Table of Contents
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Summary of Contents for Ebyte E64 Series
- Page 1 Wireless UART Module E64 Series User Manual This manual may be modified based on product upgrade, please refer to the latest version. All rights to interpret and modify this manual belong to Chengdu Ebyte Electronic Technology Co., Ltd.
- Page 2 Brief Introduction E64 series is applicable for star network at low power consumption. It supports a maximum of 31 slaves to send data to master at the same time and the slaves can work at WOR mode. (The average current is below 30uA). Data reliability and accuracy are guaranteed by strict data parity and automatic re-transmission mechanism between masters and slaves.
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Page 3: Table Of Contents
7.4 Reset Instruction ..............................11 7.5 Parameter Setting Instruction ..........................11 Parameter Setting ..........................13 Production Guidance ......................... 14 9.1 Reflow Soldering Temperature ..........................14 9.2 Reflow Soldering Curve ............................15 Copyright ©2012–2017, Chengdu Ebyte Electronic Technology Co., Ltd. 3 / 16... - Page 4 User Manual of E64 Series Modules FAQ ................................15 10.1 Communication range is too short ........................15 10.2 Module is easy to damage ..........................15 Important Notes ..........................16 About Us ............................... 16 Copyright ©2012–2017, Chengdu Ebyte Electronic Technology Co., Ltd. 4 / 16...
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Page 5: Features
-40 ~ 125°C 2.1 Electrical Parameters 2.1.1 E64-T100S2 Parameter Unit Transmitting current Receiving current Turn-off current μA Transmitting power Receiving sensitivity -119 -121 -123 Recommended frequency 451.3 Voltage supply Communication level Copyright ©2012–2017, Chengdu Ebyte Electronic Technology Co., Ltd. 5 / 16... -
Page 6: Parameters Notes
The power consumption can be lowered by lowering the transmitting power, but the efficiency of the internal PA will be decreased by lowering transmitting power due to various reasons. 3. Mechanical Characteristics 3.1 E64-T100S2 3.1.1 Dimension Copyright ©2012–2017, Chengdu Ebyte Electronic Technology Co., Ltd. 6 / 16... -
Page 7: Pin Definition
The UART module is TTL level. Please connect to MCU of TTL level. For some MCU working at 5VDC, it may need to add 4-10K pull-up resistor for the TXD & AUX pin. Copyright ©2012–2017, Chengdu Ebyte Electronic Technology Co., Ltd. 7 / 16... -
Page 8: Function Description
After the slaves start a transaction, the time of the transaction will take is showed as below. AUX remains low level during this time Air data rate 2Kbps 5Kbps 8Kbps 20Kbps Normal communication time About 3s About 2s About 1s About 1s Copyright ©2012–2017, Chengdu Ebyte Electronic Technology Co., Ltd. 8 / 16... -
Page 9: Configuration Procedure Of Module
New mode checking can only be started after all the user’s data process completed. It is recommended to check AUX pin out status and wait 2ms after AUX outputs high level before switching the mode. Copyright ©2012–2017, Chengdu Ebyte Electronic Technology Co., Ltd. 9 / 16... -
Page 10: Master Mode (Mode 0)
( Save the parameters when power-down ) Three C1 are sent in hexadecimal format. The module returns the saved parameters and must C1+C1+C1 be sent in succession. Copyright ©2012–2017, Chengdu Ebyte Electronic Technology Co., Ltd. 10 / 16... -
Page 11: Default Parameter
User gives the module instruction (HEX format): C3 C3 C3, C3+C3+C3 Module returns its present version number, for example C3 64 xx yy. 64 here means the module model (E64 series); xx is the version number and yy refers to the other module features. 7.4 Reset Instruction Instruction format Description In sleep mode（M0=1，M1=1）,... - Page 12 000：0ms The same WOR time for master and slave is 001：250ms recommended when master needs to wake up 010：500ms slave. 011：750ms 100：1000ms(default) 101：1250ms 110：1500ms 111：2000ms Copyright ©2012–2017, Chengdu Ebyte Electronic Technology Co., Ltd. 12 / 16...
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Page 13: Parameter Setting
8. Parameter Setting When the module is in Mode 3 (M0=1 M1=1), the parameter can be set by instruction or software in PC. Please visit www.cdebyte.com to download the software. Copyright ©2012–2017, Chengdu Ebyte Electronic Technology Co., Ltd. 13 / 16... -
Page 14: Production Guidance
Time（tL）Maintained Above（TL） 60-90 sec 30-90 sec Peak temperature（Tp） 220-235℃ 230-250℃ Aveage ramp-down rate（Tp to Tsmax） 6℃/second max 6℃/second max Time 25℃ to peak temperature 6 minutes max 8 minutes max Copyright ©2012–2017, Chengdu Ebyte Electronic Technology Co., Ltd. 14 / 16... -
Page 15: Reflow Soldering Curve
Please make sure antistatic measure are taken when installing and using, high frequency devices have electrostatic susceptibility. Please ensure the humidity is within limited range, some parts are sensitive to humidity. Please avoid using modules under too high or too low temperature. Copyright ©2012–2017, Chengdu Ebyte Electronic Technology Co., Ltd. 15 / 16... - Page 16 User Manual of E64 Series Modules Important Notes All rights to interpret and modify this manual belong to Ebyte. This manual will be updated based on the upgrade of firmware and hardware, please refer to the latest version. Please refer to our website for new product information...