Specification Project Dräger BT Module - Project Dräger BT Module Version: 0.7 State: Draft Distribution List Name (alphabetic) Department Location Copyright Dräger Safety AG & Co. KGaA Author Dept.: 5420 Verified by Signature: Dept.: 5420 Name: Sebastian Kleiner Name: Markus Gnade Phone: 1951 Phone: NA File: Dräger BT Module Spec. File: Date: December 8, 2021 Date: NA Confidential Information. Property of Dräger Safety AG & Co. KGaA. All rights reserved.
Specification Project Dräger BT Module - State of the Document Version State 0.1 Date Responsible Person Reason for Correction DRAFT Sebastian Kleiner Initial Version 0.2 DRAFT Markus Gnade FCC / IC ID added 0.3 DRAFT Markus Gnade 0.4 DRAFT Markus Gnade 0.5 DRAFT Markus Gnade 0.6 DRAFT Markus Gnade 0.
Specification Project Dräger BT Module - Table of Content 1 2 3 GENERAL ..................................................................................................................... 5 1.1 Motivation .......................................................................................................................................................... 5 1.2 Terms and Definition ....................................................................................................................
Specification Project Dräger BT Module 5.1 6 Setup power supply ......................................................................................................................................... 18 5.1.1 Setup for extern-controlled power supply ................................................................................................. 18 5.1.2 Setup to use Buck/Boost converter ...........................................................................................................
Specification Project Dräger BT Module - 1 1.1 General Motivation Due to the necessities of connectivity solutions, especially Bluetooth functionality, in nearby every Draeger product in the future and the specialties of the requirements in terms of Ex- and Radio approvals, the need to provide an own customized Dräger Bluetooth module is more and more present.
Specification Project Dräger BT Module - 2 9x11mm Modul description (BT01) The 9x11mm Dräger BT Module variant shall be used in new Products and should be as small as possible to be able to be integrated also in small handheld Dräger devices. Main features are: - small size 11x9mm - BT 5.
Specification Project Dräger BT Module - 2.2.1.1 Normal Operation Symbol Description min nom max Unit VDD Supply voltage 1,7 3 3,6 V VIN High Digital interfaces input high voltage 0.7*VDD VDD V VIN low Digital interfaces input low voltage VSS 0.3*VDD V Iop Operating current tbd tbd mA Ip Pulse current Ta Operating Temperature Range -40 25 85 °C Cm Overall capacitance 5,72 7,10 8,48 µF Lm Overall inductance 8,37 8,6 8,84 nH tbd mA Figure 2.
Specification Project Dräger BT Module - 2.2.3 Transmit Power VDD = 1,7V to 3,6V, Tamb = +20°C Measured conducted according to xxx Symbol Description min nom max Unit tbd Figure 2.2-4: Transmit Power 2.2.4 Interfaces Supported electrical interface are SPI, I2S, UART and Software Debug Interface. All GPIOs are configurable in the PSEL registers for interface functionality. Refer Table 2-1: Pin assignments for available GPIOs.
Specification Project Dräger BT Module 2.2.4.3 Universal asynchronous receiver/transmitter UART The nRF52840 provides an UART interface to establish a serial interface for data exchange to other devices. This interface features full duplex, automatic flow control and parity checking. Maximum baud rate is 1Mbaud. In principle every available GPIO can be used as UART interface. Please refer https://www.nordicsemi.com/Products/Low-power-short-range-wireless/nRF52840 for further details.
Specification Project Dräger BT Module - Pin 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 Signal GND VCC GND SWDCLK SWDIO GND P0.18/ Reset GND GND NFC1 NFC2 GND P1.00/ Tracedata0 P0.17/ IO P0.16/ IO P0.14/ IO P0.13/ IO P0.11/ Tracedata2 Pin 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 Signal GND GND GND GND GND GND P0.07/ Traceclk P1.09/ Tracedata3 P0.12/ Tracedata1 GND GND GND P0.03/ AIN1 P0.02/ AIN0 P0.28/ AIN4 P0.30/ AIN6 P0.05/ AIN3 P0.
Specification Project Dräger BT Module - 3 17x10mm Modul description The 17x10mm Dräger BT Module variant shall be used in existing projects as a replicant for actual used BTModul Telit S42. The Dräger BT Module is pin compatible to the Telit S42 but features more functionality by having four times more memory capacity and support more BT5 features. Main features are: - Compact size 17x10mm - BT 5.
Specification Project Dräger BT Module - Pin BT-Modul Pin nrF52840 Signal TP Adapter 8326001 5 42 17 10 28 P1.00 P0.12 P0.11 P1.09 P0.07 TD0 TD1 TD2 TD3 TCLK 25 20 13 19 17 9 1 P0.26 P0.08 Boot Testmode 9 3 18 4 3 23 P0.14 P0.13 P0.17 P0.16 RXD TXD CTS RTS 27 5 15 6 P0.02 IRUIN 16 21 Table 3-1 Pins matched to Adapter 8326001 Test Points 3.2.
Specification Project Dräger BT Module 3.2.2.2 Absolut maximum operation Symbol Description min max Unit VDD Supply voltage -0,3 3,9 V VIN IO Digital interfaces input voltage -0,3 3,9 V VSS System Ground 0 V Is Operating current tbd mA I_NFC Max. NFC input current 80 mA RF_in RF input level 10 dBm ESD_HB ESD human body 1 kV Ts Storage Temperature Range 125 °C -40 Figure 3.2-2: Absolut maximum operating conditions 3.2.
