Ebyte E220-400T22D Скачать руководство пользователя

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Chengdu Ebyte Electronic Technology Co., Ltd.

E220-900T22D User Manual

，

Chengdu Ebyte Electronic Technology Co., Ltd.

11. Soldering Operation Guidance

11.1 Reflow Soldering Temperature

Table 11-1 Register description

Profile Feature

Sn-Pb Assembly

Pb-Free Assembly

Solder Paste

Sn63/Pb37

Sn96.5/Ag3/Cu0.5

Preheat Temperature min

（

Tsmin

）

100℃

150℃

Preheat temperature max (Tsmax)

150℃

200℃

Preheat Time (Tsmin to Tsmax)(ts)

60-120 sec

Average ramp-up rate(Tsmax to Tp)

3℃/second max

Liquidous Temperature (TL)

183℃

217℃

Time

（

）

Maintained Above

（

）

60-90 sec

30-90 sec

Peak temperature

（

）

220-235℃

230-250℃

Aveage ramp-down rate

（

Tp to Tsmax

）

6℃/second max

Time 25℃ to peak temperature

6 minutes max

8 minutes max

11.2 Reflow Soldering Curve

Содержание E220-400T22D

Страница 1: ...E220 400T22D User Manual 433 470MHz 22dBm LoRa Wireless Module ...

Страница 2: ...ating Mode 11 6 1 Mode Switching 11 6 2 Normal mode Mode 0 12 6 3 WOR sending mode Mode 1 12 6 4 WOR receiving mode Mode 2 12 6 5 Deep Sleep Configuration Mode Mode 3 13 7 Register Read and Write Control 13 7 1 Command Format 13 7 2 Register Description 14 7 3 Factory Default Parameter 16 8 Configuration Instruction on Computer 17 9 Hardware Design 18 10 FAQ 19 10 1 Communication range is too shor...

Страница 3: ...he test data obtained in this paper are obtained by E Baite laboratory and the actual results may be slightly different It is hereby declared that all trade names trade marks and registered trade marks mentioned herein are the property of their respective owners The right of final interpretation belongs to Chengdu Yibaite Electronic Technology Co LTD The attention The contents of this manual may c...

Страница 4: ...ng which greatly improves the communication success rate of the module in harsh environments Support RSSI signal strength indicator function for evaluating signal quality improving communication network and ranging Support air wakeup that is ultra low power consumption suitable for battery powered applications Support point to point transmission broadcast transmission channel sense Support deep sl...

Страница 5: ...Communication level V 3 3 For 5V TTL it may be burning down Operating temperature 40 85 Industrial design Operating frequency MHz 410 125 493 125 Support ISM band Power consumption TX current mA 110 Instant power consumption 30dBm RX current mA 16 8 5V Voltage Sleep current μA 5 Sleep mode Max Tx power dBm 21 5 22 0 22 5 Receiving sensitivity dBm 146 147 148 Air data rate 2 4kbps Air data rate bps...

Страница 6: ...ded if not used could be grounded 2 M1 Input weak pull up Work with M0 to decide 4 working modes of module not suspended if not used could be grounded 3 RXD Input TTL UART inputs connects to external TXD output pin 4 TXD Output TTL UART outputs connects to external RXD input pin 5 AUX Output Used to indicate the working status of the module the user wakes up the external MCU and outputs low level ...

Страница 7: ...gure 4 1 Recommended connection diagram Table 4 1 Description No Brief description of the connection between the module and the MCU the above figure uses the STM8L MCU as an example 1 The wireless serial port module is TTL level please connect with TTL level MCU 2 For some 5V MCU it may be necessary to add 4 10K pull up resistors to the TXD and AUX pins of the module ...

Страница 8: ...o Ltd E220 900T22D User Manual Copyright 2012 2020 Chengdu Ebyte Electronic Technology Co Ltd 8 5 Function Description 5 1 Fixed Transmission Figure 5 1 Fixed Transmission 5 2 Broadcasting Transmission Figure 5 2 Broadcasting Transmission ...

Страница 9: ...ed 5 5 Reset After the module is powered on AUX will immediately output low level perform hardware self check and set the working mode according to user parameters During this process AUX keeps low level and AUX outputs high level after completion and starts to work normally according to the working mode formed by M1 and M0 Therefore the user needs to wait for the rising edge of AUX as the startin...

Страница 10: ...fer is not empty the data in the internal 400 byte buffer has not been written to the wireless chip and the transmission is turned on At this time the module may be waiting for the end of the user data to time out or the wireless sub packet transmission is in progress Note When AUX 1 it does not mean that all serial port data of the module has been transmitted wirelessly and the last packet of dat...

