Data Sheet
Table Of Contents
FSC‐BW226Datasheet
ShenzhenFeasycomTechnologyCo.,Ltd.www.feasycom.com
‐12‐
Table3:PossibleUARTSettings
Parameter PossibleValues
Baudrate
Minimum 1200baud(≤2%Error)
Standard 115200bps(≤1%Error)
Maximum 921600bps(≤1%Error)
Flowcontrol RTS/CTS,orNone(TBD)
ParityNone,OddorEven
Numberofstopbits 1/1.5/2
Bitsperchannel5/6/7/8
Whenconnectingthemoduletoahost,pleasemakesuretofollow.
Figure6:UARTConnection
4.6.2I2CInterface
I2C is a two‐wire, bi‐directional serial bus that provides a simple and efficient method of data exchange between
devices. The I2C standard is a true multi‐master bus including collision detection and arbitration that prevents data
corruptioniftwoormoremastersattempttocontrolthebussimultaneously.
DataistransferredbetweenaMasterandaSlavesynchronouslytoSCLontheSDAlineonabyte‐by‐bytebasis.Each
data byte is 8‐bit long. There is one SCL clock pulse for each data bit with the MSB being transmitted first. An
acknowledgebitfollowseachtransferred
byte.EachbitissampledduringthehighperiodofSCL;therefore,theSDA
line may be changed only during the low period of SCL and must be held stable during the high period of SCL. A
transitionontheSDAlinewhileSCLishighisinterpretedasacommand
(STARTorSTOP).Pleaserefertothefollowing
figureformoredetailsaboutI2CBusTiming.
Threespeeds:Standardmode(0to100Kb/S);Fastmode(<400Kb/S);High‐speedmode(<3.4Mb/S)
MasterorslaveI2Coperation
7‐or10‐bitaddressing
Transmitandreceivebuffers