Mitsubishi A953GOT-LBD-M3-H, Hardware Manual

Page: 137 / 142

A953 HANDY GOT
A-3
1
2
3
4
5
6
7
8
9
10
11
12
13
14
A
A-1-3: Sample program in host
Sample programs (C language) in the host are stored in the SW
†
D5C-GOTR-PACKE.
By selecting a sample program for microcomputer connection as an option while installing the
software package, the sample program is available.
For the operating procedure (about how to select the option) during installation, refer to the
SW
†
D5C-GOTR-PACKE(V)OPERATING MANUAL.
A-1-4: Outline of system operations
The table below explains the system operations while dividing them into processing in the host,
display/processing in the GOT and data transfer packets.
Processing item Contents of processing in host
Packet used in
data transfer
Contents of display
processing in GOT
Initial processing
Executes the port opening processing.
− −
Writes "1" to the screen changeover
device (D20).
Batch write packet
for changeover to
screen 1
*1
Displays the base
screen 1.
Receives a response from the GOT.
− −
Judges whether there is an error in the
response from the GOT.
− −
Writes the initial value to a device (D21).
Batch write packet
for numeric display
*2
Displays "0" in the
numeric display on
the base screen 1.
Receive of response/
interrupt from GOT
When receiving
from the GOT a
response to write to
the device (D21) Issues the request
to acquire the
present value of
the device (D21).
Batch read packet
for numeric
display
*3
Increments the
numeric display on
the base screen 1.
(As far as the base
screen 1 is
displayed, the host
executes the
processing shown
on the left
repeatedly.)
When receiving
from the GOT a
response to read
from the device
(D21)
Prepares the next
device value (D21).
−
Calculates the
sum check of the
send packet.
−
Issues the
request to update
the device (D21).
Batch write packet
for numeric
display
*2
When receiving the
interrupt request to
change over from
the base screen 1 to
the base screen 2
Sets the base
screen status to
the base screen 2.
Interrupt receive
packet
*6
Changes over to
the base screen 2
when the touch
switch 1 is touched.
Notifies the host
through interrupt.
When receiving the
interrupt request to
change over from
the base screen 2 to
the base screen 1
Sets the base
screen status to
the base screen 1.
Interrupt receive
packet
*6
Changes over to
the base screen 1
when the touch
switch 3 is touched.
Notifies the host
through interrupt.
Termination processing
(executed only when error
response is received)
Executes the port closing processing.
− −