MEC1404 Datasheet, PDF (144/572 Pages) Microchip Technology – Keyboard and Embedded Controller Products for Notebook PC

MEC140X/1X
Offset ^10h
Bits
Description
Type
14 RECEIVE_BUFFER_REQUEST
This status is asserted if the Receive Buffer reaches a high water
mark established by the RECEIVE_BUFFER_TRIGGER field.
R/WC
1=RECEIVE_BUFFER_COUNT is greater
RECEIVE_BUFFER_TRIGGER
0=RECEIVE_BUFFER_COUNT
is
RECEIVE_BUFFER_TRIGGER
than or
less
equal to
than
13 RECEIVE_BUFFER_EMPTY
R
1=The Receive Buffer is empty
0=The Receive Buffer is not empty
12 RECEIVE_BUFFER_FULL
R
1=The Receive Buffer is full
0=The Receive Buffer is not full
11 TRANSMIT_BUFFER_STALL
R/WC
1=The SPI interface had been stalled due to a flow issue (an
attempt by the interface to read from an empty Transmit Buffer)
0=No stalls occurred
10 TRANSMIT_BUFFER_REQUEST
This status is asserted if the Transmit Buffer reaches a high water
mark established by the TRANSMIT_BUFFER_TRIGGER field.
1=TRANSMIT_BUFFER_COUNT is less than or equal to TRANS-
MIT_BUFFER_TRIGGER
0=TRANSMIT_BUFFER_COUNT is greater than TRANS-
MIT_BUFFER_TRIGGER
9 TRANSMIT_BUFFER_EMPTY
R/WC
R
1=The Transmit Buffer is empty
0=The Transmit Buffer is not empty
8 TRANSMIT_BUFFER_FULL
R
1=The Transmit Buffer is full
0=The Transmit Buffer is not full
7:5 Reserved
4 PROGRAMMING_ERROR
This bit if a programming error is detected. Programming errors are
listed in Section 6.10.4, "Error Conditions".
1=Programming Error detected
0=No programming error detected
R
R/WC
Default
0h
Reset
Event
RESET
1h
RESET
0h
RESET
0h
RESET
0h
RESET
0h
RESET
0h
RESET
-
-
0h
RESET
DS00001956D-page 144
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