MMA8453QR1 Freescale, MMA8453QR1 Datasheet - Page 20
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MMA8453QR1
Manufacturer Part Number
MMA8453QR1
Description
Manufacturer
Freescale
Datasheet
1.MMA8453QR1.pdf
(50 pages)
Specifications of MMA8453QR1
Lead Free Status / RoHS Status
Compliant
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
MMA8453QR1
Manufacturer:
FREESCALE
Quantity:
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Part Number:
MMA8453QR1
Manufacturer:
FREESCALE
Quantity:
20 000
Multiple Byte Write
Therefore, after following the steps of a single byte write, multiple bytes of data can be written to sequential registers after each
MMA8453Q acknowledgment (ACK) is received.
Table 10. I
20
< Single Byte Read >
< Multiple Byte Read >
< Single Byte Write >
< Multiple Byte Write >
MMA8453Q
Master
Master
Master
Master
Master
Slave
Slave
Slave
Slave
Slave
The MMA8453Q automatically increments the received register address commands after a write command is received.
Command
Legend
ST: Start Condition
SR: Repeated Start Condition
Read
Read
Write
Write
2
C Device Address Sequence
ST
ST
ST
ST
Data[7:0]
Device Address[6:0]
Device Address[6:0]
Device Address[6:0]
Device[Address[6:0]
Device Address
AK
001110
001110
001110
001110
[6:1]
SP: Stop Condition
AK: Acknowledge
W
W
W
W
Data[7:0]
AK
AK
AK
AK
Figure 12. I
Register Address[7:0]
Register Address[7:0]
Register Address[7:0]
Register Address[7:0]
SA0
[0]
0
0
1
1
AK
2
C Timing Diagram
NAK: No Acknowledge
R: Read = 1
Data[7:0]
Device Address
AK
AK
AK
AK
0x1C
0x1C
0x1D
0x1D
[6:0]
SR
SR Device Address[6:0]
NAK
Device Address[6:0]
Data[7:0]
Data[7:0]
SP
W: Write = 0
R/W
1
0
1
0
AK
AK
R
R
SP
AK
AK
Freescale Semiconductor
Data[7:0]
8-bit Final Value
Data[7:0]
Data[7:0]
0x3B
0x3A
0x39
0x38
AK
AK
NAK SP
Sensors
SP