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AC4424

2.4 GHz OEM TRANSCEIVERS

Specifications Subject to Change

User’s Manual

Version 1.5

10981 EICHER DRIVE

LENEXA, KS 66219

(800) 492

(800) 492----2320

2320

Содержание AC4424-10

Страница 1: ...ge User s Manual User s Manual User s Manual User s Manual Version 1 5 Version 1 5 Version 1 5 Version 1 5 10981 EICHER DRIVE 10981 EICHER DRIVE 10981 EICHER DRIVE 10981 EICHER DRIVE LENEXA KS 66219 L...

Страница 2: ...nd product names in this publication are registered trademarks or trademarks of their respective holders This material is preliminary This material is preliminary This material is preliminary This mat...

Страница 3: ...2 Version 1 3 10 14 2002 Not Released 10 18 2002 Full release of AC4424 specification 11 19 2002 Made Full Duplex incompatible with Stream Mode Version 1 4 Version 1 5 12 09 2002 Changed Sub Hop Adjus...

Страница 4: ...s 1 This device may not cause harmful interference and 2 This device must accept any interference received including interference that may cause undesired operation WARNING WARNING WARNING WARNING Thi...

Страница 5: ...fg Mfg Type Type Type Type Gain Gain Gain Gain dBi dBi dBi dBi AC4424X AC4424X AC4424X AC4424X 10 10 10 10 AC4424X AC4424X AC4424X AC4424X 100 100 100 100 AC4424X AC4424X AC4424X AC4424X 200 200 200 2...

Страница 6: ...nas 3 4 5 6 and 7 in the previous table to alert users on FCC RF Exposure compliance WARNING WARNING WARNING WARNING To satisfy FCC RF exposure requirements for mobile and base station transmitting de...

Страница 7: ...EFERENCE 17 4 3 1 Status Request 17 4 3 2 Change Channel with Forced Acquisition Sync 17 4 3 3 Server Client Command 18 4 3 4 Power Down Command 18 4 3 5 Power Down Wake Up Command 19 4 3 6 Broadcast...

Страница 8: ...DERING INFORMATION 32 32 32 32 8 1 PRODUCT PART NUMBERS 32 8 2 DEVELOPER KIT PART NUMBERS 32 Figures Figures Figures Figures Figure 1 RSSI Voltage vs Received Signal Strength 24 Figure 2 AC4424 with M...

Страница 9: ...and RF system data transmission reception is performed by the transceiver The AC4424 transceivers can be used as a direct serial cable replacement requiring no special Host software for operation The...

Страница 10: ...s 4 channel sets consisting of 16 channels each Security One byte System ID RADIO RADIO RADIO RADIO Frequency Band US Canada 2 402 2 478 GHz France 2 448 2 457 GHz Radio Type Frequency Hopping Spread...

Страница 11: ...en enabled in EEPROM active Low when the OEM Host is ready to accept data from the transceiver NOTE Keeping RTS High for too long can cause data loss 9 NC No Connect 10 PWR VCC 5V 2 50mV ripple 11 PWR...

Страница 12: ...6mA V 3 3 3 3 3 3 3 3 S S S SYSTEM YSTEM YSTEM YSTEM T T T TIMING IMING IMING IMING Care should be taken when selecting transceiver architecture as it can have serious effects on data rates latency ti...

Страница 13: ...imum Overall System Throughputs Maximum Overall System Throughputs Maximum Overall System Throughputs Maximum Overall System Throughputs RF Mode Interface Baud Rate Duplex FEC Direction Throughput bps...

Страница 14: ...nsceiver to malfunction transceiver Doing so may cause the transceiver to malfunction Table Table Table Table 5 5 5 5 EEPROM Parameters EEPROM Parameters EEPROM Parameters EEPROM Parameters Parameter...

Страница 15: ...AeroComm Use Only Bit 3 AeroComm Use Only AeroComm Use Only AeroComm Use Only AeroComm Use Only Bit 2 RTS Enable 0 RTS Ignored 1 Transceiver obeys RTS Bit 1 Duplex Mode 0 Half Duplex 1 Full Duplex Bit...

