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Summary of Contents for Broadcom WICED BCM920737TAG-04
- Page 1 WICED Smart Tag Hardware User Manual BCM920737TAG-04 WICED™ Development System 920737TAG04-HWUM101-RDS 5300 California Avenue • Irvine, CA 92617 • Phone: 949-926-5000 • Fax: 949-926-5203 August 27, 2015...
- Page 2 , and the Connecting everything logo are among the trademarks of Broadcom Corporation and/or its affiliates in the United States, certain other countries and/or the EU. Any other trademarks or trade names mentioned are the property of their respective owners.
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Page 3: Table Of Contents
Figure 3: Board Assembly (Bottom View) ......................10 Figure 4: Baseband and PMU Schematics ...................... 15 Figure 5: RF Schematics ..........................16 Figure 6: GPIO, Headers, and Power Schematics ..................17 Figure 7: Switches and Sensors ........................18 Broadcom ® August 27, 2015 • 920737TAG04-HWUM101-RDS Page 3... - Page 4 Power-Up Options ............................11 UART Boot-Up ............................11 Boot from ROM ............................. 12 Application Firmware Software Boot-Up ....................12 Hardware Settings ............................13 Configurable Resistor Descriptions ....................... 13 Connector/Switch Descriptions ......................14 Schematics..............................15 Broadcom ® August 27, 2015 • 920737TAG04-HWUM101-RDS Page 4...
- Page 5 Table 2: SW8 DIP Settings (Memory Type) ....................... 9 Table 3: Switch Settings for Power ........................11 Table 4: Voltage Regulator Output ........................11 Table 5: Configurable Resistor Descriptions....................13 Table 6: Connector/Switch Descriptions ......................14 Broadcom ® August 27, 2015 • 920737TAG04-HWUM101-RDS Page 5...
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Page 6: About This Document
About This Document About This Document The Broadcom Wireless Internet Connectivity for Embedded Devices (WICED; pronounced "wicked") Smart™ SDK is shipped with the BCM920737TAG-04 evaluation board. This document provides board layout, schematics, and instructions on how to use this board. -
Page 7: References
Customer Support Portal (CSP) and Downloads and Support site (see Technical Support). For Broadcom documents, replace the “xx” in the document number with the largest number available in the repository to ensure that you have the most current version of the document. Document (or Item) Name... -
Page 8: Figure 1: Wiced Smart Tag4 Key Components
Product Description Product Description The BCM27036 and BCM20737 are Bluetooth Low Energy (BLE)-compliant, stand-alone baseband processors with integrated 2.4 GHz transceivers. The Broadcom WICED Smart Tag4 (Figure 1) is an evaluation board that makes various pins on the BCM2073X available for debug, evaluation, and troubleshooting. -
Page 9: Figure 2: Board Assembly (Top View)
2, 4, 6, 7, and 8 1, 3, and 5 SFLASH a. For the SFLASH to be active R39 must be removed to disable the I C bus. This is in addition to the switch settings. Broadcom ® August 27, 2015 • 920737TAG04-HWUM101-RDS Page 9... -
Page 10: Figure 3: Board Assembly (Bottom View)
BCM920737TAG-04 WICED Smart Tag Hardware User Manual Board Layout The Smart Tag evaluation board assembly bottom view is shown in Figure Figure 3: Board Assembly (Bottom View) Broadcom ® August 27, 2015 • 920737TAG04-HWUM101-RDS Page 10... -
Page 11: Power-Up Options
Note: If the device driver does not load correctly, the FTS2232H driver must be downloaded from the FTDI website (see http://www.ftdichip.com/Drivers/VCP.htm). The evaluation board can now accept HCI commands or download firmware through the UART interface. Broadcom ® August 27, 2015 • 920737TAG04-HWUM101-RDS... -
Page 12: Boot From Rom
3. Set SW6 DIP switches 2 and 4 to the ON position and switches 1 and 3 OFF position. The Smart Tag is now ready to be run the application firmware stored in EEPROM or serial flash, depending on the jumper configuration. Broadcom ® August 27, 2015 • 920737TAG04-HWUM101-RDS... -
Page 13: Hardware Settings
Short Power analyzer terminal bypassed – Open Initiate power analyzing terminal (J12) Short C expander disconnect/SFLASH enabled – Open C expander active/SFLASH disabled Short USB-to-UART (FTDI) active – Open FTDI disconnect Broadcom ® August 27, 2015 • 920737TAG04-HWUM101-RDS Page 13... -
Page 14: Connector/Switch Descriptions
VDDIO from coin cell/regulator output switch HCI mode/application mode/JLINK mode switch EEPROM/SF setting Individual sensor switches External antenna connector JLINK debug USB connector UART header C header GPIO headers Power analyzing terminal Broadcom ® August 27, 2015 • 920737TAG04-HWUM101-RDS Page 14... -
Page 15: Figure 4: Baseband And Pmu Schematics
XTALO32K/P12/P26 P12/P26 5.6K VDDIO 0.1uF XTALI32K/P11/P27 P11/P27 P13/P28 MX25U4033EM1I-12G P13/P28 SO8_1.27mm SI/SIO0 P8/P33 P8/P33 SCLK MISO CS_L SO/SIO1 VDDIO 4.7K 4.7K WP_L/SIO2 HOLD_L/SIO3 SCL_SCK SCL_SCK SDA_SI SDA_SI SERIAL FLASH LTST-C190CKT P13/P28 Broadcom ® August 27, 2015 • 920737TAG04-HWUM101-RDS Page 15... -
Page 16: Figure 5: Rf Schematics
Antenna matching network. P11/P27 P12/P26 Please note that the 0 (DNI) 0 (DNI) value on those components Glass XTAL 3.2x2.5 0.03277MHz may vary by different layout and different housing design. 12pF 12pF Broadcom ® August 27, 2015 • 920737TAG04-HWUM101-RDS Page 16... -
Page 17: Figure 6: Gpio, Headers, And Power Schematics
I2C HEADER TXD_SCI UART HEADER RXD_SCI RXD_SCI TXD_SCI RTS_SCI SHIELD CTS_SCI_L C54 0.1uF VDDIO VDDIO SHIELD VBUS SUSPEND_L/RI_SCI USB_DP PBC04SAAN SHIELD GPIO0_SCI/DCD_SCI_L USB_DN PBC04SAAN SHIELD GPIO1_SCI/DTR_SCI_L SHIELD GPIO2_SCI/DSR_SCI_L SHIELD BCM_TX BCM_RX Broadcom ® August 27, 2015 • 920737TAG04-HWUM101-RDS Page 17... -
Page 18: Figure 7: Switches And Sensors
C37 0.1uF VCCA VCCB C34 10uF 0.1uF RSVD2 RSVD1 0.1uF 4.7K SCL_SCK SDA_SI R41 4.7K MAGNETOMETER VDD_MAG LIS3MDLTR LGA12_0.5mm VDD_MAG VDD_IO SDO/SA1 SCL/SPC 0.1uF TP13 SDA/SDI/SDO DRDY TP14 RESVD_GND RESVD_GND 0.1uF Broadcom ® August 27, 2015 • 920737TAG04-HWUM101-RDS Page 18... - Page 19 Information furnished by Broadcom Corporation is believed to be accurate and reliable. However, Broadcom Corporation does not assume any liability arising out of the application or use of this information, nor the application or use of any product or circuit described herein, neither does it convey any license under its patent rights nor the rights of others.
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