lm8328tmx National Semiconductor Corporation, lm8328tmx Datasheet - Page 12

• Manufacturer Part Number: lm8328tmx
• Description: Mobile I/o Companion Supporting Keyscan, I/o Expansion Pwm, And Access.bus Host Interface
• Manufacturer: National Semiconductor Corporation

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Step
Step
10
11
10
11
12
13
14
15
3
4
5
6
7
8
9
1
2
3
4
5
6
7
8
9
Master/Slave
Master/Slave
M
M
M
M
M
M
M
M
M
M
M
M
M
M
M
S
S
S
S
S
S
S
S
S
I
I
2
2
ADDR.
ADDR.
C Com.
C Com.
DATA
DATA
NACK
DATA
DATA
REG
REG
ACK
ACK
ACK
ACK
ACK
ACK
ACK
ACK
R/W
R/W
R/W
RS
S
P
P
TABLE 5. Multi-Byte Read with Auto Increment
Value
Value
0xAA
0xAA
0x88
0x88
0x01
0x05
0x01
0x05
0
1
0
0
0
0
0
0
12
Address Pointer
Address Pointer
0xAC
0xAA
0xAA
0xAA
0xAA
0xAA
0xAA
0xAB
0xAB
0xAA
0xAA
0xAA
0xAB
0xAB
0xAC
START condition
I
Write
Acknowledge
Register Address, used as Address pointer
Acknowledge
Repeated Start
I
Read
Acknowledge
Read Data from Address in Pointer
Acknowledge, Address Pointer incremented
Read Data from Address in Pointer
No Acknowledge, stops transmission
STOP condition
2
2
Write
Acknowledge
Register Address, used as Address Pointer
Acknowledge
Write Data to Address in Pointer
Acknowledge, Address pointer incremented
Write Data to address 0xAB
Acknowledge, Address pointer incremented
STOP condition
C-compatible ACCESS.bus Address
C-compatible ACCESS.bus Address
Comment
Comment