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18. Serial Bus Interface (SBI)
18.1 Communication Format
TMP89FM42
RA001
Figure 18-2 Data Format of I
2
C Bus
18.1.2 Free data format
The free data format is for communication between a master and slave.
In the free data format, the slave address and the direction bit are processed as data.
Figure 18-3 Free Data Format
8 bits
1
1 or more
1 to 8 bits
1
1
S
A
C
K
A
C
K
A
C
K
P
Slave address
Data
Data
1 to 8 bits
1
R
/
W
8 bits
1
1
1 or more
1 or more
1 to 8 bits
1
1
1
S
A
C
K
A
C
K
A
C
K
P
Slave address
Data
Data
Slave address
1 to 8 bits
1
R
/
W
8 bits
A
C
K
R
/
W
S
(a) Addressing format
(b) Addressing format (with restart)
S
R/W
ACK
P
: Start condition
: Direction bit
: Acknowledge bit
: Stop condition
8 bits
1
1 or more
1 to 8 bits
1
1
S
A
C
K
A
C
K
A
C
K
P
Data
Data
Data
1 to 8 bits
1
(a) Free data format
S
R/W
ACK
P
: Start condition
: Direction bit
: Acknowledge bit
: Stop condition
Содержание TLCS-870/C1 Series
Страница 1: ...8 Bit Microcontroller TLCS 870 C1 Series TMP89FM42 查询TMP89FM42供应商 捷多邦 专业PCB打样工厂 24小时加急出货 ...
Страница 3: ...Revision History Date Revision 2007 10 25 1 First Release 2007 11 3 2 Contents Revised ...
Страница 4: ......
Страница 14: ......
Страница 18: ...1 3 Block Diagram TMP89FM42 1 3 Block Diagram Figure 1 2 Block Diagram ...
Страница 22: ...1 4 Pin Names and Functions TMP89FM42 ...
Страница 60: ...2 CPU Core 2 5 Revision History TMP89FM42 ...
Страница 76: ...3 Interrupt Control Circuit 3 8 Revision History TMP89FM42 ...
Страница 86: ...4 External Interrupt control circuit 4 3 Function TMP89FM42 ...
Страница 102: ...7 Voltage Detection Circuit 7 5 Revision History TMP89FM42 ...
Страница 126: ...8 I O Ports 8 3 I O Port Registers TMP89FM42 Note 2 i 0 to 1 ...
Страница 136: ...8 I O Ports 8 5 Revision History TMP89FM42 ...
Страница 142: ...9 Special Function Registers 9 3 SFR3 0x0E40 to 0x0EFF TMP89FM42 ...
Страница 146: ...10 Low Power Consumption Function for Peripherals TMP89FM42 ...
Страница 149: ...TMP89FM42 11 3 Revision History Rev Description RA001 Deleted SLEEP2 description ...
Страница 150: ...11 Divider Output DVO 11 3 Revision History TMP89FM42 ...
Страница 220: ...15 Real Time Clock RTC 15 4 Real Time Clock Operation TMP89FM42 ...
Страница 250: ...16 Asynchronous Serial Interface UART 16 15 Revision History TMP89FM42 ...
Страница 302: ...18 Serial Bus Interface SBI 18 7 Revision History TMP89FM42 ...
Страница 336: ...21 Flash Memory 21 4 Toggle Bit D6 TMP89FM42 Note 1 Make sure that you set the C register to 0x00 LD FLSCR2 0xD5 ...
Страница 338: ...21 Flash Memory 21 4 Toggle Bit D6 TMP89FM42 ...
Страница 384: ...22 Serial PROM Mode 22 15 Revision History TMP89FM42 ...
Страница 388: ...24 Input Output Circuit 24 1 Control Pins TMP89FM42 ...
Страница 404: ...25 Electrical Characteristics 25 11 Revision History TMP89FM42 ...
Страница 406: ...26 Package Dimensions TMP89FM42 ...
Страница 408: ......