Section 18
I
2
C Bus Interface (IIC)
Rev. 1.00 Apr. 28, 2008 Page 531 of 994
REJ09B0452-0100
φ
SCL
ExSCLA
ExSCLB
PS
Noise
canceler
Bus state
decision
circuit
Arbitration
decision
circuit
Output data
control
circuit
ICCR
Clock
control
ICXR
ICMR
ICSR
ICDRS
Address
comparator
SAR, SARX
SDA
Noise
canceler
Interrupt
generator
Interrupt
request
Internal data bus
ICDRR
ICDRT
[Legend]
ICCR:
ICMR:
ICSR:
ICDR:
ICXR:
SAR:
SARX:
PS:
Note :
*
An input/output pin can be selected among three pins (IIC_0 and IIC_1).
I
2
C bus control register
I
2
C bus mode register
I
2
C bus status register
I
2
C bus data register
I
2
C bus extended control register
Slave address register
Slave address register X
Prescaler
ExSDAA
ExSDAB
*
*
Figure 18.1 Block Diagram of I
2
C Bus Interface
Содержание H8S/2100 Series
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Страница 330: ...Section 10 16 Bit Timer Pulse Unit TPU Rev 1 00 Apr 28 2008 Page 304 of 994 REJ09B0452 0100...
Страница 354: ...Section 11 16 Bit Cycle Measurement Timer TCM Rev 1 00 Apr 28 2008 Page 328 of 994 REJ09B0452 0100...
Страница 380: ...Section 12 16 Bit Duty Period Measurement Timer TDP Rev 1 00 Apr 28 2008 Page 354 of 994 REJ09B0452 0100...
Страница 416: ...Section 13 8 Bit Timer TMR Rev 1 00 Apr 28 2008 Page 390 of 994 REJ09B0452 0100...
Страница 494: ...Section 15 Serial Communication Interface SCI Rev 1 00 Apr 28 2008 Page 468 of 994 REJ09B0452 0100...
Страница 612: ...Section 18 I 2 C Bus Interface IIC Rev 1 00 Apr 28 2008 Page 586 of 994 REJ09B0452 0100...
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