Section 18 I
2
C Bus Interface (IIC)
Rev. 1.00 Apr. 28, 2008 Page 550 of 994
REJ09B0452-0100
Table 18.6 Flags and Transfer States (Slave Mode)
MST TRS BBSY
ESTP
STOP
IRTR AASX AL AAS ADZ ACKB ICDRF ICDRE State
0 0 0 0 0 0 0 0 0 0 0 — 0 Idle
state
(flag
clearing
required)
0 0 1
↑
0 0 0 0
↓
0 0 0 0 — 1
↑
Start condition detected
0 1
↑
/0
*
1
1 0 0 0 0 —
1
↑
0 0 1
↑
1
SAR match in first frame
(SARX
≠
SAR)
0 0 1 0 0 0 0 —
1
↑
1
↑
0 1
↑
1
General call address match in
first frame (SARX
≠
H'00)
0 1
↑
/0
*
1
1 0 0 1
↑
1
↑
—
0 0 0 1
↑
1
SAR match in first frame
(SAR
≠
SARX)
0 1 1 0 0 — — —
— 0 1
↑
—
—
Transmission end (ACKE=1
and ACKB=1)
0 1 1 0 0 1
↑
/0
*
2
— — — 0 0 — 1
↑
Transmission
end
with
ICDRE=0
0 1 1 0 0 — — 0
↓
0
↓
0 0 — 0
↓
ICDR write with the above
state
0 1 1 0 0 — — —
— 1 0 1 Transmission
end
with
ICDRE=1
0 1 1 0 0 — — 0
↓
0
↓
0 0
0
↓
ICDR write with the above
state
0 1 1 0 0 1
↑
/0
*
2
— 0 0 0 0 1
↑
Automatic data transfer from
ICDRT to ICDRS with the
above state
0 0 1 0 0 1
↑
/0
*
2
— — — — — 1
↑
—
Reception end with ICDRF=0
0 0 1 0 0 — — 0
↓
0
↓
0
↓
— 0
↓
—
ICDR read with the above
state
0 0 1 0 0 — — —
— — — 1 — Reception
end
with
ICDRF=1
0 0 1 0 0 — — 0
↓
0
↓
0
↓
— 0
↓
—
ICDR read with the above
state
0 0 1 0 0 1
↑
/0
*
2
— 0 0 0 — 1
↑
—
Automatic data transfer from
ICDRS to ICDRR with the
above state
0 — 0
↓
1
↑
/0
*
3
0/1
↑
*
3
— — — — — — — 0
↓
Stop condition detected
[Legend]
0:
0-state retained
1: 1-state
retained
—: Previous
state
retained
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.
Содержание H8S/2100 Series
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Страница 54: ...Section 1 Overview Rev 1 00 Apr 28 2008 Page 28 of 994 REJ09B0452 0100...
Страница 92: ...Section 2 CPU Rev 1 00 Apr 28 2008 Page 66 of 994 REJ09B0452 0100...
Страница 158: ...Section 5 Interrupt Controller Rev 1 00 Apr 28 2008 Page 132 of 994 REJ09B0452 0100...
Страница 244: ...Section 8 8 Bit PWM Timer PWMU Rev 1 00 Apr 28 2008 Page 218 of 994 REJ09B0452 0100...
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...
Страница 706: ...Section 20 LPC Interface LPC Rev 1 00 Apr 28 2008 Page 680 of 994 REJ09B0452 0100...
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Страница 1008: ...Section 28 Electrical Characteristics Rev 1 00 Apr 28 2008 Page 982 of 994 REJ09B0452 0100...
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