SMD1103P View Datasheet(PDF) - Summit Microelectronics

Part Name

Description

View to exact match

SMD1103P

10-Bit Data Acquisition System for Autonomous Environmental Monitoring

Summit Microelectronics 

SMD1102 / 1103 / 1113

SCL

SDA

1 0 0 1 E/C CH1 CH0 R/M

0 0 0 0 CH1 CH0 D9 D8

D7 D6 D5 D4 D3 D2 D1 D0

S

T

A

R

Device Type

T

Identifier

A

Channel

Address

C

K

A

Channel

Address

C

K

Echo

NS

AT

CO

KP

2033 Fig02

Figure 2. Single Channel Read Sequence

Conversion #1

Conversion #2

SCL

SDA

1 0 0 1 E/C CH1 CH0 R/M

0 0 0 0 CH1 CH0 D9 D8

D7 D6 D5 D4 D3 D2 D1 D0

0 0 0 0 CH1 CH0 D9 D8

D7 D6

S

T

A Device Type

Channel

Address

A

C

K

R

Identifier

T

Channel

Address

Echo

A

C

K

A

C

K

Channel

Address

A

C

K

2033 Fig03 3.0

Figure 3. Single Channel Continuous Read Sequence

Conversion #1

Channel 0

Conversion #2

Channel 1

SCL

SDA

1 0 0 1 E/C CH1 CH0 R/M

0 0 0 0 CH1 CH0 D9 D8

D7 D6 D5 D4 D3 D2 D1 D0

0 0 0 0 CH1 CH0 D9 D8

D7 D6

S

T

A Device Type

R

Identifier

Channel

Address

= 11

A

C

K

T

Channel 0

Address

Echo

A

C

K

A

C

K

Channel 1

Address

A

C

K

2033 Fig04

Figure 4. Auto-Increment Continuous Read Sequence

SCL

SDA

S

T

A

R

T

1 0 0 1 E/C CH1 CH0 R/M

0

Device Type

Identifier

A

Channel

Address

C

K

0 0 0 U/L OP0 D9

Upper/Lower

Monitor

Option

D8

A

C

K

D7 D6 D5 D4 D3 D2 D1 D0

AS

CT

KO

P

2033 Fig05

Figure 5. Programming the Auto-Monitor Limit Registers

SCL

SDA

1 0 0 1 1 CH1 CH0 R/M

1 CH1 CH0 0 0 OP0 D9 D8

D7 D6 D5 D4 D3 D2 D1 D0

S

T

A

C

Lower Limit

Monitor

Option

A

C

A

C

A

K

K

K

R

T

1 CH1 CH0 0 1 OP0 D9 D8

D7 D6 D5 D4 D3 D2 D1 D0

Upper Limit

Monitor

Option

A

C

K

NS

AT

CO

KP

Figure 6. Reading the Auto-Monitor Limit Registers

SUMMIT MICROELECTRONICS, Inc.

2033 8.1 10/04/01

2033 Fig06

7

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