HD6432160 RENESAS [Renesas Technology Corp], HD6432160 Datasheet - Page 480

• Manufacturer Part Number: HD6432160
• Description: Hitachi 16-Bit Single-Chip Microcomputer
• Manufacturer: RENESAS [Renesas Technology Corp]

User processing
Rev. 2.0, 08/02, page 440 of 788
User processing
(master output)
(Pin waveform)
(master output)
(master output)
(slave output)
(master output)
(slave output)
(slave output)
(slave output)
SDA
SDA
SDA
ICDRR
ICDRF
ICDRS
SCL
SCL
SCL
ICDRF
ICDRS
ICDRR
SCL
SCL
SDA
Data (n-1)
IRIC
IRIC
Start condition generation
Figure 16.20 Example of Slave Receive Mode Operation Timing (2)
Data (n-2)
Figure 16.19 Example of Slave Receive Mode Operation Timing (1)
[2] ICDR read
Bit 0
[7] SCL is fixed low until ICDR is read
[8] IRIC clear
[9] Set ACKB=1
8
Data (n-1)
A
[6]
9
[5] ICDR read (Data (n-1))
Bit 7
Bit 7
1
1
1
Undefined value
Bit 6
Bit 6
2
2
2
(MLS = 0, HNDS= 1)
(MLS = 0, HNDS= 1)
Bit 5
Bit 5
Data (n-1)
3
3
3
Slave address
Data (n)
Bit 4
Bit 4
4
4
4
Bit 3
5
Bit 3
5
5
[7] SCL is fixed low until ICDR is read
Bit 2
[8] IRIC clear
6
Bit 2
6
6
Bit 1
[8] IRIC clear
7
Bit 1
7
7
Bit 0
8
[7] SCL is fixed low until ICDR is read
Bit 0
R/
8
8
Data (n)
[6]
9
A
[10] ICDR read
Address
9
9
Interrupt
request
occurrence
[6]
Address
A
(Data (n))
+R/
Data (n)
+R/
[10] ICDR read (dummy read)
Stop condition generation
[12] IRIC clear
Bit 7
1
1
[11]
Data 1
Bit 6
2
2