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Key Features
1.3.1.8
General Purpose I/O Support (GPIO)
• 24 address signals and 32 data signals can be used for general-purpose I/O in
single-chip mode
• 16 GPIO in MIOS14
• Many peripheral signals can be used as GPIO when not used as primary functions
• 2.6-V outputs on external bus signals
• 5-V outputs with slew rate control
1.3.2
Nexus Debug Port (Class 3)
• Compliant with Class 3 of the IEEE-ISTO 5001-1999
• Program trace via branch trace messaging (BTM)
• Data trace via data write messaging (DWM) and data read messaging (DRM)
• Ownership trace via ownership trace messaging (OTM)
• Run-time access to on-chip memory map and MPC5xx special purpose registers
(SPRs) via the READI read/write access protocol
• Watchpoint messaging via the auxiliary port
• 9 or 16 full-duplex auxiliary pin interface for medium and high visibility throughput
• All features configurable and controllable via the auxiliary port
• Security features for production environment
• Supports the RCPU debug mode via the auxiliary port
• READI module can be reset independent of system reset
1.3.3
Integrated I/O System
1.3.3.1
22-Channel Modular I/O System (MIOS14)
• Six modulus counter sub-modules (MCSM)
• 10 double-action sub-modules (DASM)
• 12 dedicated PWM sub-modules (PWMSM)
• One MIOS14 16-bit parallel port I/O sub-modules (MPIOSM)
1.3.3.2
Enhanced Queued Analog-to-Digital Converter Module
(QADC64E)
• Queued analog-to-digital converter module (QADC64E_A) providing a total of 16
analog channels using internal multiplexing
• Directly supports up to four external multiplexers
• Up to 41 total input channels on the QADC64E module with external multiplexing
• Software configurable to operate in enhanced or legacy (MPC555 compatible) mode
• Unused analog channels can be used as digital input/output signals
1-6
PRELIMINARY—SUBJECT TO CHANGE WITHOUT NOTICE
MPC533 Reference Manual
MOTOROLA
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