TWR-WIFI-GS1500M - Freescale Semiconductor
Contents
1. TWRWIFIG1500MUM TWR WIFI G1500 PWM2 wa we A38 A39 A40 41 42 A43 44 45 4 NE x pox x o l S o A pass eo pas GPIO Aas GPIO A4 Ground X A50 GPIO 51 GPIO ____ o o A52 GPIO 1 as A USD 57 _ o o o o oma mo TM J j TM __ __ _ TM S asa RSTOUT b A63 as ____ Ground A66 ___ A67 FBADB a raa ___ _ A70 mano __ _ 0 0 pam an BA ____ A74 eao __ Ms __ reas _ FB AD4 FB AD3 A69 A73 A77 A81 as 33v jasavewe X M User s Manual Page 7 of 8 2 freescale semiconductor 4 Jumper Table There are several jumpers provided for isolation configuration and feature selection Refer to the following table for details The default installed jumper settings are highlighted below Table 3 TWR WIFI GS1500M Jumper Table Jumper Option Setting Description Power Supply Input RUN 1 2 Connect GS1500M interrupt to Tower IRQ_G B56 1 J7 J8 J9 J11 J14 J15 Interrupt Selection 7 8 1 2 Selection 2 1 Connect GS1500M Reset to Tower GPIO9 A9 Connect GS1500M Reset to Tower GPIOO9 A9 15 Selection 1 2 Connect GS1500M Reset2. eM gt freescale TWR WIFI GS1500M User s Manual Rev 1 0 2 freescale semiconductor Contents 1 Overview 2 Reference Documents Hardware 3 1 GainSpan GS1500M Module 3 3 Special I O access headers etc 3 4 LED Switches and Buttons 3 5 Elevator Connections 4 Jumper Table Revision History Revision Date Changes Sept 2012 Initial Release TWRWIFIG1500MUM TWR WIFI G1500M User s Manual Page 2 of 8 2 freescale semiconductor 1 Overview The GainSpan Wi Fi Tower Module TWR WIFI GS1500M is a low cost evaluation demonstration and development board that features an 802 11b g n GS1500M solution from GainSpan The following list summarizes the features of the modules e GainSpan Wi Fi module GS1500M is compliant to 802 11b g n and operates with standard 802 11 b g n access points at speeds up to 72 Mbps Supports standby deep sleep and 802 11 PS POLL for low power states Supports Infrastructure Adhoc Limited and Wi Fi Direct modes o UART and SPI interfaces Clock rates up to 1 4 MHz in SPI Slave Mode Up to 921 6 kbps baud rate on UART o Full Wi Fi stack including WPS and optional networking st
3. IN gt N B2 00 N 2 N N 2 N w gt gt gt w w w 2 2 2 2 w w lt Ww lt lt N 2 gt N oO A UJ O gt Ww Ww 3 UJ DACO TMR1 TMRO DAC1 B33 TMR3 TMR2 00 UW N OW N 00 w w N t Oo Se gt gt gt gt 90 UJ 2 2 UJ lt lt lt Ww I W UJ ALARM2 3 3V Power A35 A 4 DC_DC_CNTL GPIO6 3 3V Power B37 PWM7 PWM3 gt W N gt AJ G I O lt lt TWR WIFI G1500M User s Manual Page 6 of 8 freescale A semiconductor B38 PWM6 B39 5 PWS wa ewe m awe pes GND Ground B52 GPIOS x _ USBDPPDOWN USBDMPDOWN B55 IRQ_H IRQ_C GPIO28 GPIO28 __ 1 x x CTI Ux emo ew um E ay ams ae rab ___ B69 FB AD18 FB AD19 mos B70 B B B B 9s Beo J j JA pes Bos __ perme Boa _ 6 7 8 9 60 61 62 63 64 65 66 67 68 71 72 75 76 9m eos o o a 98 eBo __ peo Bor J 95 01 s ___ X s52 asw javmwe X
4. purposes This interface is brought out to a standard RS232 DB9 connector via a RS232 transceiver In addition to the serial interface a switch is also provided on the board to put the module in programming mode __ Primary nem connector ione ti 256 F Tt a connector optional Program Power switch B RS323 DB9 GS1500M connector Wi Fi module connector optional Secondary connector 3 4 LED Switches and Buttons The tower modules contain various LEDs switches and Buttons that perform different functions or provide status information The table below provides a brief description of the each of them Table 1 TWR WIFI GS1500M Switch LED Button Table Item Type Label Description SW3 Button Aarm Alarm input to wake module up from deepsleep or standby power save state D2 D3 SW controlled using AT command from Module 3 5 Elevator Connections The tower module features two expansion card edge connectors that interface to Elevator boards in a Tower system the Primary and Secondary Elevator connectors The Primary Elevator connector comprised of sides A and B is utilized by the tower module while the Secondary Elevator connector TWRWIFIG1500MUM TWR WIFI G1500M User s Manual Page 5018 2 freescale semiconductor only makes connections to ground GND Table 2 provides the pinout for the Primary Elevator Connector An X in the Used column indicates t
