h8s-2111b Renesas Electronics Corporation., h8s-2111b Datasheet - Page 358

• Manufacturer Part Number: h8s-2111b
• Description: Renesas 16-bit Single-chip Microcomputer H8s Family / H8s/2100 Series
• Manufacturer: Renesas Electronics Corporation.

User processing
Rev. 1.00, 05/04, page 324 of 544
User processing
(master output)
(master output)
(Pin waveform)
(master output)
(slave output)
(master output)
(slave output)
(slave output)
(slave output)
SDA
SDA
SDA
ICDRF
ICDRS
ICDRR
SCL
SCL
SCL
ICDRS
ICDRR
ICDRF
SCL
SCL
SDA
Data (n-1)
IRIC
IRIC
Start condition generation
Data (n-2)
Figure 13.19 Example of Slave Receive Mode Operation Timing (2)
Figure 13.18 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
Data (n-1)
Bit 5
3
3
3
Slave address
Data (n)
Bit 4
4
Bit 4
4
4
Bit 3
5
Bit 3
[7] SCL is fixed low until ICDR is read
5
5
Bit 2
[8] IRIC clear
6
Bit 2
6
6
[8] IRIC clear
Bit 1
7
Bit 1
7
7
Bit 0
8
[7] SCL is fixed low until ICDR is read
Data (n)
Bit 0
R/W
8
8
[6]
9
A
[10] ICDR read
[6]
Address
9
9
Interrupt
request
occurrence
Address
(Data (n))
A
[10] ICDR read (dummy read)
Data (n)
+R/W
+R/W
Stop condition generation
[12] IRIC clear
Bit 7
[11]
1
1
Data 1
Bit 6
2
2