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RF-Star BM-ND04C Manual Download Page 51

                             

nRF52810 

www.szrfstar.com

                                                                                                                                                  V1.3 - Sep., 2020 

Shenzhen RF-star Technology Co., Ltd.                                                                                                                   

Page  50  of  50

                                               

12 Contact Us 

 

SHENZHEN RF-STAR TECHNOLOGY CO., LTD. 

Shenzhen HQ:   

Add.: Room 601, Block C, Skyworth Building, High-tech Park, Nanshan District, Shenzhen, Guangdong, China 

Tel.: 86-755-3695 3756 

Chengdu Branch:   

Add.: No. B3-03, Building No.1, Incubation Park, High-Tech District, Chengdu, Sichuan, China, 610000 

Tel.: 86-28-6577 5970 

 

Email: [email protected], [email protected] 

Web.: www.szrfstar.com 

Summary of Contents for BM-ND04C

Page 1: ...nRF52810 Bluetooth 5 0 Low Energy Slave Module and Protocol Version V1 3 Shenzhen RF star Technology Co Ltd Sep 16th 2020...

Page 2: ...nRF52810 www szrfstar com V1 3 Sep 2020 Shenzhen RF star Technology Co Ltd Page 1 of 50 RF BM ND04C RF BM ND04I RF BM ND08...

Page 3: ...guration at Beacon Mode 7 2 6 Device Status 8 3 Package and Pin Assignment 9 3 1 RF BM ND04C I 9 3 2 RF BM ND08C I 12 4 UART Transparent Transmission Protocol Bridge Mode 15 5 BLE Protocol Specificati...

Page 4: ...1 7 1 Test by APP Android 31 7 2 Test by PC End 33 Preparation before Use 33 Connection Steps 34 8 iOS APP Programming Reference 39 9 Master Reference Code Transparent Transmission 42 10 Application I...

Page 5: ...of Figures Figure 1 PCB Footprint of RF BM ND04C 9 Figure 2 PCB Footprint of RF BM ND04CI 9 Figure 3 Pin Assignment of RF BM ND04C I 10 Figure 4 PCB Footprint of RF BM ND08C 12 Figure 5 PCB Footprint...

Page 6: ...rts Bluetooth 5 0 LE including the high speed 2 Mbps feature and ANT and 2 4 GHz proprietary protocols for simple programming The module has numerous digital peripherals and interfaces such as PDM PWM...

Page 7: ...ign for master CPU and the APP for mobile devices In order to ensure the stability of the firmware the module will start to work normally after 500 ms of power on 2 2 Features 1 Easy to use no need of...

Page 8: ...49 A Broadcast cycle 5000 ms Connection 64 72 A Connection cycle 50 ms Connection 33 80 A Connection cycle 100 ms 2 3 Supporting Working Mode The device supports two working modes as below 1 BLE slav...

Page 9: ...closed and unavailable in this mode 2 6 Device Status 1 DEVICE START The device starts to work 2 S CONNECTED BLE slave is successfully connected 3 S DISCONNECTED BLE slave is disconnected 4 B CONNECTE...

Page 10: ...of 50 3 Package and Pin Assignment 3 1 RF BM ND04C I RF BM ND04C is pin to pin compatible with and RF BM ND04CI The difference is that the antenna of RF BM ND04C is PCB type while RF BM ND04CI is IPEX...

Page 11: ...f RF BM ND04C I Table 2 Pin Functions of RF BM ND04C I Pin Name Function Description 1 GND GND Ground 2 VCC VCC Power supply 1 7 V 3 6 V Recommended to 3 3 V 3 P21 RST I O Reset active low 4 P22 I O 5...

Page 12: ...rial port RX 20 P09 I O 21 P10 I O 22 P11 I O 23 P12 I O 24 P13 Wakeup IO When the module is in sleep state the module can be awakened through this IO Active on falling edge 25 P14 I O 26 P15 I O 27 P...

