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RN-41-N-USB Datasheet(PDF) 4 Page - List of Unclassifed Manufacturers |
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RN-41-N-USB Datasheet(HTML) 4 Page - List of Unclassifed Manufacturers |
4 / 12 page www.rovingnetworks.com Version 3.3r 4/9/2012 4 RN -41 -DS Figure 2 shows the pinout and Table 6 describes the pins. Figure 2. RN-41/RN-41-N Pinout Table 6. Pin Description Pin Name Description Default 1 GND Ground – 2 SPI_MOSI Programming only No connect 3 GPIO6 Set Bluetooth master (high = auto-master mode) Input to RN-41with weak pulldown 4 GPIO7 Set baud rate (high = force 9,600, low = 115 K or firmware setting) Input to RN-41 with weak pulldown 5 RESET Active-low reset Input to RN-41 with 1K pullup 6 SPI_CLK Programming only No Connect 7 PCM_CLK PCM interface No Connect 8 PCM_SYNC PCM interface No Connect 9 PCM_IN PCM interface No Connect 10 PCM_OUT PCM interface No Connect 11 VDD 3.3-V regulated power input – 12 GND Ground – 13 UART_RX UART receive input Input to RN-41 14 UART_TX UART transmit output High level output from RN-41 15 UART_RTS UART RTS, goes high to disable host transmitter Low level output from RN-41 16 UART_CTS UART CTS, if set high, it disables transmitter Low level input to RN-41 GND SPI_MOSI GPIO6 GPIO7 RESET SPI_CLOCK PCM_CLK PCM_SYNC PCM_IN PCM_OUT VDD GND SPI_MISO SPI_CSB GPIO4 GPIO5 GPIO3 GPIO2 USB_D- USB_D+ UART_CTS UART_RTS UART_TX UART_RX 1 2 3 4 5 6 7 8 9 10 11 12 24 23 22 21 20 19 18 17 16 15 14 13 35 29 34 33 32 31 28 30 RN-41 Top View GND SPI_MOSI GPIO6 GPIO7 RESET SPI_CLOCK PCM_CLK PCM_SYNC PCM_IN PCM_OUT VDD GND SPI_MISO SPI_CSB GPIO4 GPIO5 GPIO3 GPIO2 USB_D- USB_D+ UART_CTS UART_RTS UART_TX UART_RX 1 2 3 4 5 6 7 8 9 10 11 12 24 23 22 21 20 19 18 17 16 15 14 13 35 29 34 33 32 31 28 30 RN-41-N Top View |
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