hi7191 Intersil Corporation, hi7191 Datasheet - Page 19

• Manufacturer Part Number: hi7191
• Description: 24-bit, High Precision, Sigma Delta A/d Converter
• Manufacturer: Intersil Corporation

Detailed Register Descriptions
Data Output Register
The Data Output Register contains 24 bits of converted data.
This register is a read only register.
MSB
D23
SDIO
SCLK
SCLK
SDIO
SDO
SCLK
SCLK
SDO
SDIO
SDIO
SDO
SDO
CS
CS
CS
CS
D22
22
I0
I0
I0
I0
I1
I1
I1
I1
D21
21
I2
IR WRITE PHASE
IR WRITE PHASE
IR WRITE PHASE
THREE-STATE
I2
I2
I2
IR WRITE PHASE
I3
THREE-STATE
D20
I3
I3
I3
20
BYTE 2
I4
FIGURE 17. DATA READ CYCLE, 3-WIRE CONFIGURATION, SCLK IDLE HIGH
FIGURE 16. DATA READ CYCLE, 3-WIRE CONFIGURATION, SCLK IDLE LOW
I4
I4
19
I4
I5
D19
I5
I5
19
I5
I6
I6
I6
I6
D18
I7
FIGURE 15. DATA WRITE CYCLE, SCLK IDLE HIGH
18
I7
FIGURE 14. DATA WRITE CYCLE, SCLK IDLE LOW
I7
I7
D17
17
B0
B0
B0
B0
D16
16
B1
B1
B1
B1
B2
HI7191
B2
B2
B2
B3
B3
B3
B3
B4
DATA TRANSFER PHASE - TWO-BYTE WRITE
B4
B4
B4
D15
DATA TRANSFER PHASE - TWO-BYTE WRITE
DATA TRANSFER PHASE - TWO-BYTE READ
DATA TRANSFER PHASE - TWO-BYTE READ
D7
15
B5
7
B5
B5
B5
B6
B6
B6
THREE-STATE
B6
D14
D6
14
THREE-STATE
6
B7
B7
B7
B7
D13
D5
13
5
B8
B8
B8
B8
D12
D4
12
4
BYTE 1
BYTE 0
B9
B9
B9
B9
B10 B11 B12 B13 B14 B15
B10 B11 B12 B13 B14
B10 B11 B12 B13 B14
D11
B10 B11 B12 B13 B14
D3
11
3
D10
D2
10
2
D9
D1
9
1
B15
B15
June 1, 2006
B15
FN4138.8
LSB
D8
D0
8