Philips PAB90 1 Series Getting Started Manual page 4

• Push Button:
A push button (PB) is provided as an external trigger in an application or to
wake up the LPC90x from Power-Down mode.
• Crystal Oscillator socket
Different Crystal oscillator values can be tested in socket Y1.
A 12 MHz crystal is provided.
• Access to LPC90x port pins:
The header rows J3 and J4 provide access to the 8 port pins of the LPC90x.
For details see section 5, "Evaluating the LPC90x using PAB90x-1"
PAB90x-1 Getting Started V1.0 Page 4