![](/images/new-backgrounds/1300966/30096667x1.webp)
Users Manual TOPAS900 Flash V2.1
flash software should be executed. If the jumper is left open, the /EA pin is pulled up by a 10k
5.2.Jumper Description
5.2.1. The jumpers of the Programming-Debugging Board
J_VCC : must only be opened when
J_RES : Jumper to connect/disconnect the reset line controller by the firmware controller. Should only be opened when
5.2.2. The jumpers of the Flash Carrier Board
J_CS0 : This jumper is to connect/disconnect the chip select line CS0 to the
J_CS2 : Same as above. The CS2 pin is used to enable the
J_EA : Jumper to select between internal (high/open) and external flash memory access (low/closed) after reset. When the Flash Carrier Board is connected to the Programming and Debugging Board, the jumper can be left open – the line is controlled by the firmware controller.
5.3.Programming of Flash Memory
Internal and external flash memories can be programmed with the respective tool. To start it select the program group “TOPAS900 Flash” and select “TOPAS900 Flash Programming Tool” from the menu. If there is no board connected a respective error message will be displayed. If there is no physical connection this should be mounted. In a lot of cases the reason is the COM port setting. You can set the COM and the transfer data by clicking the “Setup Port” icon and use the setting options. If the connection is set
HWU Elektronik Oberhausen | Page 34 |