Distributor of Equinox Technologies: Excellent Integrated System Limited
Datasheet of ISPNANO S3 KIT - ISP PORTABLE PROGRAMMER
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ISPnano Series Programmer - User Manual – V1.11 – 12
th
May 2011
73
4.5.3 Connection instructions
If you wish to power the Target System using the
‘External Switched Supply’
, please follow the
connection instructions detailed in the table below.
Fig. 4.5.1 ISPnano Series 2 / 3 – Power Connectors
Programmer
Signal
name
Function
Voltage
range
(V DC)
Programmer
Connector
Connect to….
….on the Target
System
DC IN
DC Power Input
9.0 – 24.0V
DC-IN
– pin 2
Power supply input for
programmer
EXT-VCC-IN
External Switched
DC Power Input
1.8 – 24.0V
EXT-VCC-IN
– pin 2
Connect to
‘EXTERNAL’
power
supply source.
EXT-VCC-OUT
Switched output
of
‘External VCC’
supply
1.8 – 24.0V
‘Target ISP Port’
- pins 3+4
Connect to the
INPUT
of the Target System
regulator circuit.
TVCC
Target Vcc
Supply /
measurement
1.2 – 5.0 V
‘Target ISP Port’
- pins 1+2
Connect to the
OUTPUT
of the Target
System regulator circuit
or the
Vcc rail
for the
IC to be programmed.
SIGNAL_
GROUND
0V Signal
GROUND
0V
‘Target ISP Port’
- pins 5+6
Signal GROUND
between programmer
and Target System.
POWER_
GROUND
0V Power
GROUND
0V
Do not connect!!!
Connect GROUND
wire from 0V of Target
System to star-
connected 0V of main
power supply.
Please refer to fig 4.5.1 for a schematic showing the connections and pin numbers.
1. DC-IN – Connect 9.0V – 24.0V DC to power programmer
2. DC-EXT – Connect external 1.8V – 30.0V supply
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