Datasheet

MCF5227x ColdFire
®
Microprocessor Data Sheet, Rev. 8
Pin Assignments and Reset States
Freescale Semiconductor10
FlexBus
FB_A[23:22] — FB_CS
[5:4] — — O SDVDD 143, 142 C11, D11
FB_A[21:16] — — — — O SDVDD 141–139, 137–135 A12, B12, C12,
B13, A13, A14
FB_A[15:14] — SD_BA[1:0] — — O SDVDD 131, 130 B14, C13
FB_A[13:11] — SD_A[13:11] — — O SDVDD 129–127 C14, D12, D13
FB_A10 — — — O SDVDD 126 D14
FB_A[9:0] — SD_A[9:0] — O SDVDD 125–116 E11–E14,
F11–F13, G11,
G12, H11
FB_D[31:16] — SD_D[31:16] — I/O SDVDD 30–37, 49–56 J4, K1–K4, L1–L3,
M3, N3, P3,M4,
N4, P4, L5, M5
FB_D[15:0] — FB_D[31:16] — I/O SDVDD 19–26, 60–67 G1–G4, H1–H4,
M6, N6, P6, L7,
M7, N7, P7, L8
FB_CLK — — — O SDVDD 42 P1
FB_BE/BWE[3:0] PBE[3:0] SD_DQM[3:0] — — O SDVDD 29, 57, 27, 59 J3, N5, J1, L6
FB_CS[3:2] PCS[3:2] — — — OSDVDD — B11, A11
FB_CS1 PCS1 SD_CS1 ——O SDVDD 144 D10
FB_CS0 PCS0 — — — O SDVDD 145 C10
FB_OE PFBCTL3 — — — OSDVDD 69 N8
FB_TA PFBCTL2 — — U I SDVDD 115 H12
FB_R/W PFBCTL1 — — — OSDVDD 68 M8
FB_TS PFBCTL0 DACK0 ——OSDVDD 15 F4
SDRAM Controller
SD_A10 — — — —
OSDVDD 46 L4
SD_CAS —— ——OSDVDD 47 N2
SD_CKE — — — — OSDVDD 17 F2
SD_CLK — — — — OSDVDD 40 M1
SD_CLK —— ——OSDVDD 41 N1
SD_CS0 —— ——OSDVDD 18 F1
SD_DQS[3:2] — — — — I/O SDVDD 28, 58 J2, P5
SD_RAS —— ——OSDVDD 48 P2
Table 6. MCF5227x Signal Information and Muxing (continued)
Signal Name GPIO Alternate 1 Alternate 2
Pull-up (U)
1
Pull-down (D)
Direction
2
Voltage Domain
MCF52274
176 LQFP
MCF52277
196 MAPBGA