Datasheet

Rev. 3.00, 03/04, page 453 of 830
Table 15.5 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
*
1
   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     0 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