Freescale Semiconductor MCF52277 Reference Manual page 46

Signal Descriptions
Table 2-1. Special-Case Default Signal Functionality (continued)
Signal Name GPIO
RESET
RSTOUT
EXTAL
XTAL
BOOTMOD[1:0]
FB_A[23:22]
FB_A[21:16]
FB_A[15:14]
FB_A[13:11]
FB_A10
FB_A[9:0]
FB_D[31:16]
FB_D[15:0]
FB_CLK
FB_BE/BWE[3:0] PBE[3:0]
FB_CS[3:2] PCS[3:2]
FB_CS1 PCS1
2-2
Pin
FB_R/W
FB_TS
Table 2-2. MCF5227x Signal Information and Muxing
Alternate 1
— —
— —
— —
— —
— —
— FB_CS[5:4]
— —
— SD_BA[1:0]
— SD_A[13:11]
— —
— SD_A[9:0]
— SD_D[31:16]
— FB_D[31:16]
— —
SD_DQM[3:0]
—
SD_CS1
MCF52277 Reference Manual, Rev. 1
Default Signal
FB_R/W
FB_TS
Alternate 2
Reset
— U
— —
Clock
— —
3
— U
Mode Selection
— —
FlexBus
— —
— —
— —
— —
—
—
—
—
—
— —
— —
— —
MCF52274
176 LQFP
I EVDD 103
O EVDD 102
I EVDD 106
O EVDD 105
I EVDD 110, 109
O SDVDD 143, 142
O SDVDD 141–139,
137–135
O SDVDD 131, 130
O SDVDD 129–127
O SDVDD 126
O SDVDD 125–116
I/O SDVDD 30–37, 49–56
I/O SDVDD 19–26, 60–67
O SDVDD 42
O SDVDD 29, 57, 27, 59
O SDVDD —
O SDVDD 144
Freescale Semiconductor
MCF52277
196 MAPBGA
J11
K11
F14
G14
G10, H10
C11, D11
A12, B12, C12,
B13, A13, A14
B14, C13
C14, D12, D13
D14
E11–E14,
F11–F13, G11,
G12, H11
J4, K1–K4, L1–L3,
M3, N3, P3,M4,
N4, P4, L5, M5
G1–G4, H1–H4,
M6, N6, P6, L7,
M7, N7, P7, L8
P1
J3, N5, J1, L6
B11, A11
D10