ST92E163-EPB/US STMicroelectronics, ST92E163-EPB/US Datasheet - Page 198
ST92E163-EPB/US
Manufacturer Part Number
ST92E163-EPB/US
Description
KIT DEMO MASS STORAGE
Manufacturer
STMicroelectronics
Type
Microcontroller Programmerr
Datasheet
1.ST92E163-EPBUS.pdf
(230 pages)
Specifications of ST92E163-EPB/US
Contents
Programmer, Cable, Power Supply, Software, Manual and more
For Use With/related Products
ST9 MCUs
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
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ST92163R4 - I2C BUS INTERFACE
I
INTERRUPT MASK REGISTER (I2CIMR)
R255 - Read / Write
Register Page: 20
Reset Value: 00xx 0000 (x0h)
Bit 7 = RXDM Receiver DMA Mask.
0: DMA reception disable.
1: DMA reception enable
RXDM is reset by hardware when the transaction
counter value decrements to zero, that is when a
Receiver End Of Block interrupt is issued.
Bit 6 = TXDM Transmitter DMA Mask.
0: DMA transmission disable.
1: DMA transmission enable.
TXDM is reset by hardware when the transaction
counter value decrements to zero, that is when a
Transmitter End Of Block interrupt is issued.
Bit 5 = REOBP Receiver DMA End Of Block Flag.
REOBP should be reset by software in order to
avoid undesired interrupt routines, especially in in-
itialization routine (after reset) and after entering
the End Of Block interrupt routine.Writing “0” in
this bit will cancel the interrupt request
Note: REOBP can only be written to “0”.
0: End of block not reached.
1: End of data block in DMA receiver detected
Bit 4 = TEOBP Transmitter DMA End Of Block TE-
OBP should be reset by software in order to avoid
undesired interrupt routines, especially in initializa-
tion routine (after reset) and after entering the End
Of Block interrupt routine.Writing “0” will cancel the
198/230
2
RXD
C BUS INTERFACE (Cont’d)
M
7
TXD
M
REOBP TEOBP
0
IERR
M
IRX
M
ITX
M
0
interrupt request.
Note: TEOBP can only be written to “0”.
0: End of block not reached
1: End of data block in DMA transmitter detected.
Bit 3 = Reserved. This bit must be cleared.
Bit 2 = IERRM Error Condition interrupt mask bit.
This bit enables/ disables the Error interrupt.
0: Error interrupt disabled.
1: Error Interrupt enabled.
Bit 1 = IRXM Data Received interrupt mask bit.
This bit enables/ disables the Data Received and
Receive DMA End of Block interrupts.
0: Interrupts disabled
1: Interrupts enabled
Note: This bit has no effect on DMA transfer
Bit 0 = ITXM Peripheral Ready To Transmit inter-
rupt mask bit.
This bit enables/ disables the Peripheral Ready To
Transmit and Transmit DMA End of Block inter-
rupts.
0: Interrupts disabled
1: Interrupts enabled
Note: This bit has no effect on DMA transfer.
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