
ML62Q1000 Series User's Manual
Chapter 12
I2C Bus Unit
FEUL62Q1000
12-31
12.3.4 Slave Mode Communication Operation Timing
Figures 12-7 to 12-9 show the operation timing and control method for each communication mode.
Figure 12-7 Operation Timing in Data Reception Mode When Slave Mode is Chosen
Figure 12-8 Operation Timing in Data Transmission Mode When Slave Mode is Chosen
Figure 12-9 Operation Timing at Data Transmission/Reception Mode Switching When Slave Mode is Chosen
S
P
S
r
Start
condition
Stop
condition
Restart
condition
A
A
A
I2US0CON="20H"
I2US0CON="20H"
I2US0CON="20H"
Received data
‚(2)
S
A
6
A
5
A
4
A
3
A
2
A
1
A
0
R
W
A
D
6
D
0
D
7
A
D
6
D
7
D
0
A
D
6
D
7
D
0
A
P
I2US0CON="20H"
Received data
ƒ(3)
Received data
(1)
Slave address
Slave address
Register
setting
I2CU0_SDA pin
I2CU0INT
I2US0SAA bit
I2US0RD register
I2US0TR bit
I2US0TD=
"
xxH
"
I2US0CON="20H"
I2US0TD=
"
xxH
"
I2US0CON="20H"
I2US0TD=
"
xxH
"
I2US0CON="20H"
Transmit data
(2)
S
A
6
A
5
A
4
A
3
A
2
A
1
A
0
R
W
A
D
6
D
0
D
7
A
D
6
D
7
D
0
A
D
6
D
7
D
0
A
P
Transmit data
(3)
Transmit data
(1)
Slave address
Slave address
Transmit data (1)
Transmit data (2)
Transmit data (3)
Register
setting
I2CU0_SDA pin
I2CU0INT
I2US0SAA bit
I2US0RD register
I2US0TR bit
I2US0CON="20H"
I2US0CON="20H"
S
A
6
A
5
A
0
R
W
A
D
6
D
0
D
7
A
P
I2US0CON="20H"
Received data
(1)
Slave address
Slave address
Received data (1)
Slave address
Transmit data (1)
Register
setting
I2CU0_SDA pin
I2CU0INT
I2US0SAA bit
I2US0RD register
I2US0CON="20H"
I2US0TD="xxH"
I2US0CON="20H"
A
6
A
5
A
0
R
W
A
D
6
D
0
D
7
A
Transmit data
(1)
Slave address
S
r
I2US0TR bit
Содержание ML62Q1000 Series
Страница 17: ...Chapter 1 Overview...
Страница 112: ...Chapter 2 CPU and Memory Space...
Страница 154: ...Chapter 3 Reset Function...
Страница 166: ...Chapter 4 Power Management...
Страница 196: ...Chapter 5 Interrupts...
Страница 248: ...Chapter 6 Clock generation Circuit...
Страница 274: ...Chapter 7 Low Speed Time Base Counter...
Страница 291: ...Chapter 8 16 Bit Timer...
Страница 320: ...Chapter 9 Functional Timer FTM...
Страница 382: ...Chapter 10 Watchdog Timer...
Страница 402: ...Chapter 11 Serial Communication Unit...
Страница 456: ...Chapter 12 I2 C Bus Unit...
Страница 491: ...Chapter 13 I2 C Master...
Страница 512: ...Chapter 14 DMA Controller...
Страница 531: ...Chapter 15 Buzzer...
Страница 550: ...Chapter 16 Simplified RTC...
Страница 559: ...Chapter 17 GPIO...
Страница 594: ...Chapter 18 External Interrupt Function...
Страница 612: ...Chapter 19 CRC Generator...
Страница 632: ...Chapter 20 Analog Comparator...
Страница 644: ...Chapter 21 D A Converter...
Страница 655: ...Chapter 22 Voltage Level Supervisor...
Страница 676: ...Chapter 23 Successive Approximation Type A D Converter...
Страница 709: ...Chapter 24 Regulator...
Страница 714: ...Chapter 25 Flash Memory...
Страница 743: ...Chapter 26 Code Option...
Страница 750: ...Chapter 27 LCD Driver...
Страница 788: ...Chapter 28 On Chip Debug Function...
Страница 795: ...Chapter 29 Safety Function...
Страница 813: ...Appendix A...
Страница 881: ...Revision History...