Equinox Systems PPM3 Reference Manual page 25

Distributor of Equinox Technologies: Excellent Integrated System Limited
Datasheet of EQ-IOCON-3 - MOD PPM3 CONN-3 I/O ATMEGA JTAG
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5 PROG_RESET O
6 PROG_GND
7 PROG_SCK1
8 PROG_GND
9 PROG_MISO
10 PROG_GND
Key
O - Output from programmer to Target Device
I - Input to programmer from Target Device
P - Passive eg. GROUND and power rails
N/C - Not connected
RESET
P GROUND
O SCK
P GROUND
I MISO
(except for
ATmega103/128/64
– connect to TXD
pin instead)
P GROUND
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.
Ground Connection
Common ground connection between the
programmer and Target System.
SPI Serial Clock Output
This is the SPI clock output signal.
Ground Connection
Common ground connection between the
programmer and Target System.
Master In Slave Out
This is the SPI data input pin to the
programmer. This pin should be
connected to the MISO pin on the Target
Microcontroller.
Ground Connection
Common ground connection between
PROGRAMMER and Target System.