Страница 11: ...are four operating modes which are set by M1 and M0 the details are as follows Mode 0 3 M1 M0 Description Remark 0 Transmission Mode 0 0 UART and wireless channel are open transparent transmission is on 1 WOR Transmitting Mode 0 1 WOR Transmitter 2 WOR Receiving Mode 1 0 WOR Receiver Supports wake up over air 3 Deep Sleep Mode 1 1 Module goes to sleep automatically wake up when configuring paramet...

Страница 12: ...rpose of fast switching For example switching from the transmit mode to the receive mode the user MCU can also enter sleep before the mode switch and use the external interrupt function to acquire the AUX change thereby performing mode switching 5 This operation mode is very flexible and efficient and is designed according to the user s MCU s operation convenience and can reduce the workload of th...

Страница 13: ... we suggest that user test rising edge T_BUSY 7 Register Read and Write Control 7 1 Command Format In configuration mode mode 3 M1 1 M0 1 the supported command list is as follows when setting only 9600 8N1 format is supported Table 7 1 Command format No Command Format Description 1 Write Register Command C0 starting address length parameters Response C1 starting address length parameters Example 1...

Страница 14: ...e When the module address is equal to FFFF it can be used as the broadcast and monitor address that is the module will not perform address filtering at this time 01H Read Write ADDL ADDL default 0 02H Read Write REG0 7 6 5 UART Serial Port Rate bps For the two modules that communicate with each other the serial port baud rate can be different and the verification method can also be different When ...

Страница 15: ...on format C0 C1 C2 C3 start address read length Return C1 address read length read valid value for example send C0 C1 C2 C3 00 01 Return C1 00 01 RSSI address can only start from 00 0 Disable Default 1 Enable 4 3 2 Reserve 1 0 Transmitting Power The relationship between power and current is non linear and the power supply has the highest efficiency at maximum power The current will not decrease in...

Страница 16: ...ant 0 0 0 500ms 0 0 1 1000ms 0 1 0 1500ms 0 1 1 2000ms 1 0 0 2500ms 1 0 1 3000ms 1 1 0 3500ms 1 1 1 4000ms 06H Write CRYPT _H Key high byte default 0 Write only read returns 0 Used for encryption to avoid interception of wireless data in the air by similar modules The module will use these two bytes as a calculation factor to transform and encrypt the air wireless signal 07H Write CRYPT _L Key low...

Страница 17: ...lay interface of the E220 400T22D configuration host computer The user can switch to the command mode through M0 and M1 and quickly configure and read the parameters on the host computer In the configuration of the host computer the module address frequency channel network ID and key are all displayed in decimal mode the value range of each parameter Network address 0 65535 Frequency channel 0 83 ...

Страница 18: ... Top Layer of the contact part of the module all copper and Good grounding must be close to the digital part of the module and routed in the Bottom Layer Assuming that the module is soldered or placed on the Top Layer it is also wrong to randomly route the wires on the Bottom Layer or other layers which will affect the stray and receiving sensitivity of the module to varying degrees Assuming that ...

Страница 19: ...utput The matching degree of the antenna and the module is poor or the quality of the antenna itself is problematic 10 2 Module is easy to damage Please check the power supply to ensure that it is within the recommended power supply voltage If it exceeds the maximum value the module will be permanently damaged Please check the stability of the power supply and the voltage should not fluctuate grea...

Страница 20: ...der Paste Sn63 Pb37 Sn96 5 Ag3 Cu0 5 Preheat Temperature min Tsmin 100 150 Preheat temperature max Tsmax 150 200 Preheat Time Tsmin to Tsmax ts 60 120 sec 60 120 sec Average ramp up rate Tsmax to Tp 3 second max 3 second max Liquidous Temperature TL 183 217 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 ma...

Страница 21: ... antennas will have a great impact on the communication system Therefore our company recommends some antennas as supporting our company s wireless modules with excellent performance and reasonable prices Model No Type Frequency Hz Interface Gain dBi Height mm Feeder cm Features TX433 JZ 5 Rubber Antenna 433M SMA J 2 0 52 Ultra short straight omnidirectional antenna TX433 JZG 6 Rubber Antenna 433M ...

Страница 22: ...Antenna 433M SMA J 6 0 965 300 Big suction antenna high gain TX490 JZ 5 Rubber Antenna 470 490M SMA J 2 0 50 Ultra short straight omnidirectional antenna TX490 XPL 100 Suction Antenna 470 490M SMA J 3 5 120 100 Small suction antenna cost effective 14 Package for Bulk Order Revision History Version Date Description Issued by 1 0 2020 8 28 Original version Linson ...

Страница 23: ...s Technical support support cdebyte com Documents and RF Setting download link www ebyte com Thank you for using Ebyte products Please contact us with any questions or suggestions info cdebyte com Official hotline 028 61399028 Web www ebyte com Address Building B5 Mould Industrial Park 199 Xiqu Ave High tech Zone Chengdu 611731 Sichuan China ...

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