300-40010 Parallax, 300-40010 Datasheet - Page 5

• Manufacturer Part Number: 300-40010
• Description: Daughter Cards & OEM Boards P8X32A QuickStart Proto Board PCB
• Manufacturer: Parallax

Specifications of 300-40010

• Rohs: yes
• Product: Proto Board PCB
• Description/function: Bare proto board
• Dimensions: 76 mm x 50 mm x 18 mm
• For Use With: P8X32A

Downloads and Resources
Check for the latest version of this document, free software, and example programs from the
P8X32A QuickStart Proto Board product page. Go to www.parallax.com and search for 40010.
Pin Definitions
Copyright © Parallax Inc.
Name
Step 5
Install the P8X32A QuickStart Proto Board into the P8X32A QuickStart.
For the overlapping configuration, connect
the P8X32A QuickStart Proto Board into the
P8X32A QuickStart, as pictured, and screw
it into place with the pan-head screws.
RESn
/USB
/RTS
/CTS
SDA
3.3V
SCL
VSS
VIN
RX
TX
XI
Output USB to serial converter Request To Send, inverted.
Power
Power Voltage regulator input. When not powered from 3.3 V, can be driven with 4 to 9 volts.
Power Ground
Type
Input
Input
I/O
I/O
I/O
I/O
I/O
I/O
Function
I2C serial clock pin. Pulled to Vdd. Connected to the built-in EEPROM. Can be
connected to external I2C devices. Shared with Propeller I/O pin P28.
I2C serial data pin. Pulled to Vdd. Connected to the built-in EEPROM. Can be
connected to external I2C devices. Shared with Propeller I/O pin P29.
Propeller transmit at start-up. General purpose input/output pin after start-up.
Connected to the USB to serial converter receive pin.
Propeller receive at start-up. General purpose input/output pin after start-up
Connected to the USB to serial converter transmit pin. Do not drive when the USB
circuitry is powered.
Propeller reset pin, inverted. Pulled to Vdd. Driven low on internal reset. Drive low to
externally reset the Propeller.
USB power enable pin, inverted. Pulled to USB 5 V supply. Internally driven low after
successful USB power negotiation. Can be externally driven low to force the USB
power input to drive the QuickStart power supply, such as when powering from a USB
charger.
Propeller clock input. Do not load when not in use. Can drive the Propeller clock from
an external signal, using the XINPUT directive.
USB to serial converter Clear To Send, inverted.
Propeller power supply. Internally driven to a nominal 3.3 volts with sufficient voltage
on the VIN pin, or from the USB bus when /USB_PWR_EN is low. When not powered
from VIN or the USB port, can be driven with 2.7 to 3.6 volts.
P8X32A QuickStart Proto Board Kit (#40010)
For the overhanging configuration, connect
the P8X32A QuickStart Proto Board into the
P8X32A QuickStart, as pictured, and screw
it into place with the pan-head screws.
v1.1 4/17/2012 Page 5 of 7