mcf51jf128 Freescale Semiconductor, Inc, mcf51jf128 Datasheet - Page 1201

• Manufacturer Part Number: mcf51jf128
• Description: Mcf51jf128 Reference Manual
• Manufacturer: Freescale Semiconductor, Inc

The pin control registers are CPU-accessible and operate as described in the
map and
46.4.3 Pin interrupt
The pin interrupt function provides up to eight independently enabled external interrupt
sources. The following figure is the block diagram for the pin interrupt function.
Freescale Semiconductor, Inc.
registers.
Read xPE
Write xPE
Write xPUS
Write xDS
Write xSE
Write xPFE
Read xSE
Read xPFE
Read xDS
Read xPUS
Figure 46-80. Diagram of PCTRL function
MCF51JF128 Reference Manual, Rev. 2, 03/2011
PTPUE[n]
PTSRE[n]
PTPUS[n]
PTPFE[n]
PTDS[n]
Preliminary
Port Pulling Enable
Port Drive Strength Control
Port Slew Rate Enable
Port Passive Filter Enable
Port Pullup/Pulldown Select Control
Chapter 46 Enhanced GPIO (EGPIO)
Memory
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