Страница 16: ...llowed Host Command Host Command Host Command Host Command Byte 1 C1h Byte 2 Address Byte 3 01h Byte 3 Data to store at Address Transceiver Response Transceiver Response Transceiver Response Transceiv...

Страница 17: ...xit CC pulled logic Low To exit CC mode simply take the Command Data pin High mode simply take the Command Data pin High mode simply take the Command Data pin High mode simply take the Command Data pi...

Страница 18: ...Where Where Where Data1 Data1 from Host Command 4 3 4 4 3 4 4 3 4 4 3 4 Power Power Power Power Down Command Down Command Down Command Down Command After the Host issues the power down command to the...

Страница 19: ...dress programmed in the transceiver Host Command Host Command Host Command Host Command Byte 1 CCh Byte 2 08h Byte 3 00 for addressed mode 01 for broadcast mode Transceiver Response Transceiver Respon...

Страница 20: ...fied by Byte 3 Transceiver Response Transceiver Response Transceiver Response Transceiver Response Byte 1 CCh Byte 2 00 FFh corresponding to a valid Static Bank 1 address Byte 3 00 FFh corresponding t...

Страница 21: ...at provides the OEM Host with a means for ad hoc networking Only the three Only the three Only the three Only the three Least Significant Bytes of the MAC Address are used for packet delivery Least Si...

Страница 22: ...is command to update the transceiver with the ambient temperature This command is only valid on AC4424 family transceivers not already fitted with a temperature sensor Host Command Host Command Host C...

Страница 23: ...prevents this corruption by asserting CTS High as the buffer fills up and taking CTS Low as the buffer is emptied CTS On CTS On CTS On CTS On in conjunction with CTS On Hysteresis CTS On Hysteresis CT...

Страница 24: ...SI pin 13 Received Signal Strength Indicator is used by the Host as an indication of instantaneous signal strength at the receiver The Host must calibrate RSSI without a RF signal being presented to t...

Страница 25: ...ll be driven logic Low A Server Host can determine which Clients are in range by the Server s Host software polling a Client s Host 5 2 5 2 5 2 5 2 S S S SOFTWARE OFTWARE OFTWARE OFTWARE P P P PARAMET...

Страница 26: ...ut the packet This will go on until the packet is successfully received or the transmitter exhausts all of its attempts Once the receiver successfully receives the packet it will send the packet to th...

Страница 27: ...twork must have the same setting Note All transceivers on the same network must have the same setting for Full Duplex Full Duplex mode is incompatible with Stre for Full Duplex Full Duplex mode is inc...

Страница 28: ...Baud Ra Baud Ra Baud Rate te te te Baud Baud Baud Baud Rate Rate Rate Rate BaudL BaudL BaudL BaudL 42h 42h 42h 42h BaudH BaudH BaudH BaudH 43h 43h 43h 43h Minimum Interface Timeout Minimum Interface...

Страница 29: ...cture Architecture Architecture Enabling Auto Config will bypass the value for these variables stored in EEPROM and use predetermined values for the given Interface Baud Rate Auto Config has been opti...

Страница 30: ...tions AC4424 Specifications AC4424 Specifications AC4424 Specifications 12 09 02 12 09 02 12 09 02 12 09 02 30 30 30 30 6 6 6 6 Application Examples Application Examples Application Examples Applicati...

Страница 31: ...ll AC4424 products measure 1 65 W x 2 65 L Critical parameters are as follows J1 J1 J1 J1 20 pin OEM interface connector Samtec TMM 110 01 L D SM mates with Samtec SMM 110 02 S D MMCX Jack MMCX Jack M...

Страница 32: ...OPER EVELOPER K K K KIT IT IT IT P P P PART ART ART ART N N N NUMBERS UMBERS UMBERS UMBERS SDK SDK SDK SDK 4424I 4424I 4424I 4424I 10 10 10 10 Includes 2 AC4424 10 transceivers 2 RS232 Serial Adapter...

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