h8s-2158 Renesas Electronics Corporation., h8s-2158 Datasheet - Page 527

• Manufacturer Part Number: h8s-2158
• Description: Renesas 16-bit Single-chip Microcomputer H8s Family/h8s/2100 Series
• Manufacturer: Renesas Electronics Corporation.

Notes:
Legend:
ICCR
ICMR
ICSR
ICDR
SAR
SARX
ICCNT
ICCRX
ICCMD
1. ICDRX write = ICDRT write
2. ICDRX read = ICDRR read
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I
I
I
I
Slave address register
Second slave address register
IIC operation reservation adapter count register
IIC operation reservation adapter control register
IIC operation reservation adapter command register
2
2
2
2
C bus control register
C bus mode register
C bus status register
C bus data register
SCL
SDA
Figure 17.1 Block Diagram of I
canceler
canceler
Noise
Noise
PS
Command
Output data
Arbitration
control
Timeout
decision
Bus state
decision
decision
control
Clock
circuit
circuit
circuit
conrol
circuit
ICSRA
ICSRB
ICSRC
ICDRX
ICDRT
ICDRS
ICDRR
PS
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Rev. 3.00 Jan 25, 2006 page 475 of 872
2
IIC operation reservation adapter status register A
IIC operation reservation adapter status register B
IIC operation reservation adapter status register C
IIC operation reservation adapter data register
IIC data transmit buffer
IIC data shift register
IIC data receive buffer
Prescaler
C Bus Interface
Address comparator
Section 17 I
SAR, SARX
generator
Adapter
Interrupt
ICCMD
ICCNT
ICCRX
ICSRA
ICSRB
ICSRC
ICDRS
ICDRR
ICDRT
ICCR
ICMR
ICSR
ICDRX(W)
ICDRX(R)
*
*
1
2
2
C Bus Interface (IIC)
REJ09B0286-0300
Interrupt
request