Freescale Semiconductor MCF5480 - Manual (Page 396)

MCF548x Reference Manual, Rev. 3
15-24 Freescale Semiconductor
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
R PAR_
E07
PAR_
E0MII
PAR_
E0MDIO
PAR_
E0MDC
PAR_
E17
PAR_
E1MII
PAR_E1MDIO PAR_E1MDC 0 0 PAR_
SDA
PAR_
SCL
PAR_
IRQ6
PAR_
IRQ5
W
Reset 0 0 0 0 0 0 1 1 1 1 0 0 0 0 1 1
Reg
Addr
MBAR + 0xA44 (PAR_FECI2CIRQ)
Figure 15-25. FEC/I2C/IRQ Pin Assignment Register (PAR_FECI2CIRQ)
Table 15-27. PAR_FEC/I2C/IRQ Field Descriptions
Bits Name Description
15 PAR_E07 FEC0 7-wire mode pin assignment. Configures all the FEC0 7-wire mode pins (port FEC0H pins,
except for E0CRS) for their primary functions or general purpose I/O.
0 All FEC1 7-wire mode pins configured for GPIO (PFEC0H[7:1])
1 All FEC1 7-wire mode pins configured for their primary functions
14 PAR_E0MII FEC1 MII mode-only pin assignment. Configures all the FEC0 MII mode-only pins (port FEC0L
pins, plus FEC0_CRS) for their primary functions or general purpose I/O.
0 All FEC0 MII mode-only pins configured for GPIO (PFEC0H0 and PFEC0L[7:0]
1 All FEC0 MII mode-only pins configured for their primary functions
13 PAR_E0MDIO FEC0 MDIO pin assignment. Configures the E0MDIO pin for its primary function or general
purpose I/O.
0 E0MDIO pin configured for GPIO (PFECI2C3)
1 E0MDIO pin configured for E0MDIO function
12 PAR_E0MDC FEC0 MDC pin assignment. Configures the E0MDC pin for its primary function or general
purpose I/O.
0 E0MDC pin configured for GPIO (PFECI2C2)
1 E0MDC pin configured for E0MDC function
11 PAR_E17 FEC1 7-wire mode pin assignment. Configures all the FEC1 7-wire mode pins (port FEC1H pins,
except for E1CRS) for their primary functions or general purpose I/O.
0 All FEC1 7-wire mode pins configured for GPIO (PFEC1H[7:1])
1 All FEC1 7-wire mode pins configured for their primary functions
10 PAR_E1MII FEC1 MII mode-only pin assignment. Configures all the FEC1 MII mode-only pins (port FEC1L
pins, plus E1CRS) for their primary functions or general purpose I/O.
0 All FEC1 MII mode-only pins configured for GPIO (PFEC1H0 and PFEC1L[7:0])
1 All FEC1 MII mode-only pins configured for their primary functions
9–8 PAR_
E1MDIO
FEC1 MDIO pin assignment. Configures the E1MDIO pin for one of its primary functions. There
is no GPIO capability on this pin.
0X E1MDIO pin configured for FlexCAN CANRX0
10 E1MDIO pin configured for I2C SDA function
11 E1MDIO pin configured for FEC1 E1MDIO function
7–6 PAR_
E1MDC
FEC1 MDC pin assignment. Configures the E1MDC pin for one of its primary functions. There is
no GPIO capability on this pin.
0X E1MDC pin configured for FlexCAN CANTX0
10 E1MDC pin configured for I2C SCL function
11 E1MDC pin configured for FEC1 E1MDC function
5–4 — Reserved, should be cleared.