PM9109BF
The designation of the pins on connector SK1 are given below:
PM9109B
Pin
Description
1
GND
2
PB
3
PCLK
4
PDTA
5
PGM
PC Parallel Connectors (Suggested)
Pin
Description
18
GND
2
D1
4
D3
5
D4
3
D2
Note:
The recommended connections above are applicable for the demonstration
software provided with the PM9109BF.
6.
Optical Port
The optical port has been designed to meet the IEC1107 Mode D specification.
This facility offers a pulse output as well as a serial data meter reading facility.
Three types of interfacing elements from the PM9109BF are available:
a) Infra-red optical port
b) Red LED
c) Opto-coupler
In order to maximise the intensity of the element, it is suggested that only one of
the outputs be used at any one time.
Jumper
J5
J6
J7
7.
Element
Opto Coupler
Infra Red LED
Red LED
Liquid Crystal Display (LCD)
The PM9109BF includes a LCD comprising of seven digits with announciators.
To cater for compatibility with future devices, four jumpers are provided for
backplane driving configurations. The PM9109BF boards are shipped to the
customer with jumpers in a default configuration.
This note refers to the SA9109B data sheet throughout the text and it is
recommended that a copy of the data sheet of the SA9109B is on hand when reading
through this description.
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