CP3BT23_14 Datasheet, PDF (91/324 Pages) Texas Instruments – CP3BT23 Reprogrammable Connectivity Processor with Bluetooth and Dual CAN Interfaces

CP3BT23
www.ti.com
SNOSCX3A – JULY 2013 – REVISED JANUARY 2014
14.1 PORT REGISTERS
Each port has an associated set of memory-mapped registers used for controlling the port and for holding
the port data:
• PxALT: Port alternate function register
• PxALTS: Port alternate function select register
• PxDIR: Port direction register
• PxDIN: Port data input register
• PxDOUT: Port data output register
• PxWPU: Port weak pull-up register
• PxHDRV: Port high drive strength register
Name
PBALT
PBDIR
PBDIN
PBDOUT
PBWPU
PBHDRV
PBALTS
PCALT
PCDIR
PCDIN
PCDOUT
PCWPU
PCHDRV
PCALTS
PEALT
PEDIR
PEDIN
PEDOUT
PEWPU
PEHDRV
PEALTS
PFALT
PFDIR
PFDIN
PFDOUT
PFWPU
PFHDRV
PFALTS
PGALT
PGDIR
PGDIN
PGDOUT
PGWPU
PGHDRV
PGALTS
Table 14-1. Port Registers
Address
FF FB00h
FF FB02h
FF FB04h
FF FB06h
FF FB08h
FF FB0Ah
FF FB0Ch
FF FB10h
FF FB12h
FF FB14h
FF FB16h
FF FB18h
FF FB1Ah
FF FB1Ch
FF FCC0h
FF FCC2h
FF FCC4h
FF FCC6h
FF FCC8h
FF FCCAh
FF FCCCh
FF FCE0h
FF FCE2h
FF FCE4h
FF FCE6h
FF FCE8h
FF FCEAh
FF FCECh
FF F300h
FF F302h
FF F304h
FF F306h
FF F308h
FF F30Ah
FF F30Ch
Description
Port B Alternate Function Register
Port B Direction Register
Port B Data Input Register
Port B Data Output Register
Port B Weak Pull-Up Register
Port B High Drive Strength Register
Port B Alternate Function Select Register
Port C Alternate Function Register
Port C Direction Register
Port C Data Input Register
Port C Data Output Register
Port C Weak Pull-Up Register
Port C High Drive Strength Register
Port C Alternate Function Select Register
Port E Alternate Function Register
Port E Direction Register
Port E Data Input Register
Port E Data Output Register
Port E Weak Pull-Up Register
Port E High Drive Strength Register
Port E Alternate Function Select Register
Port F Alternate Function Register
Port F Direction Register
Port F Data Input Register
Port F Data Output Register
Port F Weak Pull-Up Register
Port F High Drive Strength Register
Port F Alternate Function Select Register
Port G Alternate Function Register
Port G Direction Register
Port G Data Input Register
Port G Data Output Register
Port G Weak Pull-Up Register
Port G High Drive Strength Register
Port G Alternate Function Select Register
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Input/Output Ports
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