Specification Project Dräger BT Module - 3.2.5.1 Serial Wire Debug SWD This interface provides SWDIO an SWCLK signals for debug purposes during development. Leave this pins open once they are not needed. Please refer https://www.nordicsemi.com/Products/Low-power-short-range-wireless/nRF52840 for further details.
Specification Project Dräger BT Module Modul Pinning 17x10mm 41 42 43 44 45 46 47 48 33 34 35 36 37 38 39 40 25 26 27 28 29 30 31 32 17 18 19 20 21 22 23 24 9 10 11 12 13 14 15 16 1 2 3 4 5 6 7 8 1,25 mm 0,9 mm 1,25 mm 1,5 mm 10 mm 3.3 1,5 mm 17 mm Figure 3.3-1: Modul Pinout (Top View) 17x10mm Pin 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 Signal P0.08 / IO P0.05/AIN3 P0.17/ IO P0.13/ IO P1.00 /TD0 VCC GND GND P0.26/ IO P1.
Specification Project Dräger BT Module 3.4 Footprint Part number 17x10mm A symbol and footprint can be found in our global Mentor Library Part number: 3709318 Dataset: 10000560 Confidential Information. Property of Dräger Safety AG & Co. KGaA. All rights reserved. To be passed on only after written consent by Dräger Safety AG & Co. KGaA. Printed versions are uncontrolled Version: 0.
Specification Project Dräger BT Module - 4 Software Both modules are based on the same Nordic SoC nrF52840. So, in principle, existing Firmware for this SoC is able to run on both modules. The Dräger Firmware is based on Zephyr Operation System. Please refer to [2] for detailed Test mode description. Confidential Information. Property of Dräger Safety AG & Co. KGaA. All rights reserved. To be passed on only after written consent by Dräger Safety AG & Co. KGaA.
Specification Project Dräger BT Module - 5 Maintenance Access Test modes Both Dräger Moduls can be tested with the Dräger Test board part number 3713475. Either the 17x10mm or the 9x11mm variant is placeable on this Test board. All available Pins are connected to Test points. The Dräger BT Modules can be supplied either with an external controlled power supply or with an equipped DC/DC Boost Buck converter powered with batteries for example. Please refer to dataset 10002090 for further information.
Specification Project Dräger BT Module - Figure 5.1-2 Test board configured to use Buck/Boost converter 5.2 Test board with 9x11mm Dräger module To setup the Test board to the 9x11mm X300 should be set to J1. Figure 5.2-1 Test board for use with 9x11mm 5.3 Test board with 17x10mm Dräger module To setup the Test board to the 17x10mm X300 should be set to J2 Figure 5.3-1: Test board for use with 17x10 Confidential Information. Property of Dräger Safety AG & Co. KGaA. All rights reserved.
Specification Project Dräger BT Module - 6 Approvals 6.1 Federal Communicators Commissions for US (FCC) The Modules with the equipped antennas comply to the requirements of Claas 2 digital devices of part 15 of the FCC rules. The Transmitter is subjected to the following conditions: 1. This device may not cause harmful interference, and 2. This device must accept any interference received, including interference that may cause undesired operation.
Specification Project Dräger BT Module 6.1.3 FCC ID BT02 The 17x10mm BT02 module has been tested to fullfill the FCC requirements. Model Name: BT02 FCC ID: X6O-BT02 Due to the Module size, the FCC identifier is displayed in the specification and must also be displayed in the instruction manual of the device.
Specification Project Dräger BT Module 6.2.2 Licence ID BT01 BT01 Licence ID: IC: 5895F-BT01 Due to the Module size, the identifier is displayed in the specification and must also be displayed in the instruction manual of the device. It cannot be displayed readable on the module’s label due to the limited size 6.2.3 Licence ID BT02 BT02 Licence ID: IC: 5895F-BT02 Due to the Module size, the identifier is displayed in the specification and must also be displayed in the instruction manual of the device.
Specification Project Dräger BT Module - Figure 6.3-3 - Eu-DoC for Dräger Bluetooth Module 17x10mm BT02 6.4 Bluetooth SIG According to the Bluetooth SIG, Modules 9x11mm and 17x10mm fulfills the criteria to label your product as a Bluetooth device. Bluetooth 5 Module 9x11 Module 17x10 Declaration ID tbd tbd QDID tbd tbd Table 6-3: Bluetooth SIG qualification Confidential Information. Property of Dräger Safety AG & Co. KGaA. All rights reserved.
Specification Project Dräger BT Module - 7 Enviromental Following test were done with the modules. Each test should be start, after the DUT was exposed to room temperature and humidity for at least one hour. Item Test 1 Heat-Shock/Temperature Cycling Test Limit electrical parameters should be within the specification Condition At -40°C and 85°C for 1h/cycle Total 100 cycle 2 Temperature Humidity Storage At 60°C 85%r.H.
Specification Project Dräger BT Module - 8 Solder profile The maximum temperature should not be more than 250°C. Further. The Temperature above 220°C should be present for at least 20 seconds but not more than 50 seconds Table 8-1: Solderprofile Confidential Information. Property of Dräger Safety AG & Co. KGaA. All rights reserved. To be passed on only after written consent by Dräger Safety AG & Co. KGaA. Printed versions are uncontrolled Version: 0.
