MC68F375
SIGNAL DESCRIPTIONS
MOTOROLA
REFERENCE MANUAL
Rev. 25 June 03
2-5
ETRIG[2:1]
QADC64
Input
1/0
EXTAL1
SCIM2E
Input
—
FASTREF
SCIM2E
Input/Output
1
FC[2]/CS[5]/PC[2]
FC[1]/PC[1]
FC[0]/CS[3]/PC[0]
SCIM2E
Output
1/0
FREEZE
SCIM2E
Output
1
HALT
SCIM2E
Input/Output
0
IPIPE
CPU32
Output
0
IFETCH
CPU32
Output
0
IRQ[7:1]
SCIM2E
Input
0
MA[2:0]
QADC64
Output
1
MISO
QSMCM
Input/Output
—
MOSI
QSMCM
Input/Output
—
PCS[3:0]
QSMCM
Input/Output
—
PQA[7:0]
QADC64
Input/Output
—
PQB[7:0]
QADC64
Input
—
QUOT
SCIM2E
Output
—
R/W
SCIM2E
Output
1/0
RESET
SCIM2E
Input/Output
0
RMC
SCIM2E
Output
0
RXD1, RXD2
QSMCM
Input
—
SCK
QSMCM
Input/Output
—
SIZ[1:0]
SCIM2E
Output
1
SS
QSMCM
Input
0
T2CLK
TPU3
Input
—
TP[15:0]
TPU3
Input/Output
—
TSC
SCIM2E
Input
0/1
TXD1, TXD2
QSMCM
Output
—
VDDSYN/MODCLK
SCIM2E
Input
—
EPEB01
CMFI
Input
—
XFC
SCIM2E
Input
—
XTAL1
SCIM2E
Output
—
NOTES:
1. These pins are 3 V level only.
Table 2-4 Signal Characteristics (Continued)
Signal Name
MCU Module
Signal Type
Active State
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Freescale Semiconductor, Inc.
For More Information On This Product,
Go to: www.freescale.com
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