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Hardware Description and Board Operation
3-26
M68VZ328ADS USER’S MANUAL
MOTOROLA
3.11 EXPANSION CONNECTORS
The M68VZ328ADS provides basic features for software development and evaluation. If
user wants to add application subsystem to M68VZ328ADS, it can utililize the signals pro-
vided on 32x3 local bus connector (P7) and 16x3 local bus connector (P9). Some of these
MC68VZ328 signals are used by the on-board modules. If users want to use any of these
signals for their daughter card, the corresponding on-board module may have to be disabled
to avoid contention. Pin assignment on P7 is compatible with the one used on
M68EZ328ADS. Any daughter card used on M68EZ328ADS can also be used on
M68VZ328ADS.
The pin assignments for extension connectors are shown in Table 3-8 and Table 3-9.
Table 3-8. Pin Assignments of P7
Pin#
A
B
C
1
GND
GND
GND
2
D0/PA0
D1/PA1
D2/PA2
3
D3/PA3
D4/PA4
D5/PA5
4
D6/PA6
D7/PA7
D8
5
D9
D10
D11
6
D12
D13
D14
7
D15
CSA0
PF7/CSA1
8
PB0/CSB0
PB1/CSB1/SDWE
PB2/CSC0/RAS0
9
PB3/CSC1/RAS1
PB4/CSD0/CAS0
PB5/CSD1/CAS1
10
PB6/TOUT/TIN
PB7/PWMO1
PC0/LD0
11
PC1/LD1
PC2/LD2
PC3/LD3
12
PC4/LFRM
PC5/LLP
PC6/LCLK
13
PC7/LACD
PD0/INT0
PD1/INT1
14
PD2/INT2
PD3/INT3
PD4/IRQ1
15
PD5/IRQ2
PD6/IRQ3
PD7/IRQ6
16
PE0/SPMTXD
PE1/SPMRXD
PE2/SPMCLK
17
PE3/DWE/UCLK
PE4/RXD1
PE5/TXD1
18
PE6/RTS1
PE7/CTS1
PF0/LCONTRAST
19
PF1/IRQ5
PF2/CLKO
PG1/A0
20
MA0/A1
MA1/A2
MA2/A3
21
MA3/A4
MA4/A5
MA5/A6
22
MA6/A7
MA7/A8
MA8/A9
23
MA9/A10
MA10/A11
MA11/A12
24
MA12/A13
MA13/A14
MA14/A15
25
MA15/A16
A17
A18
26
A19
PF3/A20
PF4/A21
27
PF5/A22
PF6/A23
PG2/EMUIRQ
28
PG3/HIZ/P/D
PG4/EMUCS
PG5/EMUBRK
29
PG0/BUSW/DTACK
RESET
OE
30
UWE/UB
LWE/LB
PK2/LDS
31
PK3/UDS
PK1/R/W
NC
32
VCC
VCC
VCC
Freescale Semiconductor, I
Freescale Semiconductor, Inc.
For More Information On This Product,
Go to: www.freescale.com
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