View TRW-V4S-900_8346724.PDF datasheet online --- IC-ON-LINE

Datasheet File OCR Text:

http : //www.wenshing.com.tw ; http://www.rf.net.tw trw - v4s - 900 data s heet p. 1 we nshing?? trw - v4s - 9 00 rf module 900mh z frequency - hopping spread spectrum rf module version history version date changes v1.00 may 2 1 , 200 9 1 st. edition v1.01 sep 4, 2009 2 nd. edition v1.0 2 jan 6 , 20 10 3 rd. edition
http : //www.wenshing.com.tw ; http://www.rf.net.tw trw - v4s - 900 data s heet p. 2 applica tion ? uhf wireless data transceiver ? exclusive hopping technology ? uart interface operation easily ? amr : automatic meter reading ? rke : two - way remote keyless entry ? wireless rs232 ? voip phone ? wireless game pad ? home automation ? remote control key feature ? exclusive hopping technology ? rf output power up to 5 0mw ? sensitiv ity up to - 11 8 dbm ? low power consumption ? voltage supply 4. 5v to 9 v ? uart interface operation easily ? transceiver data rate 1. 6 kbps~ 128 kbps characteristic parameter min type max unit condition operating condition operating temperature range - 2 0 + 70 operating supply voltage 4 .5 5 9 v current consumption rx mode 30 ma tx mode 75 ma vcc 5v rf characteristic frequency range 902 928 mhz data rate 1. 6 128 kbps g fsk tx output power 0 2 7 dbm rx sensitivity - 11 8 dbm modulation g fsk other esd 500 v
http : //www.wenshing.com.tw ; http://www.rf.net.tw trw - v4s - 900 data s heet p. 3 block diagram view n a r r o w b a n d r f i c b p f i / q e n c o d e r & d e c o d e r b r i d g e d s p r e g u l a t o r g n d v c c 3 . 5 v ~ 6 v v d d p 0 . 0 p 2 . 0 r s t a i n a o u t p 0 . 7 p 1 . 1 p 1 . 0 p 0 . 6 u a r t r x u a r t t x p 0 . 2 3 . 3 v
http : //www.wenshing.com.tw ; http://www.rf.net.tw trw - v4s - 900 data s heet p. 4 pin assignment pin function i/o description 1 ant ant antenna interface 2 gnd p power n egative 3 gnd p power n egative 4 rest i lo w action 5 p2 .0 i 1 - external trigger (with ws - mrdd) 6 3.3 v out p internal p ower o utput 7 a in o clear to send - cts 8 a out o e xternal pa power control 9 p 0.7 o if receive the data this pin will puller - low 10 p1. 1 o gpio_2 11 p1 .0 o if send the data this pin will puller - high 12 p 0.6 o data set ready - dtr 13 r x i rf serial data i nput ( spi i ) 14 tx o rf serial data output ( spi o ) 15 p 0.2 i request to send - rts 16 p 0.0 i 2 - external trigger (with ws - mrdd) 17 vdd in p power cathode 18 gnd p power n egative
http : //www.wenshing.com.tw ; http://www.rf.net.tw trw - v4s - 900 data s heet p. 5 application circuit 3v 3v 470 470 bead 104p y1 cry stal 15p 15p 104p title size document number rev date: sheet of v4s a wenshing v4s t custom 1 1 friday , september 04, 2009 mcu psen 29 ale 30 vcc 40 ea 31 x1 19 x2 18 rst 9 p0.0/ad0 39 p0.1/ad1 38 p0.2/ad2 37 p0.3/ad3 36 p0.4/ad4 35 p0.5/ad5 34 p0.6/ad6 33 p0.7/ad7 32 p1.0 1 p1.1 2 p1.2 3 p1.3 4 p1.4 5 p1.5 6 p1.6 7 p1.7 8 p2.0/a8 21 p2.1/a9 22 p2.2/a10 23 p2.3/a11 24 p2.4/a12 25 p2.5/a13 26 p2.6/a14 27 p2.7/a15 28 p3.0/rxd 10 p3.1/txd 11 p3.2/int0 12 p3.3/int1 13 p3.4/t0 14 p3.5/t1 15 p3.6/wr 16 p3.7/rd 17 104p bead 104p vcc_5v D?o,??,,}?,u,_?,t?V,?? 1k trw-v4s t + 470uf + 470uf 104p vcc_5v choke 1 4 2 3 104p u3 78l05 vin 1 gnd 3 vout 2 22nh dc in bead sma connector 1 2 rx tx tx led u4 trw-v4s ant gnd p1.0 p0.6 rx tx p0.2 p0.0 vdd in gnd gnd rst p2.0 3.3v out a in a out p0.7 p1.1 rx led 1k
http : //www.wenshing.com.tw ; http://www.rf.net.tw trw - v4s - 900 data s heet p. 6 command summary c ommand send value back value remark 0x80 ( product info ) 0x80 trw v4s - v100 0x81 (set rf transmission rate) 0x81+1 byte (0x00~07) correct setting will return send value; incorrect setting will have no back value. 1 b yte setting, d efault value is 0x0 3 0x83 (set id) 0x83+1 byte (0x00~ff) correct setting will return send value; incorrect setting will have no back value. 1 b yte setting, default value is 0x00 0x85 (set rs232 rate) 0x85+1 byte (0x00~07) correct setting will return s end value; incorrect setting will have no back value. 1 b yte setting, default value is 0x07=115200bps 0x86 (set link mode) 0x86+1 byte (0x00 or 0x01) correct setting will return send value; incorrect setting will have no back value. 