Please view documentation:

Card Not Present API:                                                          

https://cnp-developer.addpay.cloud

Terminal - app-to-app:                                                        

https://developers.paycloud.africa/#/appInvokingIntegration

Terminal - cross terminal with USB-C:                                 

https://developers.paycloud.africa/#/crossTerminalIntegrationUsb

Terminal - cross terminal with cloud API :                           

https://developers.paycloud.africa/#/crossTerminalIntegrationCloud