BTM0 Bluetooth Module User Manual ATTOWAVE CO., LTD.
Table of Contents 1. Introduction ∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙ 3 1.1 Product Overview ∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙ 3 1.2 Features ∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙ 3 1.2.
1. Introduction 1.1 Product Overview The BTM0 was an Attowave co., Ltd. Bluetooth Module. The BTM0 is used to add Bluetooth to Radar detectors. It uses Bluetooth Low Energy to communicate between the Radar detector and a Bluetooth LE equipped smartphone. 1.2 Features 1.2.1 Bluetooth · DA14585(Bluetooth Low Energy 4.
1.3 Specifications Table 1.3.1 General Feature Description Product Description Bluetooth Module Major Chipset Dialog DA14585 Host Interface UART Dimension 25 x 15 x 1 mm (L x W x H) Antenna Micro-strip Antenna (Built-in) 1.3.2 Bluetooth Feature Description Bluetooth version BLE 4.2 Frequency Range 2402 ~ 2480 MHz Modulation GFSK for Bluetooth Target power -2dBm Target Power Measured Power [dBm] [dBm] BLE_1Mbps_Lowest -2 -2.38 BLE_1Mbps_Middle -2 -2.
2. Pin Definition Pin name Basic Description Type Level Power Supply VBAT3V 3.3V Power Supply AIO 3.3V VBAT_RF 3.3V Power Supply AIO 3.3V GND Ground AIO Debug Interface and Reset SWDIO JTAG Data input/output I/O 3.3V SWCLK JTAG clock signal input I/O 3.3V RST Reset signal (active high). Must be connected to GND if not used I 3.3V SPI_CLK Input/Output, SPI clock DO 3.3V SPI_EN Output, SPO chip enable DO 3.3V SPI_DO Output, SPI Data output DO 3.
3. Electrical Characteristics 3.1 Absolute Maximum Ratings Symbol Parameter VBAT3V 3.3V power supply Min Typ Max Unit 3.3 3.6 V 3.2 Recommended Operating Conditions Symbol Parameter Min Typ Max Unit VBAT3V 3.3V power supply 3.0 3.3 3.6 V Typ Max Unit 3.3 Digital IO Pin DC Characteristics Symbol Parameter Min VIH Input High Voltage 0.84 VIL Input Low Voltage V 0.
Federal Communications Commission Interference Statement 1.1 Liability for illegal acts Anyone who uses this product for illegal purposes shall be liable and he or she shall be held responsible for all and any consequences. 1.2 FCC licensing information λ Federal Communications Commission Interference statement NOTE: Change or modification not expressly approved by the party responsible for compliance could void the user’s authority to operate the equipment.
approved for use when installed in devices produced by a specific manufacturer. If any hardware modify or RF control software modify will be made by host manufacturer, C2PC or new certificate should be apply to get approval, if those change and modification made by host manufacturer not expressly approved by the party responsible for compliance ,then it is illegal.
