| No | Part number | Description ( Function ) | Manufacturers | |
| 3 | SIM908 | AT Command Manual SIM908 AT Command Manual https://www.cooking-hacks.com/media/cooking/images/documentation/tutorial-sim-908/SIM908_AT_Command_Manual_V1.02.pdf |
 SIMCom |
|
| 2 | SIM908 | Reference Design Guide SIM908 Reference Design Guide http://www.vis-plus.ee/pdf/SIM908_Reference_Design_Guide_Application_Note_V1.00.pdf |
SIMCom |
|
| 1 | SIM908-C | Hardware Design SIM908-C Hardware Design SIMCom https://www.techshopbd.com/uploads/product_document/SIM908-C.pdf |
SIMCom |
|
[1]
List of most widely used semiconductors
| Part Number | Function | Manufacturers | |
| 1N4007 | The 1N4007 is a rectification diode that is designed for high-voltage applications, typically up to 1000V. It has a maximum current rating of 1A and a forward voltage drop of around 0.7V. |
 Vishay |
|
| LM317 | This is a popular adjustable voltage regulator. |
 ON Semiconductor |
|
6N137 | LM393 | 2N3906 | 2N2222 | TIP120 | 1N5818 | LM324N | A1015 | SMAJ20CA |
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