LM LM068 - Figure 12: Data Transfer in Full Duplex over BLE Link

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User Manual for “LM068_BLE_Peri_0204” FW

Figure 12: Data transfer in full Duplex over BLE link

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Table of Contents4
Firmware Version History6
Introduction7
Figure 1: Application Scenario for Lm068_Ble_Peri_0201 Firmware7
Flowchart of Operation8
Figure 2: Flowchart for Lm068_Ble_Peri_0201 Firmware8
Overview of Lm068_Ble_Peri_0201 Firmware9
BLE Advertisement9
Figure 3: BLE Adapter in Scanned Devices List9
BLE Advertising Data10
Figure 4: more Data in BLE Adapter Advertisements11
Figure 5: Hex Data in BLE Adapter Advertisements12
BLE Connection13
Figure 6: Pairing Required for Connection to be Stable13
Figure 7: Services on BLE Adapter14
Serial over GATT Service15
Figure 8: Details of Services Provided on BLE Adapter15
Messages on UART of BLE Adapter16
Figure 9: Details for Serial-Over-GATT Service16
Figure 10: Default Settings on Hercules for Serial Communication17
Figure 11: Serial Messages on BLE Adapter for BLE Connection and Data Receive18
Figure 12: Data Transfer in Full Duplex over BLE Link19
LED Indication20
Power on LED Sequence20
Led020
Led120
Led220
Connected State20
BLE Advertiser-Mode20
Pairing State20
AT Command Parser on LM Devices21
Basic Configuration at Commands22
Basic Configuration at Commands for Quick Reference22
General Settings at Commands22
UART Settings at Commands22
Firmware Upgrade at Commands22
Adapter Settings Commands23
At*Addr"\R\N23
At*Name"\R\N23
At*Updatename"\R\N23
At*Echo"\R\N24
At*Resp"\R\N24
At*Ver"\R\N25
At*Reset"\R\N25
At*Settings"\R\N26
UART Settings Commands26
At*Baud"\R\N26
At*Par"\R\N27
At*Stop"\R\N27
At*Flow"\R\N27
At*Uartconf"\R\N28
Bluetooth Security Settings Commands29
Firmware Upgrade Commands29
At*Upgradeint"\R\N29
At*Upgrade"\R\N30
GAP Peripheral Role Related at Commands31
GAP Central at Commands in Brief31
BLE Security Commands31
At*Lesec"\R\N31
At*Clrwhite"\R\N32
At*Lebond"\R\N32
At*Leconfig"\R\N32
Firmware Upgrade on LM Devices34
Firmware Upgrade over UART Interface34
Simple Secure Pairing between LM Device and Remote Device36
Appendix37
Abbreviations37
BLE Peripheral Characteristics37
GATT UUID Type38
Gatt_Status_Code39
BLE Service Uuids41

LM LM068 - Figure 12: Data Transfer in Full Duplex over BLE Link

Table of Contents