Page 13: ...h and RF BM ND08CI The difference is that the antenna of RF BM ND08C is PCB type while RF BM ND08CI is IPEX type SWD debugging ports are on the bottom side of the module which is not pull out in the s...

Page 14: ...5 P17 State indicator Broadcast state indicator in high level during broadcast in low level during connection always on 6 P21 RST I O Reset active low 7 P13 Wakeup IO When the module is in sleep stat...

Page 15: ...tar Technology Co Ltd Page 14 of 50 that the device is ready to recei 16 P07 CTS Clear ToSend send permission input signal used to judge whether it can send data to the other party active low 17 P06 T...

Page 16: ...mobile devices to the module must be sub packed automatically into 1 244 Bytes packet before sending The module will transmit them to the master RXD in turn when received the packets 1 The hardware pr...

Page 17: ...UUID Characteristics UUID 6E400003B5A3F393E0A9E50E24DCCA9E Executable operations Notify Remarks The serial port input is transmitted to the BLE output and the data input from the serial port RX will b...

Page 18: ...has the above four types of commands 4 The AT command must be capitalized and ended with a carriage return and line feed CRLF 5 The returned in the query AT command indicates the optional parameters a...

Page 19: ...t save after power off AT ROLE Query set device role Take effect after restart save after power off AT POWER Query set device power Take effect after restart save after power off AT SLEEP Query set sl...

Page 20: ...on Query device name Example AT NAME Return Value AT NAME RF STAR SMMT OK Remark AT NAME Function Set device name Example AT NAME TEST NAME Return Value OK Remark Take effect after restart save after...

Page 21: ...unction Set device MAC address Example AT MAC F1 F2 F3 F4 F5 F6 Return Value OK Remark Take effect after restart save after power off Serial Port Echo AT ECHO Function Query parameter range of this co...

Page 22: ...this command Example AT STATUS Return Value AT STATUS 0 1 OK Remark This command has two parameters 0 Disable device status display 1 Enable device status display AT STATUS Function Query the current...

Page 23: ...e current role Example AT ROLE Return Value AT ROLE 0 OK Remark The current role of the device is slave AT ROLE Function Set device role Example AT ROLE 1 Return Value OK Remark The device will work i...

Page 24: ...e Broadcast interval is 200 ms AT ADS Function Set broadcast parameters Example AT ADS 1 0 500 Return Value OK Remark Enable device broadcast Non connectable device Broadcast interval is 500 ms Take e...

Page 25: ...ated according to different mobile phones up to the set connection interval 3 Slave Service AT SERVICE Function Query parameter range of this command Example AT SERVICE Return Value AT SERVICE 0 1 0 F...

Page 26: ...fect after restart save after power off Disconnect Device AT DISCONNECT Function Disconnect all the current connected device Example AT DISCONNECT Return Value OK Remark Take effect immediately do not...

Page 27: ...Remark Set Beacon company ID F1F2 Set Reference RSSI 60 Take effect after restart save after power off Tx Power AT POWER Function Query parameter range of this command Example AT POWER Return Value AT...

Page 28: ...LE function switch Parameter 3 Serial port wake up function switch 0 Disable 1 Enable AT SLEEP Function Query current sleep status of the device Example AT SLEEP Return Value AT SLEEP 1 1 1 OK Remark...

Page 29: ...device Example AT UART Return Value AT UART 115200 OK Remark The current baud rate is 115200 bps AT UART Function Set baud rate of the device Example AT UART 9600 Return Value OK Remark Set the baud r...

Page 30: ...turn Value AT AUTH 1 12GH __ 15 OK Remark Parameter 1 Enable user authentication function Parameter 2 Key is 12GH __ Parameter 3 Valid time of user authentication is 15 s AT AUTH Function Set user aut...

Page 31: ...nRF52810 www szrfstar com V1 3 Sep 2020 Shenzhen RF star Technology Co Ltd Page 30 of 50 Return Value OK Remark Device parameters restore factory settings and restart Take effect immediately...

