SX8722I070LF SEMTECH [Semtech Corporation], SX8722I070LF Datasheet - Page 41

• Manufacturer Part Number: SX8722I070LF
• Description: High gain acquisition for sensor interface
• Manufacturer: SEMTECH [Semtech Corporation]

11.3. Control registers
The parameters available on these registers affect the whole SX8722 and are common to all configuration register sets.
11.3.1. SXCtrl1 - SX8722 Control register 1
11.3.2. SXCtrl2 - SX8722 Control register 2
Note:
ACS - Revision 4.2
©2008 Semtech Corp.
ADVANCED COMMUNICATIONS & SENSING
Register
Register
SXCtrl1
SXCtrl2
More information about the alarms condition usage on Alarm section
reserved
Bit
Bit
7
6
5
4
3
2
1
0
3
2
1
0
EE_D
7
7
RESERVED
AL1OnC
AL2OnC
XTAL_D
AL1OffC
AL2OffC
SXCtrl1
SXCtrl1
CKOUT
SLEEP
EE_D
SHUT
CAL
reserved
XTAL_D
EE
October 2008
6
6
Table 23. Control register 2; address 0x01
Table 22. Control register; address 0x00
rw
rw
rw
rw
rw
rw
rw
rw
rw
rw
r
r
r
r
reserved
CKOUT
5
5
Reset
Reset
0
0
0
0
0
0
0
0
0
0
x
x
Indicates if an EEPROM was detected at startup
Indicates if an XTAL was detected at startup
Enabled the clock output on CKOUT pin
Is set to 1 when SX8722 loaded its configuration from the
EEPROM at startup
When set to 1 his bit activates the Sleep mode of the SX8722.
Setting pin SLEEP to 1 has the same effect.
When set to 1 his bit activates the Shutdown mode of the
SX8722. Setting pin SHUT to 1 has the same effect.
This flag shows if the SX8722 clock has been successfully
calibrated.
Sets the logical condition for alarm 1 on (0 = OR, 1 = AND)
Sets the logical condition for alarm 1 on (0 = OR, 1 = AND)
Sets the logical condition for alarm 1 on (0 = OR, 1 = AND)
Sets the logical condition for alarm 1 on (0 = OR, 1 = AND)
Page 41
reserved
reserved
4
4
High gain acquisition for sensor interface
AL1OnC
EE
3
3
Description
Description
AL1OffC
SLEEP
2
2
AL2OnC
SHUT
1
1
DATASHEET
www.semtech.com
SX8722
AL2OffC
CAL
0
0