Q-BAIHE JLINK V8 Debugger J-LINK Arm Cortex-M4-M0 Emulation Downloader User Manual

Q-BAIHE JLINK V8 Debugger J-LINK Arm Cortex-M4-M0 Emulation Downloader

Interface specification

5V-Supply pin can control the output with instructions as follows:

VOUT is a 3.3V voltage output pin.
The user can remove the short circuit cap inside the rear device and turn off the 3.3V output.
VTREF is the internal voltage reference and this pin must be connected to the V CC of the MCU.

Instructions

JT AG connection mode

There are generally three kinds of power supply:

1. Use 5V-Supply pin to power MCU through LOO of target board.
2. Connect VOUT pin directly to VCC of MCU for power supply.
3. the user can also choose the target board with power supply.

Note: Regardless of the power supply, the VTREF pin must be connected to the VCC of the MCU.

There are generally three kinds of power supply:

1. Use 5V-Supply pin to power MCU through LDO of target board.
2. Connect VOUT pin directly to VCC of MCU for power supply.
3. the user can also choose the target board with power supply.

Note: Regardless of the power supply, the VTREF pin must be connected to the VCC of the MCU.

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