5. ack and services 802 11 Security WEP WPA WPA2 PSK Enterprise o Embedded Web Server for Provisioning o Certified RF Module FCC IC ETSI ROHS Compliant with JAPAN regulatory A block diagram for the GainSpan module Based Tower is shown in the figure below Antenna 3 3V OST WAKEUP CiO Freescale RESET Low Power MCU MPU Wi Fi TWR BRD SPI Module Master UART SPI Slave UART MSPI RS232 Debug Programming Port Figure 1 TWR WIFI GS1500M Block Diagram TWRWIFIG1500MUM TWR WIFI G1500M User s Manual Page 3 of 8 P eo 2 freescale semiconductor 2 Reference Documents The documents listed below should be referenced for more information on the Freescale Tower system and the TWR WIFI G1500M Refer to http www freesale com tower for the latest revision of all Tower documentation e TWR WIFI GS1500M Quick Start Guide e TWR WIFI GS1500M Lab Tutorial e TWR WIFI GS1500MSchematics e GainSpan Serial to Wi Fi Adapters Guide For technical documents on the GainSpan Wi Fi module refer to http www gainspan com 3 Hardware Features This section provides more details about the features and functionality of the TWR WIFI Module 3 1 GainSpan GS1500M Module GainSpan module is a highly integrated ultra low power Wi Fi module that contains the following e Contains media access controller MAC baseband processor on chip flash memory and SRAM and a network processor in a singl
6. e package e Built in certified PCB trace antenna or external Antenna and on board regulators 32 KHz amp 44 MHz crystal circuitries o The GS1500M has capability of up to 14dBm typical output power at the antenna e Module includes a variety of I O interfaces o Two UART with optional hardware flow control support o Two SPI block with Master or Slave Operation o C with Master or slave operation o Two low power 10 bit ADC capable of running at up to 32 Ksamples Sec o GPIO s and LED Drivers GPIO with 20mA capabilities JTAG The Module carries on board single supply monitor for under voltage supply and on board 1 8V regulator with enable disable capabilities for power critical applications For additional details refer to the GS1500M data sheet available from GainSpan The module connects to the Freescale Tower platform using either UART or the SPI interface The module firmware supports basic AT command set and has the network stack built in so the driver is bare metal driver the K60 MCU 3 2 System Power The module is powered by 3 3V from the Primary Elevator connector TWRWIFIG1500MUM TWR WIFI G1500M User s Manual Page 4 of 8 e 222 z freescale semiconductor 3 3 Special 1 0 access headers etc The firmware on the GainSpan module runs directly from the on board flash on the module To allow for updating of the program on the flash the tower module incorporates a UART serial interface for programming
7. hat there is a connection from the TWR WIFI GS1500M to that pin on the Elevator connector An X in the Jmp column indicates that a jumper is available that can configure or isolate the connection from the Elevator connector Table 2 TWR WIFI GS1500M Primary Elevator Connector Pin out TWR WIFI G1011MI GS1500M Primary Connector Q gt Side B Pin Pin Name Usage Used Jmp Name Usage Used Jmp gt N N gt gt 3 3V Power 3 3V Power 3 3V Power W gt n IN ELE PS SENSE UJ SCLO SDAO SPI1 SDHC1 SPI1 CS1 SDHC1 CS1 SPI1 CSO SDHC1 CSO SPI1 MOSI SDHC1 CMD SPI1 MISO SDHC1 DO MSPI_CLK MSPI_CSx MSPI_CSx MSPI_DIN MSPI_DOUT gt gt Oo 8 EXT RESET gt to GPIO9 CTS1 10 GPIO8 SDHC D2 A11 GPIO7 SD WP DET Mechanical Key gt B10 11 UJ E N B12 ETH_COL B13 ETH_RXER ETH_TXCLK 1 ETH_TXEN B16 ETH_TXER B17 ETH_TXD3 ETH_TXD2 ETH_TXD1 ETH_TXDO ETH_CRS ETH_MDC ETH_MDIO ETH_RXCLK ETH_RXDV ETH_RXD3 ETH_RXD2 ETH_RXD1 ETH_RXDO 551 MCLK 551 BCLK SS FS 4 SSI_RXD A25 SSI_TXD gt gt B14 gt UJ UJ UJ UJ B JU O 1 00 B2 ipB21 GPIO1 GPIO2 GPIO3 CLKINO CLKOUT1 GPIO_RST GPIO29 GPIO19 N N N gt N IN e e e Ww e JO
8. to Tower RSTOUT A63 2 Connect GS1500M Reset to Tower GPIO1 B21 Slave SPI Port CS 1 2 Connect Tower SPIO_CSO to slave SPI CS on GS1500M Selection Connect Tower SPIO_CS1 to slave SPI CS on GS1500M UART Routing Connect GS1500M UARTO to on board RS232 DB9 Selection 3 3 Connect GS1500M UARTO to Tower System Connect Tower SPI1 CS1 to master SPI CS on GS1500M Connect Tower SPI1 CSO to master SPI CS on GS1500M Connect GS1500M power supplies to the 3 3V supply Power Isolation source and Current Isolate GS1500M from power supplies J11 can be used to Measurement OFF measure the energy consumption of the VBAT VDDIO and EN 1V8 supplies to the GS1500M RS232 ON RS232 transceiver operates in normal mode OF 3 2 GS1500M Reset 2 3 3 2 2 1 DS Master SPI Port 1 CS Selection 2 ON T F RS232 transceiver forced off Force off UART CTS ON Connect UARTO CTS from GS1500M to RS232 transceiver Isolation Disconnect UARTO CTS from RS232 transceiver Note This jumper is not applicable with Serial to Wi Fi firmware It is applicable with IP to Wi Fi firmware TWRWIFIG1500MUM TWR WIFI G1500M User s Manual Page 8 of 8
Download Pdf Manuals
Related Search