Datasheet RN42, RN42N (Microchip) - 5

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RN42/RN42N
Figure 1-2 and Figure 1-3 show the modules’ Figure 1-4 and Figure 1-5 show the pinout and dimensions. Table 1-6 describes the module’s pins.
FIGURE 1-2: RN42 MODULE FIGURE 1-4: RN42 PIN DIAGRAM DIMENSIONS
Top View Side View 25.8 25.8 20.5 GND 1 24 SPI_MISO 19.7 SPI_MOSI 2
RN42
23 SPI_CSB GPIO6 3
Top View
22 GPIO4 16.0 14.8 0.80mm GPIO7 4 21 GPIO5 13.6 RESET 5 20 GPIO3 12.4 11.2 SPI_CLOCK 6 19 GPIO2 10.0 PCM_CLK 7 18 USB_D- 8.8 7.6 PCM_SYNC 8 17 USB_D+ 6.4 PCM_IN 9 16 UART_CTS 5.2 4.0 PCM_OUT 10 15 UART_RTS 2.8 VDD 11 14 UART_TX 0.7 0.0 GND 12 13 UART_RX 0.0 35 29 34 33 32 31 28 30 0.0 1.1 2.6 3.6 4.9 6.1 7.3 8.5 9.8 2.4 0.8 0.0 1 10.8 12.3 13.4 AIO1 GND GND AIO0 Dimensions are in millimeters GPIO1 GPIO10 GPIO9 GPIO8 Tolerances: PCB Outline: +/- 0.13 mm PCB Thickness: +/- 0.1 mm
FIGURE 1-3: RN42N MODULE FIGURE 1-5: RN42N PIN DIAGRAM DIMENSIONS
Top View Side View AD GND RFP GND 7.3 8.9 10.5 27 26 25 20.5 19.7 20.5 GND 1 24 SPI_MISO SPI_MOSI 2
RN42N
23 SPI_CSB
Top View
16.0 GPIO6 3 22 GPIO4 14.8 0.80mm GPIO7 4 21 GPIO5 13.6 12.4 RESET 5 20 GPIO3 11.2 10.0 SPI_CLOCK 6 19 GPIO2 8.8 PCM_CLK 7 18 USB_D- 7.6 6.4 PCM_SYNC 8 17 USB_D+ 5.2 4.0 PCM_IN 9 16 UART_CTS 2.8 PCM_OUT 10 15 UART_RTS 0.7 0.0 VDD 11 14 UART_TX 0.0 GND 12 13 UART_RX 35 29 34 33 32 31 28 30 0.0 1.1 2.6 3.6 4.9 6.1 7.3 8.5 9.8 2.4 0.8 0.0 10.8 12.3 13.4 1 Dimensions are in millimeters AIO1 GND GND AIO0 Tolerances: GPIO1 PCB Outline: +/- 0.13 mm GPIO10 GPIO9 GPIO8 PCB Thickness: +/- 0.1 mm  2015 Microchip Technology Inc. DS50002328A-page 5 Document Outline Class 2 Bluetooth® Module with EDR Support Table of Contents 1.0 Device Overview 1.1 MCU Interface 1.2 ASCII Command and Data Interface TABLE 1-1: Environmental Conditions TABLE 1-2: Electrical Characteristics TABLE 1-3: Module Dimensions TABLE 1-4: Radio Characteristics TABLE 1-5: Digital I/O Characteristics TABLE 1-6: Pin Description 2.0 Application Information 2.1 Reset Circuit 2.2 Factory Reset Using GPIO4 2.3 Connection Status TABLE 2-1: GPIO5 Status TABLE 2-2: GPIO2 Status 2.4 Module Mounting Details 2.5 External Antenna Types (RN42N) 2.6 HCI Mode 2.7 Soldering Recommendations 2.8 SPI Interface 2.9 Bluetooth SIG QDID 2.10 Application Schematic 3.0 Regulatory Approval 3.1 United States 3.2 Canada 3.3 Europe TABLE 3-1: RN42 European Compliance Testing 3.4 Australia 3.5 New Zealand 3.6 Japan 3.7 Korea 3.8 Taiwan 4.0 Ordering Information TABLE 4-1: Ordering Information(1) Worldwide Sales and Service