1 b yte setting, default value is 0 x01=rs 232 modem 0x87 (set group id) 0x87+2 bytes (0x0000~ffff) correct setting will return send value; incorrect setting will have no back value. 2 b yte s setting default value is 0x0000 0x8d (detect interface rate) 0x8d+72 bytes (onl y 0x8d) correct setting will return send value; incorrect setting will have no back value. repeat 0x8d , total are 72 b ytes , r epeat sending and switch interface rate until it return send value . 0x8f (cancel transfer station) 0x8f+72 bytes (only 0x8f) corr ect setting will return send value; incorrect setting will have no back value. repeat 0x8f , total are 72 b ytes , i f you received return send value after you sent value, it is meaning you already cancel transfer station. 0xc0 (preset transfer station) 0xc 0+1 11 bytes (0x00 ff) correct setting will return send value; incorrect setting will have no back value. min: 1 b yte max: 10 b ytes point - to - point transmission this mode can be used in multi - point transmission . you can specify receive sid e id when you send data. it can receive data when gid and uid of your equipment can meet using conditions and under effective signal cover range. if you want to specify transmission path (maximum is 10 transfer stations), please add address and receive sid e id before every informatio n, but the data which you send every time must be less than 64 bytes (it must include address and id of receive side). if you set preset transfer station, you cant use point - to - point transmission; you need to cancel transfer st ation so that you can use point - to - point transmission.
http : //www.wenshing.com.tw ; http://www.rf.net.tw trw - v4s - 900 data s heet p. 7 address id byte 0x71 7b 1 11 0x71=1 sen d 1 receive 0x72=1 sen d 1 transfer 1 r eceive 0x73=1 sen d 2 transfer and 1 receive path order preset set process of point - to - point transmission mode when yo u use p oint - to - p oint transmission mode, please set corresponding parameter s so that it can start to work. please set according to following steps. set rf transmission rate ? set equipment uid ? set trw - v4s interface rate ? set group id ? finish setting 1. set rf t ransmission rate: suggest you collocate with interface rate to set when you start to set. usually, rf transmission rate must be bigger than interface rate to avoid error data. 2. s e t equipment id: uid is for identity between equipment s. user can specify poi nt - to - point path through point - to - point transmission. 3. set trw - v4s interface rate: you can collocate with equipment rate. 4. set group id: gid is for working group identify. when gid are different, equipments can t send data or receive data each other. ex ample ? if you want to send data 9999 from equipment which uid=01 to equipment which uid=0 2 , data format which you send is 0x71029999 . ? if you want to send data 9999 from equipment which uid=01 to equipment which uid=03, data format which you send is 0x71039999 . . g i d d 3 9 1 u i d 0 2 g i d d 3 9 1 u i d 0 1 g i d d 3 9 1 u i d 0 4 g i d d 3 9 1 u i d 0 3 s e n d = 7 1 0 3 9 9 9 9 r e c e i v e = 9 9 9 9 g i d d 3 9 1 u i d 0 2 g i d d 3 9 1 u i d 0 1 g i d d 3 9 1 u i d 0 4 g i d d 3 9 1 u i d 0 3 s e n d = 7 1 0 2 9 9 9 9 r e c e i v e = 9 9 9 9
http : //www.wenshing.com.tw ; http://www.rf.net.tw trw - v4s - 900 data s heet p. 8 ? if you want to send data 9999 from equipment which uid=01 through equipment which uid=03 to transfer to equipment which uid=04, data format which you send is 0x7203049999 . ? if you want to send data 9999 from equipment which ui d=01 thro ugh equipment which uid=03 to transfer to equipment which uid=04 and transfer again to equipment which uid=02, data format which you send is 0x730304029999 . command description product info i t will automatically reply product correspond ing info after sent this comm a nd. address read/write byte default 0x80 r - trwv4s - v100 set rf transmission rate w e suggest you to collocate with interface rate as setting when you set wireless transmission rate . normal setting, rf transmission rate mu st be bigger th a n interface rate to avoid error data. address read/write byte default(hex) range(hex) 0x81 w 1 07 00 07 rate (bps) 1600 3200 6400 12800 25600 51200 76800 128000 code 0x00 0x01 0x02 0x03 0x04 0x05 0x06 0x07 g i d d 3 9 1 u i d 0 2 g i d d 3 9 1 u i d 0 1 g i d d 3 9 1 u i d 0 4 g i d d 3 9 1 u i d 0 3 s e n d = 7 2 0 3 0 4 9 9 9 9 r e c e i v e = 9 9 9 9 t r a n s f e r g i d d 3 9 1 u i d 0 2 g i d d 3 9 1 u i d 0 1 g i d d 3 9 1 u i d 0 4 g i d d 3 9 1 u i d 0 3 s e n d = 7 3 0 3 0 4 0 2 9 9 9 9 t r a n s f e r 1 t r a n s f e r 2 r e c e i v e = 9 9 9 9
