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Hardware Description
AT89STK-06 Demo Board User Guide 2-7
4339B–CAN–11/04
2.5 Board Settings The AT89STK-06 board has two types of settings:
Jumpers
Solder strap
Test points
Table 2-1, Table 2-2 and Table 2-3 provide an overview of the available settings and
test points.
2.5.1 Jumpers
Figure 2-10. Jumper Setting Definition
Table 2-1. Default Jumper Setting
Reference PCB Name Comments (guidelines) Default
JP1 EA
ON : allows external execution
OFF: Internal code execution
Open (OFF)
JP2 MUTE
ON : Enable C51 generic extension board (optionnal) buzzer
OFF: Disable C51 generic extension board (optionnal) buzzer
Open (OFF)
JP3 CANRes
ON : Enable CAN terminator resistor
OFF: Disable CAN terminator resistor
Open (OFF)
JP4 RTS
ON : Enable RTS line to control ISP mode (for AutoISP mode)
OFF: Disable RTS line to control ISP mode
Open (OFF)
JP5 DTR
ON : Enable DTR line to drive MCU reset (for AutoISP mode)
OFF: Disable DTR line to drive MCU reset
Open (OFF)
JP6 Batt
ON : Enable Battery charge
OFF: Disable Battery charge
Open (OFF)
strap
jumper header
Ex: 1-2
OFFON or