Crevavi Confidential Page 2 of 25
Document Template V1.1
Contents
1. Introduction ..............................................................................................................................................................3
2. Product Overview......................................................................................................................................................3
3. Technical Specification.............................................................................................................................................. 4
4. Operation ..................................................................................................................................................................5
4.1. Connecting Digital inputs..................................................................................................................................5
4.2. Connecting Analog inputs ................................................................................................................................. 5
4.3. Connecting Digital Outputs...............................................................................................................................5
4.4. Install SAM-BA................................................................................................................................................... 6
4.5. Program using SAM-BA.....................................................................................................................................7
1. Application References .............................................................................................................................................8
1.1. Programming Environment............................................................................................................................... 8
1.2. API References .................................................................................................................................................. 9
1.2.1. Check / Set / Clear Konnect Status Flag..............................................................................................11
1.2.2. Wi-Fi Connection Operations..............................................................................................................11
1.2.3. TCP Operations....................................................................................................................................12
1.2.4. GPIO Operations .................................................................................................................................13
1.2.4.1. Configure/Enable input ports ......................................................................................................... 13
1.2.4.2. Configure/EnablRead all input port’s current status ...................................................................... 15
1.2.4.3. Read all input port statistics (Average, Frequency) ........................................................................ 15
1.2.4.4. Write output port............................................................................................................................16
1.2.5. UART Operations.................................................................................................................................16
1.2.5.1. Configure COM Port........................................................................................................................16
1.2.5.2. Read Data from COM port ..............................................................................................................17
1.2.5.3. Write data to COM Port .................................................................................................................. 18
1.2.6. Schedule a function callback............................................................................................................... 18
1.2.7. String operations.................................................................................................................................19
1.2.8. MQTT Operations................................................................................................................................ 20
1.2.9. Modbus Operations ............................................................................................................................21
1.2.10. JSON Write .......................................................................................................................................... 22
1.1. Important Variable Configurations .................................................................................................................24
