Panasonic MN101L Series

Chapter 13
Serial Interface
Control Registers XIII - 21
 SCIFn (n = 2, 3) Status Register for IIC (SC2IICSTR, SC3IICSTR)
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When writing "1" to IIC3ABT_LST, it is not changed.
When writing "0" to IIC3ABT_LST, it is cleared to "0".
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When writing "1" to IIC3DATA_ERR, it is not changed.
When writing "0" to IIC3DATA_ERR, it is cleared to "0".
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When detecting the General-call address, ACK bit is always sent to the IIC master.
IIC3GCALL is valid only when the interrupt caused by the reception of the General-call
address occurs.
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bp76543210
Bit name IIC3WRS
IIC3ABT
_LST
IIC3ADD
_ACC
IIC3STRT
IIC3BUS
BSY
Reserved
IIC3GC
ALL
IIC3DATA
_ERR
Initial value 0 0 0 0 0 0 0 0
Access R R/W R R R R R R/W
bp Bit name Description
7IIC3WRS
Transmission/reception mode in slave communication
0: Reception mode
1: Transmission mode
6 IIC3ABT_LST
Arbitration lost detection
0: Not detected
1: Detected
5 IIC3ADD_ACC
Slave address match detection
0: Not detected
1: Detected
4IIC3STRT
Start condition detection
0: Not detected
1: Detected
3IIC3BUSBSY
Bus busy detection
0: Not detected
1: Detected
2 Reserved "x (undefined value) " is always read out.
1IIC3GCALL
General call detection
0: Not detected
1: Detected
0 IIC3DATA_ERR
Communication error detection
0: Not detected
1: Detected