Motorola M68MPBF333, Руководство пользователя

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MEVB SUPPORT INFORMATION
M68MPB333UM/D 4-3
Table 4-3. Logic Analyzer Connector J9 Pin Assignments
Pin Mnemonic Signal
1, 2 SPARE No connection
3 OE(H) I/O PRU OUTPUT ENABLE – Input, active high; when
low disables the port H outputs.
4 – 11 PH7 – PH0 PORT H I/O SIGNALS – PRU replacement of the port
H function.
12 – 19 PG7 – PG0 PORT G I/O SIGNALS – PRU replacement of the port
G function.
20 GND GROUND
Table 4-4. Logic Analyzer Connector J10 Pin Assignments
Pin Mnemonic Signal
1 +5V +5 VDC POWER – Input voltage (+5Vdc @ 1.0 A) used
by the MEVB logic circuits. (To make this pin a no
connection, remove the jumper from jumper header W9
on the MPFB.)
2 SPARE No connection
3 AS ADDRESS STROBE – Active-low output signal that
indicates whether a valid address is on the address
bus.
4 – 19 A15 – A0 ADDRESS BUS BITS 15 – 0 – Sixteen bits of the 24-bit
address bus.
20 GND GROUND