PC1602LRS-FWA-H-YW POWERTIP [Powertip Technology], PC1602LRS-FWA-H-YW Datasheet - Page 14
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PC1602LRS-FWA-H-YW
Manufacturer Part Number
PC1602LRS-FWA-H-YW
Description
PC1602LRS-FWA-H-YW
Manufacturer
POWERTIP [Powertip Technology]
Datasheet
1.PC1602LRS-FWA-H-YW.pdf
(21 pages)
PC1602LRS-FWA-H-YW Ver.0(DK)
from RAM
Read Busy
Write Data
Note:
Be sure the ST7066U is not in the busy state (BF=0) before sending an instruction from the MPU to the
ST7066.
If an instruction is sent without checking the busy flag , the time between the first instruction and next
instruction will take much longer than the instruction time itself.
Refer to Instruction Table for the list of each instruction execution time .
Read Data
Flag and
Address
to RAM
0 1 BF
1 0 D7 D6 D5 D4 D3 D2 D1 D0
1 1 D7 D6 D5 D4 D3 D2 D1 D0
AC
6
AC
5
AC
4
AC
3
AC
2
Page14
AC
1
AC
0
Whether during internal operation
or not can be known by reading
BF. The contents of address
counter can also be read.
Write data into internal RAM
(DDRAM/CGRAM).
Read data from internal RAM
(DDRAM/CGRAM).
37 s
37 s
0 s