Port E Expansion Connector; External Memory Control Signal Expansion Connector; Port E Connector Description; External Memory Control Signal Connector Description - Motorola Digital DNA DSP56F807 Hardware User Manual

2.22.3 Port E Expansion Connector

Port E is an MPIO port with signal lines attached to various headers. The pins of the port
are shared with one SCI port, SCI0, two Address bus lines, A6 and A7, and the SPI port.
Table 2-14 shows the shared pins and functions
Pin #
1
3
5
7
9

2.22.4 External Memory Control Signal Expansion Connector

The External Memory Control Signal connector contains the DSP's external memory
control signal lines. Refer to
Table 2-15. External Memory Control Signal Connector Description
2-28
Table 2-14. Port E Connector Description
Signal Alternate Funct
PE0 TXD0
PE2 TXD1
PE4 SCLK
PE6 MISO
GND GND
Table 2-15
Pin # Signal
1 RD
3 WR
5 PS
7 DS
9 CLKO
11 GND
DSP56F807EVM Hardware User's Manual
J17
Pin # Signal
2 PE1
4 PE3
6 PE5
8 PE7
10 +3.3V
for the names of these signals.
J8
Pin # Signal
2 IRQA
4 IRQB
6 RESET
8 RSTO
10 DE
12 +3.3V
Alternate Funct
RXD0
RXD1
MOSI
SS
+3.3V