Microcontroller User's Manual

11-6 MCF5282 User’s Manual MOTOROLA
Memory Map and Registers
11.4.2.5 Edge Port Pin Data Register (EPPDR)
11.4.2.6 Edge Port Flag Register (EPFR)
Table 11-6. EPDR Field Descriptions
Bit(s) Name Description
7–1 EPDx Edge port data bits. Data written to EPDR is stored in an internal register; if any pin of the port
is configured as an output, the bit stored for that pin is driven onto the pin. Reading EDPR
returns the data stored in the register. Reset sets EPD7-EPD1.
0 — Reserved, should be cleared.
765 43210
Field EPPD7 EPPD6 EPPD5 EPPD4 EPPD3 EPPD2 EPPD1 —
Reset Current pin state 0
R/W R
Address IPSBAR + 0x0013_0005
Figure 11-6. EPORT Port Pin Data Register (EPPDR)
Table 11-7. EPPDR Field Descriptions
Bit(s) Name Description
7–1 EPPDx Edge port pin data bits. The read-only EPPDR reflects the current state of the EPORT pins
IRQ7
–IRQ1. Writing to EPPDR has no effect, and the write cycle terminates normally. Reset
does not affect EPPDR.
0 — Reserved, should be cleared.
765 43210
Field EPF7 EPF6 EPF5 EPF4 EPF3 EPF2 EPF1 —
Reset 0000_0000
R/W R/W R
Address IPSBAR + 0x0013_0006
Figure 11-7. EPORT Port Flag Register (EPFR)