Gprecv (General-Purpose Communication Receive Instruction) - Panasonic FP7 Series Command Reference Manual

15.3 GPRECV (General-Purpose Communication Receive Instruction)

15.3 GPRECV (General-Purpose Communication Receive Instruction)
■
Ladder diagram
(Note 1) The above figure shows the case that S1=U0 (CPU unit with built-in SCU) and S2=U1 (port number 1)
are specified by the UNITSEL instruction.
■
Available operation units (●: Available)
Operatio
bit
n unit
i
■
List of operands
Operand Description
D1 Starting address of the received data storage data area
D2 Ending address of the received data storage data area
■
Available devices (●: Available)
Operan
d
W W
X Y
(Note
D1
● ●
1)
(Note
D2
● ●
1)
(Note 1) Always 16-bit data/device, regardless of the specification of operation units [i].
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Outline of operation
● This instruction reads data that is sent from an external device and received by the
communication port of the unit.
● This instruction reads received data from the communication unit and the communication
port set by the UNITSEL instruction, and stores the number of received bytes in the area
specified by [D1] and the received data in the areas [D1+1] to [D2].
WUME-FP7CPUPGR-12
US
●
16-Bit device:
W W W S D L
R L S D T D
● ● ● ●
● ● ● ●
SS UL
●
32-Bit
device:
TS TE
U W
WI
C C
M O
S E
SL SF
Real
Integer numbe
r
D
IX K H SF
Ｕ
F
DF
St
rin
g Index
modifie
r
" "
●
●
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