Table 13.5.2C Meaning Of Status Code St3-0 For Slave Receive; Table 13.5.2D Meaning Of Status Code St3-0 For Multiaddress Receive - Fujitsu F2MC-16LX MB90580 Series Hardware Manual
16-bit microcontrollers
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Also See for F2MC-16LX MB90580 Series:
- Hardware manual (706 pages) ,
- Application note (13 pages) ,
- Operation manual (10 pages)
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13.5 Operation
(3) Slave receive (receive interrupt occurs)
When data/command is received from the master unit, the status code ST3-0 is set and shown as below:
Code Name
Code ST3-0
Slave receive
starts
Slave receive
data full
Slave receive
ends normally
Ends without
all data being
received
(4) Multiaddress receive (receive interrupt occurs)
When the data/command in multiaddress communication are received from the slave unit, the status code
ST3-0 is set and shown as below:
Table 13.5.2d Meaning of status code ST3-0 for multiaddress receive
Code Name
Code ST3-0
Multiaddress
receive starts
Multiaddress
receive data
full
Multiaddress
receive ends
normally
Ends without
all data being
received
178
Chapter 13: IE Bus
Table 13.5.2c Meaning of status code ST3-0 for slave receive
Indicates that the slave unit has received the telegraph field correctly from
1000
master unit and slave reception is started but receive interrupt does not
occur at this moment.
Indicates that the receive data buffer RDB for slave reception is full (eight
1001
byte of data has been received), and the host controller is requested to
read data from the RDB.
Indicates the number of data specified by the telegraph field has been
1010
received within one communication frame.
Indicates that the communication has ended without receiving the num-
1011
ber of data specified by telegraph length field in one communication
frame.
Indicates that the slave unit has received the telegraph field correctly from
1100
master unit and multiaddress reception is started but receive interrupt
does not occur at this moment.
Indicates that the receive data buffer RDB for slave reception is full (eight
1101
byte of data has been received), and the host controller is requested to
read data from the RDB.
Indicates the number of data specified by the telegraph field has been
1110
received within one communication frame.
Indicates that the communication has ended without receiving the num-
1111
ber of data specified by telegraph length field in one communication
frame.
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