Linx MDEV-900-TT Скачать руководство пользователя | Manualshive

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TT Series

Remote Control Transceiver

Data Guide

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Содержание MDEV-900-TT

Страница 1: ...TT Series Remote Control Transceiver Data Guide...

Страница 2: ...ion 16 Transceiver Operation 17 Transmit Operation 17 Receive Operation 18 The Pair Process 19 Permissions Mask 19 Acknowledgement 20 Mode Indicator 20 Reset to Factory Default 21 Using the RSSI Line...

Страница 3: ...ies integration and lowers assembly costs Features FCC and Canada pre certified Long range 1 mile line of sight Low power consumption 19mA RX 35mA TX 12 5dBm No programming required 8 status lines Bi...

Страница 4: ...ring Information TT Series Transceiver Specifications Parameter Symbol Min Typ Max Units Notes Antenna Port RF Impedance RI N 50 Environmental Operating Temp Range 40 85 C Storage Temp Range 55 125 C...

Страница 5: ...put Power at 3 3V Figure 8 TT Series Transceiver Current Consumption vs Transmitter Output Power at 5 5V TX Vcc TX Sx TX MODE_IND RX Sx A B C D E F G H RX MODE_IND AB TX Power up Response 80ms BC RX I...

Страница 6: ...tage at 0dBm Figure 11 TT Series Transceiver RX Current Consumption vs Supply Voltage 0 1 2 3 4 5 6 30 40 50 60 70 80 90 100 110 RSSI Output Voltage V RF Input Power Level dBm 2 5V Vcc 3 3V Vcc 5 5V V...

Страница 7: ...8 9...

Страница 8: ...d 21 RSSI O Received Signal Strength Indicator This line outputs an analog voltage that increases with the strength of the received signal It is updated once a second 24 POWER_DOWN I Power Down Pullin...

Страница 9: ...ARGE PUMP PFD DIVIDER MODULATOR GAUSSIAN FILTER fDEV DIVIDER LNA ANTENNA GPIO INTERFACE LDO VCC PDN INTERFACE VOLTAGE TRANSLATION Figure 15 TT Series Transceiver RF Section Block Diagram Module Descri...

Страница 10: ...7 S0 9 S1 10 GND 11 S7 18 S6 19 RSSI 21 GND 22 GND 23 POWER_DOWN 24 VCC 25 S5 26 CMD_DATA_IN 27 S2 12 GND 17 S3 13 LVL_ADJ 14 LATCH_EN 15 RESET 16 NC 8 S4 20 GND GND 28 CMD_DATA_OUT 29 C0 30 ACK_OUT 3...

Страница 11: ...Data AWD response when custom data is programmed into the module Transmit Operation Transmit Operation is entered when any of the status line inputs go high During Transmit Operation the MODE_IND line...

Страница 12: ...very packet If the address in the received packet is not in the RU s Paired Module List then the transceiver does not respond Adding devices to the authorized list is accomplished through the Pair pro...

Страница 13: ...ata validity is not recommended Mode Indicator The Mode Indicator line MODE_IND provides feedback about the current state of the module This line switches at different rates depending on the module s...

Страница 14: ...LVL_ADJ to form a voltage divider with an internal 100k resistor When the transceiver powers up the voltage on this line is measured and the output power level is set accordingly When LVL_ADJ is conne...

Страница 15: ...uts Individually set status line outputs to operate as momentary or latched Add or remove specific paired devices Individually set Permission Masks that prevent certain paired devices from activating...

Страница 16: ...Read only Interrupt Mask Sets the mask for events to generate a break on CMD_DATA_ OUT Event Flags Event flags that are used with the Interrupt Mask Figure 19 TT Series Transceiver Command Data Inter...

Страница 17: ...the integrator s responsibility to show that their product complies with the regulations applicable to their product Information to the user The following information must be included in the product...

Страница 18: ...es listed in Figure 21 with the maximum permissible gain and required antenna impedance for each antenna type indicated Antenna types not included in this list having a gain greater than the maximum g...

Страница 19: ...GND 39 NC 40 NC 41 GND 42 ANTENNA 43 GND 44 GND GND GND GND GND GND GND GND GND GND GND GND VCC VCC GND 100k 100k 100k 100k GND 91k 1 GND GND GND GND VCC VCC VCC VCC GND S7 S6 S4 S5 VCC GND GND GND VC...

Страница 20: ...may need to be adjusted depending on the noise present on the supply line Antenna Considerations The choice of antennas is a critical and often overlooked design consideration The range performance an...

Страница 21: ...by better understanding its characteristics Interference may come from internal or external sources The first step is to eliminate interference from noise sources on the board This means paying caref...

Страница 22: ...ectly under the module There should not be any copper or traces under the module on the same layer as the module just bare PCB The underside of the module has traces and vias that could short or coupl...

Страница 23: ...omated assembly process is the reflow stage The reflow profile in Figure 32 should not be exceeded because excessive temperatures or transport times during reflow will irreparably damage the modules A...

Страница 24: ...to size and configuration constraints In these instances a designer must make the best use of the area available to create as OPTIMUM USABLE NOT RECOMMENDED NUT GROUND PLANE MAY BE NEEDED CASE Figure...

Страница 25: ...ncy Specialty Styles Linx offers a wide variety of specialized antenna styles Figure 38 Many of these styles utilize helical elements to reduce the overall antenna size while maintaining reasonable pe...

Страница 26: ...testing laboratories across the country Many labs can also provide other certifications that the product may require at the same time such as UL CLASS A B etc Once the completed product has passed an...

Страница 27: ...LINX TECHNOLOGIES The limitations on Linx Technologies liability are applicable to any and all claims or theories of recovery asserted by Customer including without limitation breach of contract brea...

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