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Table 3.5
Miscellaneous Signals (Cont.)
Pin
Pin
Name
Number
MPIO3_
87
[3:0]
86
85
84
MPLED
42, 41, 40,
0_
39, 37, 36,
[7:0]
35, 34
MPLED
61, 60, 59,
1_
58, 56, 55,
[7:0]
54, 53
MPLED
82, 81, 80,
2_
79, 78, 77,
[7:0]
75, 74
TESTIN
155
CLK_S
157
EL
CLK
152
BGA Ball
Number
J10
Multipurpose I/O bank 3
K12
MPIO3_0 = INT0/ to
K11
microcontroller, if 0xFF05 bit 0
L13
is set (active low).
MPIO3_1 = INT1/ to
microcontroller, if 0xFF05 bit 0
is set (active low).
MPIO3_2 = TXD from
microcontroller, if 0xFF05 bit 1
is set.
MPIO3_3 = RXD to
microcontroller, if 0xFF05 bit 1
is set.
J5, L3,
Open drain multipurpose LED
K4, L2,
bank 0 outputs. Any unused
K3, L1,
LED outputs must be tied to
J4, K2
V
or resistively pulled HIGH.
SS
K7, N7,
Open drain multipurpose LED
M7, L7,
bank 1 outputs. Any unused
J6, N6,
LED outputs must be tied to
M6, L6
V
HIGH.
SS
J9, L11,
Open drain multipurpose LED
K10,
bank 2 outputs. Any unused
M11,
LED outputs must be tied to
L10, N11,
V
or resistively pulled HIGH.
SS
K9, M10
D5
This pin should be tied LOW
during normal operation.
C4
When this signal is tied HIGH,
the internal clock will be the
same as the external. When
LOW, the external frequency is
divided by 2.
F6
40 MHz system clock input.
Safety Mode Signals
Description
Pad Type
4 mA, 5 V tolerant
TTL bidirectional
16 mA, 5 V tolerant
TTL open drain
bidirectional
16 mA, 5 V tolerant
TTL open drain
bidirectional
16 mA, 5 V tolerant
TTL open drain
bidirectional
5 V tolerant TTL
input
5 V tolerant with TTL
input bidirectional
5 V tolerant TTL
input
Internal
Resistor
25 µA
pull-
down
None
None
None
None
100 µA
pull-up
None
3-11
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