ADBM-A350-200 Avago Technologies US Inc., ADBM-A350-200 Datasheet - Page 21

• Manufacturer Part Number: ADBM-A350-200
• Description: Vigor Colossus OFN Module
• Manufacturer: Avago Technologies US Inc.

Specifications of ADBM-A350-200

• Lead Free Status / Rohs Status: Lead free / RoHS Compliant

Example: Polling of Status register (X-Y Motion Bit and Button bits)
To poll the STATUS register, the following structure can be used:
Figure 19. TWI polling
In this case, the host read ADBM-A350 data packets until the update bit (bit 4). Then the host could read successive
registers using the ai bit example below.
Note: polling the Status register rather than using the DATA_RDY pin increases power consumption
21
Packet
Packet
SDA
SDA
ADBS
Packet
Packet
SDA
SDA
ADBS
number
type
host
number
type
host
START
START
ADBS
Address 0 x 57
ADBS Address
0 x 57
7
1010111
1010111
DA
DA
1
3
R/W
R/W
1
0
0
ACK
ACK
ai
ADBS
STATUS
register
7
7
0
00000000
Register
Address 0 x 02
0000010
RA
DP
2
4
0
0
ACK
ACK
7
00010001
ADBS
STATUS
register
DP
5
0
NAK
STOP
Host could
also drive
another
START
condition
instead of a
STOP
condition