m3005ld STMicroelectronics, m3005ld Datasheet - Page 8

• Manufacturer Part Number: m3005ld
• Description: Remote Control Transmitter
• Manufacturer: STMicroelectronics

M3005LAB1 - M3005LD
Figure 5 : Multiple Key-Stroke Sequence.
8/10
KEY A
KEY B
REMO
OSCO
DRVnN
closed
released
closed
released
H
L
H
L
off
on
t
t
DB
ST
Scan rate multiple key-stroke : t
key bouncing
scan
word key A
t
W
word key A
scan
SM
= 8 to 10 x T
scan
OSCILLATOR ACTIVE
O
t
SH
key A decoded as HIGH
key A decoded as LOW
t
word key B
DB
t
ST