Page 32: ...f the module is 115200 the data bit is 8 the parity bit is none and the stop bit is 1 Open the nRFConnect to search mobile phone Bluetooth needs to be turned on a list of nearby BLE devices that are b...

Page 33: ...nRF52810 www szrfstar com V1 3 Sep 2020 Shenzhen RF star Technology Co Ltd Page 32 of 50...

Page 34: ...Hardware preparation PC with standard Type A USB interface RF DG 40A nRF52840 dongle RF BM ND04C I RF BM BD08C I 2 Software preparation nRF Connect for Desktop Download address https www nordicsemi c...

Page 35: ...on click the Open button and the operation interface will appear At this time you need to select the corresponding Dongle device for normal use Click Select device to pop up the device name and then c...

Page 36: ...M ND04C module as the slave device as an example referred to as ND04C as shown in the figure below Dongle has successfully connected the slave device ND04C 4 After the device is successfully connected...

Page 37: ...nRF52810 www szrfstar com V1 3 Sep 2020 Shenzhen RF star Technology Co Ltd Page 36 of 50...

Page 38: ...nRF52810 www szrfstar com V1 3 Sep 2020 Shenzhen RF star Technology Co Ltd Page 37 of 50...

Page 39: ...nRF52810 www szrfstar com V1 3 Sep 2020 Shenzhen RF star Technology Co Ltd Page 38 of 50...

Page 40: ...as follows method writeValue forCharacteristic withResponse param data The value to write param characteristic The characteristic on which to perform the write operation param type The type of write t...

Page 41: ...elf setNotifyValue NO forCharacteristic c close notify enable switch method didUpdateValueForCharacteristic param peripheral Pheripheral that got updated param characteristic Characteristic that got u...

Page 42: ...henzhen RF star Technology Co Ltd Page 41 of 50 controls on direct drive functions are similar all by reading or writing to certain characteristic The only difference is the characteristic UUID and th...

Page 43: ...ocontroller to receive If the microcontroller has data to send BRTS will set low to notification module to receive The schematic code is as follows void main void Wait for the module start While memcm...

Page 44: ...ND08CI module are integrated the IPEX version 1 antenna seat the specification of antenna seat is as follow Figure 7 Specification of Antenna Seat The specification of IPEX wire end is as follow Figur...

Page 45: ...very is IPEX connector mode Under IPEX connector mode C1 is off and C2 is welded If you would like to change to half hole antenna output mode please disconnect C2 and weld C2 The locations of C1 and C...

Page 46: ...t is also wrong to randomly route the Bottom Layer or other layers which will affect the spurs and receiving sensitivity of the module to some degrees 6 Assuming that there are devices with large elec...

Page 47: ...ption and reflection of radio waves will be poor when the module is tested close to the ground 2 Seawater has a strong ability to absorb radio waves so the test results by seaside are poor 3 The signa...

Page 48: ...suggest that all modules should follow the 3 precautions below 1 According to the anti static measures bare hands are not allowed to touch modules 2 Modules must be placed in anti static areas 3 Take...

Page 49: ...p 220 235 230 250 Average Descend Rate Tp to Tmax Max 6 s Max 6 s Time from 25 to Peak Temperature t2 Max 6 minutes Max 8 minutes Time of Soldering Zone tP 20 10 s 20 10 s Figure 12 Recommended Reflow...

Page 50: ...cification of AT commands Update communication rate Add power consumption table 2020 06 24 V1 1 Update the description 2020 08 14 V1 2 Modify the minimum broadcast interval of 20 ms Add connection int...

Page 51: ...Y CO LTD Shenzhen HQ Add Room 601 Block C Skyworth Building High tech Park Nanshan District Shenzhen Guangdong China Tel 86 755 3695 3756 Chengdu Branch Add No B3 03 Building No 1 Incubation Park High...

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