5-40
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Pin Assignments
5
Flash Boot Bank Select Header (J8)
A 3-pin 2 mm planar header selects the boot Flash bank. No jumper or a
jumper installed across pins 1-2 selects Flash 0 as the boot bank. A jumper
installed across pins 2-3 selects Flash 1 as the boot bank. The pin
assignments for this header are as follows:
Flash 0 Programming Enable Header (J9)
A 2-pin 2 mm planar header enables/disables programming of Flash 0 as a
means of protecting the contents from being corrupted. No jumper
installed disables all Flash 0 programming. The jumper must be installed
in order to erase array blocks, programming data, or configuring lock-bits.
The pin assignments for this header are as follows:
Table 5-24. Flash Boot Bank Select Header (J8) Pin
Assignments
Pin
Signal
1
GND
2
BANK_SEL
3
+3.3V
Table 5-25. Flash 0 Programming Enable Header (J9) Pin
Assignments
Pin
Signal
1
+3.3V
2
VPEN