PXD10 Datasheet, PDF (32/130 Pages) Lumins Inc. – 4” Dia.X 6” extruded aluminum step poles

Pinout and signal descriptions
• The description of the pad configuration registers in Chapter 37, System Integration Unit Lite
(SIUL)
• The device data sheet
2.6 System pins
The system pins are listed in Table 3.
Table 3. System pin descriptions
System pin
Function
I/O
Pad
direction type
RESET
config
Pin No.
144 LQFP
176 LQFP
208 MAPBG
A
RESET Bidirectional reset with
I/O
M Input, weak
24
24
J1
Schmitt-Trigger
pull up
characteristics and noise
filter.
EXTAL
Analog output of the
oscillator amplifier circuit.
Input for the clock generator
in bypass mode.
X
—
29
29
M1
XTAL Analog input of the
I
X
—
oscillator amplifier circuit.
Needs to be grounded if
oscillator bypass mode is
used.
27
27
K1
VRC_CTRL VREG ballast control gain
—
—
—
25
25
P1
VREG_ Pin used for factory testing
I
X
—
BYPASS¹
32
32
M4
NOTES:
1 _{VREG_BYPASS should be pulled down externally.}
2.7 Debug pins
The debug pins are listed in Table 4 and Table 5.
Table 4. Debug pin descriptions
Debug pin
Function
EVTI
EVTO
MCKO
MDO0
Nexus event input
Nexus event output
Nexus message clock
output
Nexus message clock
output
Pad
type
M
M
F
M
I/O
direction
I/O
I/O
I/O
I/O
Reset
Configuration
Pin number
144 LQFP
176 LQFP
1
208 MAPB
GA
None
None
None
—
37
A11
—
35
D12
—
33
B12
None
—
38
B11
PXD10 Microcontroller Data Sheet, Rev. 1
32
Freescale Semiconductor