AN2866 Freescale Semiconductor / Motorola, AN2866 Datasheet - Page 10

• Manufacturer Part Number: AN2866
• Description: Migrating from the MC68332 to the ColdFire MCF523x
• Manufacturer: Freescale Semiconductor / Motorola

Purpose Timers
Device Differences
10
Fast Ethernet
Serial Ports
Controller
Interrupts
External
General
Module
QSPI
TPU
I
2
C
Table 1. MC68332/MCF523x External Signal Comparison (continued)
MC68332 Signal
Migrating from the MC68332 to the ColdFire
PCS[3:0]
IRQ[7:1]
TP[15:0]
T2CLK
AVEC
MISO
MOSI
RXD
SCK
TXD
SS
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
MCF523x Signal
TPUCH[31:16]
QSPI_CS[1:0]
TPUCH[15:0]
QSPI_DOUT
DTOUT[3:0]
QSPI_CLK
URXD[2:0]
ERXD[3:0]
ETXD[3:0]
QSPI_DIN
UTXD[2:0]
UCTS[2:0]
URTS[2:0]
DTIN[3:0]
I2C_SDA
TCRCLK
ERXCLK
I2C_SCL
ETXCLK
IRQ[7:1]
ERXER
ERXDV
ETXEN
ETXER
EMDIO
EMDC
ECRS
ECOL
—
—
®
MCF523x, Rev. 1.0
The MCF523x does not perform
external IACK bus cycles, so AVEC is
not needed.
external TPU CLKIN
Freescale Semiconductor
Comment