Peripherals—IP2022 User’s Manual 320 www.ubicom.com 4.10.1    PSPCFG Register 7 6 5 4 3 0 PSPEN2  PSPEN1  PSPHEN   PSPRDY Reserved Name Description PSPEN2 Port D enable bit 0 =   Port D is available for general-purpose I/O
1 =   Port D is configured for the Parallel Slave Periph- eral interface PSPEN1 Port C enable bit 0 =   Port C is available for general-purpose I/O
1 =   Port C is configured for the Parallel Slave Periph- eral interface (the Parallel Slave Peripheral will
immediately override the RCDIR register) PSPHEN HOLD output enable bit 0 =   HOLD output disabled. Port pin RB5 available for           general-purpose I/O.
1 =   HOLD output enabled on port pin RB5 (the Parallel Slave Peripheral will immediately override bit 5 of
the RBDIR register) PSPRDY Ready bit 0 =   This bit always reads as zero
1 =   Write 1 to release HOLD when the IP2022 is ready to allow the data transfer to complete