0B M9 0x3D M4 0x0E M10 0x3E M5 0x0F INTERNET RADIO Mode 0x3F SHIFT 0x15 INTERNET PLAYER Mode 0x40 PRESET 0x17 DAB Mode 0x4...

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