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https://www.lairdconnect.com/wireless-
modules/bluetooth-modules

Americas

: +1-800-492-2320

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: +44-1628-858-940

Hong Kong

: +852 2923 0610

Figure 5: Successful initiation of TX Test

With the module is in a Transmit test, you can measure the signal on a spectrum analyzer.

To conduct a receive test, configure the options in the Direct Test Mode panel as follows:

COM Port

Same as previous

Mode

Receive

Channel

0 (2402 MHz)

Once configured, click

Start Test

. If successful, no errors should show.

Note:

Rx Mode produces an RX LO leakage at the following frequency:

2*fRx-1MHz

Содержание BL654

Страница 1: ...nt describes BL654 radio testing using the in built Direct Test Mode DTM firmware and Nordic s nRFgo Studio or Laird Connectivity BleDtmRfTool Entering DTM mode for the BL654 Using Nordic nRFgoStudio...

Страница 2: ...1 0 development kit has its default out of the box settings as described in the BL654 Quick Start Guide available from the BL654 product page https www lairdconnect com wireless modules bluetooth modu...

Страница 3: ...te tab and then in the UwTerminalX panel click Check for Updates When you re running the newest version of UwTerminalX open the Config tab In the device drop down select BL654 to populate the default...

Страница 4: ...e to enter direct test mode To retrieve the characters issue the following command AT I 14 You should receive a response such as 10 14 01 123456789ABC Note the characters in the highlighted positions...

Страница 5: ...he BL654 is in DTM mode you can communicate with the BL654 over the UART with UwTerminal using the following communications settings COM Port Same as before Baud Rate 19200 Parity None Stop Bits 1 Dat...

Страница 6: ...itmask Values for n 0x00000000 to 0xFFFFFFFF bit 0 is the lowest significant bit Default 0 This will be ignored if AT DTMCFG 5 is set to 0 which is the default If a bit is set then the bit number corr...

Страница 7: ...will be ignored if AT DTMCFG 5 is set to 0 which is the default If a bit is set then the bit number corresponds to the GPIO number will have the direction input when the bit is 0 and an output when th...

Страница 8: ...ck Direct Test Mode in the features panel to open the Direct Test Mode panel as shown in Figure 4 Figure 4 Opening the Direct Test Mode panel From there you can place the module in constant TX or RX m...

Страница 9: ...sful initiation of TX Test With the module is in a Transmit test you can measure the signal on a spectrum analyzer To conduct a receive test configure the options in the Direct Test Mode panel as foll...

Страница 10: ...ctivity s BleDtmRfTool allows all BT PHY data rates to be tested 1 Mbps 2 Mbps and coded PHY 500 kbps s 2 and 125 kbps s 8 To begin using Direct Test Mode follow these steps Open Laird Connectivity Bl...

Страница 11: ...Inc All Rights Reserved Americas 1 800 492 2320 Europe 44 1628 858 940 Hong Kong 852 2923 0610 In BleDtmRfTool DTM panel there are two ways to use BleDtmRfTool either manual entry or pressing buttons...

Страница 12: ...ressing LE RESET Data rate Select data rate from 1 MPHY or 2 MPHY or LE CODED S 8 or LE CODED S 2 or selecting continuous CW select 1 MPHY Standard or Stable Modulation Index BL654 series BLE module c...

Страница 13: ...test you can measure the signal on a spectrum analyzer To conduct a receive test configure the options in the Direct Test Mode panel as follows COM Port Same as previous LE RESET First start by press...

Страница 14: ...ngs COM Port Same as previous Baud Rate 19200 Parity None Stop Bits 1 Data Bits 8 Handshaking None Click OK to connect Right click the terminal screen and in the context menu click Automation In the f...

Страница 15: ...so now you can also query what the current DTM configuration is by using the at dtmcfg X where X is the index to query as specified in the Configuration of Module Settings Optional section If you woul...

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