User`s manual

Graphic Operation Terminal F930GOT Introduction 1
1-34
• Memory map
The data stored in the GOT is classified into two types, word data (D) and bit data (M). An
address is assigned to each data, and each data is laid out as follows.
When specifying data using the screen creation software, use the device (D or M). When
specifying data from the host unit, use the address.
< Word data >
There are 4,096 word devices, and a serial No. (from 0 to 4,095) is assigned to each of
them.
Each word data is stored in the order of upper side and lower side. In the case of a double
word (32-bit) data, data is stored from the higher address to the lower address.
< Bit data >
There are 2,048 bit devices, and a serial number (from 0 to 2,047) is assigned to each of
them. Each address stores 8-bit data.
0000
0001
0002
0003
1FFE
1FFF
žžž
D0 (H)
D0 (L)
D1 (H)
D1 (L)
D4095 (H)
D4095 (L)
2000
2001
20FF
žžž
b7 b6 b5 b4 b2b3 b0b1
M 7
M 15
M 6
M 14
M 5
M 13
M 4
M 12
M 2
M 10
M 3
M 11
M 0
M 8
M 1
M 9
M2047 M2046 M2045 M2044 M2042M2043 M2040M2041