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8
Programmer I/O3
10
PROG_RESET/VPP O
Key
O - Output from programmer to Target Device
I - Input to programmer from Target Device
ISPJUNO - Portable ISP Programmer - User Guide V0.84 – 17/04/20
•
IO3
JTAG – TCK
•
SPI - SCK
RESET
SPI, I2C signal lines are referenced
to.
This pin can be used for JTAG or
SPI Target Systems.
Target RESET control pin
This pin controls the Target Device
RESET pin. It will driven
HIGH/LOW according to the device
type and settings in the <Pre-
program State Machine> tab in the
EQtools project. It is also used to
apply a +12V VPP voltage for some
algorithms.
P - Passive e.g. GROUND and power rails
N/C - Not connected
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