Phytec miniMODUL-537, Hardware Manual

Page: 35 / 66

Jumper Configuration

PHYTEC Meßtechnik GmbH 1993 L-006e_2
29
5.2 Jumper for Controller Pre-Configuration
JP2, JP3 and JP4 Controller pre-configuration
With these jumpers controller-internal pre-configurations are made,
which are described in the controller manual.
JP2 /EA selection internal/external program
Already connected with GND. As long as this jumper is connected
with GND, program-memory access is executed also below 2000H of
the program-memory U11. A change is necessary only for
mask-programmable controllers.
JP3 Oscillator-Watchdog-Enable
Already connected with GND. Please pay attention to the description
found in the controller manual.
JP4 /PE-SWD Power-Down and Watchdog-Enable
Already connected with GND. Please pay attention to the detailed
description in the controller manual.