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Distributor of Equinox Technologies: Excellent Integrated System Limited
Datasheet of EPSILON5-A1 - ISP PORTABLE PROGRAMMER USB
Contact us: sales@integrated-circuit.com Website: www.integrated-circuit.com
5
N/C
6
PROG_RXD
7
PROG_GND
8
PROG_ACTIVE
9
PROG_GND
10
PROG_RESET
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
EPSILON5 MKII Programmer - User Guide V1.12 – 1
-
N/C
I
TXD
P
Ground
Connection
O
LED or
Interrupt pin
P
Ground
Connection
O
RESET
st
Not Connected
Programmer RXD (Transmit) pin
The programmer receives serial data on
this pin from the Target Device TXD
(Transmit) pin.
Target / Programmer GROUND
connection
Common ground connection between
PROGRAMMER and Target System.
Programmer ACTIVE LED
This pin can be driven LOW when a
programming action is taking place. The
signal can be used to illuminate an LED or
trigger an interrupt on the Target
Microcontroller.
Target / Programmer GROUND
connection
Common ground connection between
PROGRAMMER and Target System.
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.
Warning!
During 'High Voltage Serial Programming'
of the Atmel ATtiny11/12/15
microcontrollers, a +12V Vpp voltage is
generated by the programmer on this pin.
August 2007
69
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