MCF5282CVM66 Datasheet, PDF (506/766 Pages) Freescale Semiconductor, Inc – MCF5282 and MCF5216 ColdFire® Microcontroller User’s Manual

General Purpose I/O Module
Table 26-1. Ports External Signals (continued)
Primary
Function
(Pin Name)¹
GPIO
(Default
Function)
Alternate
Function 1
Alternate
Function 2
Description
SCAS
PSD[4]
DRAMW
PSD[3]
SDRAM_CS[1:0] PSD[2:1]
SCKE
GPTA[3:0] ²
GPTB[3:0] ²
PSD[0]
PTA[3:0]
PTB[3:0]
DTIN3
PTC[3]
—
—
—
—
—
URTS1
DTOUT3
PTC[2]
URTS1
DTIN2
PTC[1]
UCTS1
DTOUT2
PTC[0]
UCTS1
DTIN1
PTD[3]
URTS1
DTOUT1
PTD[2]
URTS1
DTIN0
PTD[1]
UCTS1
DTOUT0
PTD[0]
UCTS1
URXD1
PUA[3]
—
UTXD1
PUA[2]
—
URXD0
PUA[1]
—
UTXD0
PUA[0]
—
—
—
—
—
—
—
URTS0
URTS0
UCTS0
UCTS0
URTS0
URTS0
UCTS0
UCTS0
—
—
—
—
SDRAM synchronous column address strobe / Port SD[4]
SDRAM write enable / Port SD[3]
SDRAM row address strobes 1, 0 / Port SD[2:1]
SDRAM clock enable / Port SD[0]
General purpose timer A input/output / Port TA[3:0]
General purpose timer B input/output / Port TB[3:0]
DMA timer 3 input / Port TC[3] / UART1 request to send / UART0
request to send
DMA timer 3 output / Port TC[2] / UART1 request to send /
UART0 request to send
DMA timer 2 input / Port TC[1] / UART1 clear to send / UART0
clear to send
DMA timer 2 output / Port TC[0] / UART1 clear to send / UART0
clear to send
DMA timer 1 input / Port TD[3] / UART1 request to send / UART0
request to send
DMA timer 1 output / Port TD[2] / UART1 request to send /
UART0 request to send
DMA timer 0 input / Port TD[1] / UART1 clear to send / UART0
clear to send
DMA timer 0 output / Port TD[0] / UART1 clear to send / UART0
clear to send
UART1 receive serial data / Port UA[3]
UART1 transmit serial data / Port UA[2]
UART0 receive serial data / Port UA[1]
UART0 transmit serial data / Port UA[0]
The following signals apply to the MCF5280, MCF5281, and MCF5282
ETXCLK
PEH[7]
—
ETXEN
PEH[6]
—
ETXD[0]
PEH[5]
—
ECOL
PEH[4]
—
ERXCLK
PEH[3]
—
ERXDV
PEH[2]
—
ERXD[0]
PEH[1]
—
—
Ethernet transmit clock / PEH[7]
—
Ethernet transmit enable / PEH[6]
—
Ethernet transmit data [0] / PEH[5]
—
Ethernet collision / PEH[4]
—
Ethernet receive clock / PEH[3]
—
Ethernet receive data valid / PEH[2]
—
Ethernet receive data [0] / PEH[1]
26-6
MCF5282 and MCF5216 ColdFire Microcontroller User’s Manual, Rev. 3
Freescale Semiconductor