Section 17 I
2
C Bus Interface (IIC)
Rev. 3.00 Jan 25, 2006 page 491 of 872
REJ09B0286-0300
Operating
Mode
MST
TRS
BBSY ESTP STOP IRTR
AASX AL
AAS
ADZ
ACKB ICDRE ICDRF State
0
1
1
0
0
0
1
↑
Transmission end (when ACKB
= 1 received)
0
1
1
0
0
1
↑
/0
*
2
0
0
1
↑
Transmission end (when
previous state is ICDRE = 0)
0
1
1
0
0
0
↓
0
↓
0
0
0
↓
Write to ICDR in above state
0
1
1
0
0
0
0
1
Transmission end (when
previous state is ICDRE = 1)
0
1
1
0
0
0
↓
0
↓
0
0
0
↓
Write to ICDR in above state or
after start condition is detected
0
1
1
0
0
1
↑
/0
*
2
0
0
0
0
1
↑
Data transfer from transmit
buffer to shift register
(automatic) in above state
0
0
1
0
0
1
↑
/0
*
2
1
↑
Reception end (when previous
state is ICDRF = 0)
0
0
1
0
0
0
↓
0
↓
0
↓
0
↓
Write to ICDR in above state
0
0
1
0
0
1
Reception end (when previous
state is ICDRF = 1)
0
0
1
0
0
0
↓
0
↓
0
↓
0
↓
Write to ICDR in above state
0
0
1
0
0
1
↑
/0
*
2
0
0
0
1
↑
Data transfer from shift register
to receive buffer (automatic) in
above state
Slave
mode
0
0
↓
1
↑
/0
*
3
0/1
↑
*
3
0
↓
Stop condition detected
Legend:
0: Retains
0
1: Retains
1
: Retains the previous state
0
↓
: Cleared to 0
1
↑
: Set to 1
Notes: 1. Set to 1 when 1 is received as a R/
W
bit following an address.
2. Set to 1 when the AASX bit is set to 1.
3. When ESTP = 1, STOP is 0, or when STOP = 1, ESTP is 0.
Summary of Contents for H8S/2158
Page 10: ...Rev 3 00 Jan 25 2006 page viii of lii...
Page 36: ...Rev 3 00 Jan 25 2006 page xxxiv of lii B Product Lineup 863 C Package Dimensions 864 Index 865...
Page 47: ...Rev 3 00 Jan 25 2006 page xlv of lii Appendix Figure C 1 Package Dimensions TBP 112A 864...
Page 54: ...Rev 3 00 Jan 25 2006 page lii of lii...
Page 70: ...Section 1 Overview Rev 3 00 Jan 25 2006 page 16 of 872 REJ09B0286 0300...
Page 118: ...Section 3 MCU Operating Modes Rev 3 00 Jan 25 2006 page 64 of 872 REJ09B0286 0300...
Page 126: ...Section 4 Exception Handling Rev 3 00 Jan 25 2006 page 72 of 872 REJ09B0286 0300...
Page 198: ...Section 6 Bus Controller Rev 3 00 Jan 25 2006 page 144 of 872 REJ09B0286 0300...
Page 326: ...Section 10 8 Bit PWM Timer PWM Rev 3 00 Jan 25 2006 page 272 of 872 REJ09B0286 0300...
Page 440: ...Section 15 Watchdog Timer WDT Rev 3 00 Jan 25 2006 page 386 of 872 REJ09B0286 0300...
Page 606: ...Section 17 I 2 C Bus Interface IIC Rev 3 00 Jan 25 2006 page 552 of 872 REJ09B0286 0300...
Page 742: ...Section 19 Multimedia Card Interface MCIF Rev 3 00 Jan 25 2006 page 688 of 872 REJ09B0286 0300...
Page 750: ...Section 21 D A Converter Rev 3 00 Jan 25 2006 page 696 of 872 REJ09B0286 0300...
Page 768: ...Section 22 A D Converter Rev 3 00 Jan 25 2006 page 714 of 872 REJ09B0286 0300...
Page 770: ...Section 23 RAM Rev 3 00 Jan 25 2006 page 716 of 872 REJ09B0286 0300...
Page 824: ...Section 26 Clock Pulse Generator Rev 3 00 Jan 25 2006 page 770 of 872 REJ09B0286 0300...
Page 844: ...Section 27 Power Down Modes Rev 3 00 Jan 25 2006 page 790 of 872 REJ09B0286 0300...
Page 878: ...Section 28 List of Registers Rev 3 00 Jan 25 2006 page 824 of 872 REJ09B0286 0300...
Page 926: ...Index Rev 3 00 Jan 25 2006 page 872 of 872 REJ09B0286 0300...