emc1403 Standard Microsystems Corp., emc1403 Datasheet - Page 16

• Manufacturer Part Number: emc1403
• Description: 1 Degree C Temperature Sensor With Beta Compensation
• Manufacturer: Standard Microsystems Corp.

APPLICATION NOTE: The ARA does not clear the Status Register and if the MASK bit is cleared prior to the Status
Revision 1.30 (05-06-08)
4.7
4.8
START
1 -> 0
The EMC1403 and EMC1404 will respond to the ARA in the following way:
1. Send Slave Address and verify that full slave address was sent (i.e. the SMBus communication
2. Set the MASK bit to clear the ALERT pin.
The EMC1403-1 and EMC1404-1 respond to hard-wired SMBus slave address as shown in
Note: Other addresses are available. Contact SMSC for more information.
The EMC1403 and EMC1404 support SMBus Timeout. If the clock line is held low for longer than
30ms, the device will reset its SMBus protocol. This function can be enabled by setting the TIMEOUT
bit in the Consecutive Alert Register (see
SMBus Address
SMBus Timeout
from the device was not prematurely stopped due to a bus contention event).
RESPONSE
ADDRESS
0001_100
ALERT
Register being cleared, the ALERT pin will be reasserted.
Table 4.6 Alert Response Address Protocol
RD
1
DATASHEET
Section
ACK
16
0
6.12).
1001_1000
ADDRESS
1°C Temperature Sensor with Beta Compensation
DEVICE
NACK
SMSC EMC1403/EMC1404
1
STOP
0 -> 1
Table
Datasheet
1.1.