http : //www.wenshing.com.tw ; http://www.rf.net.tw trw - v4s - 900 data s heet p. 9 address read/write byte default(hex) range(hex) 0x83 w 1 00 00 ff example u ser just need s to send data from equipment which uid=01 to equipmen t which uid=04, it will receive data when uid=04 . set interface rate 1200bpbs~115200bps; user can amend interface rate according to different application, default value is 115200bps. address read/write byte default(hex) range(hex) 0x85 w 1 07 00 07 rate (bps) 1200 2400 4800 9600 19200 38400 57600 115200 code 0x00 0x01 0x02 0x03 0x04 0x05 0x06 0x07 set link mode trw - v4s - 9 can collocate with rd - 800hi and 3c m essage r eceive d evice. user can amend the link mode through comm a nd according to the product which you allocate with. address read/write byte default(hex) range(hex) 0x86 w 1 01 00 02 value 3c m essage r eceive d evice trw - v4s rd - 800h i trw - v4s 00 01 02 s e t group id gid is for working group identi fication. when gid is different, both eq uipment s can no t send or receive data each other. address read/write byte default(hex) range(hex) 0x87 w 2 0000 0000 ffff g i d d 3 9 1 u i d 0 2 g i d d 3 9 1 u i d 0 1 g i d d 3 9 1 u i d 0 4 g i d d 3 9 1 u i d 0 3 s e n d = 7 1 0 3 9 9 9 9 r e c e i v e = 9 9 9 9
http : //www.wenshing.com.tw ; http://www.rf.net.tw trw - v4s - 900 data s heet p. 10 example w hen gid=1234 and transmitted side which uid=0a send data to receive side which uid=2a, gid=0000. but equipment which uid =2a cant receive any data, only gid=1234 can receive data from receive side which uid=2a. detect interface rate p lease switch interface rate and input 72 b ytes of 0x8d when you cant make sure the interface rate. equipment side will return sam e 0x8d, total are 72 bytes when interface rate is correct. address read/write byte default(hex) range(hex) 0x8d r 72 - 8d8d8d 8d cancel transfer station i nput 72 bytes of 0x8f for one time when you need to cancel transfer station. when receiver side returns same 0x8f, total are 72 bytes, it is meaning you cancel preset transfer station. address read/write byte default(hex) r ange(hex) 0x8f w 72 - 8f8f8f 8f preset transfer station t his function needs to preset constant path of data transmission mode. after finish preset, every data doesn t need to add any comm a nd and path. equipment will automatically transfer and send data according to preset path. maximum transfer stations you can set are 10. setting way is to add uid number on finial receiver side behind the command. if you need to go through transfer station, you need to insert uid number of path in the middle. address r ead/write byte default(hex) range(hex) 0xc0 w 1 11 - 00 ff example t here are various path setting ways when user need to sent data from equipment which uid=01 to equipment which uid=04. g i d 1 2 3 4 u i d 2 a g i d 1 2 3 4 u i d 0 a g i d 0 0 0 0 u i d 2 a t r a n s f e r d a t a = a b c d e f o n l y g i d = 1 2 3 4 r e c e i v e r e c e i v e d a t a = a b c d e f n o n r e c e i v e d a t a
http : //www.wenshing.com.tw ; http://www.rf.net.tw trw - v4s - 900 data s heet p. 11 ? method 1: c ommand is 0xc00304 when uid = 01uid = 03uid = 04 . o r , comm a nd is 0xc00204 when uid = 01uid = 02uid = 04 . ? method 2: c ommand is 0xc0020304 whe n uid = 01uid = 02uid = 03uid = 04 . or , command is 0xc0030204 when uid = 01uid = 03uid = 02uid = 04 . g i d d 3 9 1 u i d 0 2 g i d d 3 9 1 u i d 0 1 g i d d 3 9 1 u i d 0 4 g i d d 3 9 1 u i d 0 3 g i d d 3 9 1 u i d 0 2 g i d d 3 9 1 u i d 0 1 g i d d 3 9 1 u i d 0 4 g i d d 3 9 1 u i d 0 3 g i d d 3 9 1 u i d 0 2 g i d d 3 9 1 u i d 0 1 g i d d 3 9 1 u i d 0 4 g i d d 3 9 1 u i d 0 3 g i d d 3 9 1 u i d 0 2 g i d d 3 9 1 u i d 0 1 g i d d 3 9 1 u i d 0 4 g i d d 3 9 1 u i d 0 3

▲Up To Search▲

Price & Availability of TRW-V4S-900

	To Download TRW-V4S-900 Datasheet File
If you can't view the Datasheet, Please click here to try to view without PDF Reader .