1-16
GPIO, TDM, UART, and Timer Signals
GPIO8
TDM3RDAT
IRQ6
Input/
Output
Input/
Output
Input
General-Purpose Input Output 8
One of 32 GPIO pins used as GPIO or as one of two dedicated inputs or one of two
dedicated outputs. For details, refer to the MSC8102 Reference Manual GPIO programing
model.
TDM3 Serial Receiver Data
The receive data signal for TDM 3. As an input, this can be the DATA_A data signal for
TDM 3. For configuration details, refer to the MSC8102 Reference Manual chapter
describing TDM operation.
Interrupt Request 6
One of fifteen external lines that can request a service routine, via the internal interrupt
controller, from the SC140 core.
GPIO9
TDM2TSYN
IRQ7
Input/
Output
Input/
Output
Input
General-Purpose Input Output 9
One of 32 GPIO pins used as GPIO or as one of two dedicated inputs or one of two
dedicated outputs. For details, refer to the MSC8102 Reference Manual GPIO programing
model.
TDM2 Transmit frame Sync
Transmit Frame Sync for TDM 2.
Interrupt Request 7
One of fifteen external lines that can request a service routine, via the internal interrupt
controller, from the SC140 core.
GPIO10
TDM2TCLK
IRQ8
Input/
Output
Input
General-Purpose Input Output 10
One of 32 GPIO pins used as GPIO or as one of two dedicated inputs or one of two
dedicated outputs. For details, refer to the MSC8102 Reference Manual GPIO programing
model.
TDM 2 Transmit Clock
Transmit Clock for TDM 2.
Interrupt Request 8
One of fifteen external lines that can request a service routine, via the internal interrupt
controller, from the SC140 core.
GPIO11
TDM2TDAT
IRQ9
Input/
Output
Input/
Output
Input
General-Purpose Input Output 11
One of 32 GPIO pins used as GPIO or as one of two dedicated inputs or one of two
dedicated outputs. For details, refer to the MSC8102 Reference Manual GPIO programing
model.
TDM2 Serial Transmitter Data
The transmit data signal for TDM 2. As an output, this can be the DATA_D data signal for
TDM 2. For configuration details, refer to the MSC8102 Reference Manual chapter
describing TDM operation.
Interrupt Request 9
One of fifteen external lines that can request a service routine, via the internal interrupt
controller, from the SC140 core.
Table 1-7. GPIO, TDM, UART, and Timer Signals (Continued)
Signal Name
Type
Description