P89LPC9321 NXP Semiconductors, P89LPC9321 Datasheet - Page 5

• Manufacturer Part Number: P89LPC9321
• Description: The P89LPC9321 is a single-chip microcontroller, available in low cost packages, basedon a high performance processor architecture that executes instructions in two to fourclocks, six times the rate of standard 80C51 devices
• Manufacturer: NXP Semiconductors

NXP Semiconductors
5. Functional diagram
P89LPC9321
Product data sheet
Fig 2.
Functional diagram
CLKOUT
KBI0
KBI1
KBI2
KBI3
KBI4
KBI5
KBI6
KBI7
CMPREF
CIN2B
CIN2A
CIN1B
CIN1A
XTAL2
XTAL1
CMP2
CMP1
T1
All information provided in this document is subject to legal disclaimers.
PORT 3
PORT 0
Rev. 2 — 16 November 2010
8-bit microcontroller with accelerated two-clock 80C51 core
P89LPC9321
V
DD
002aae103
V
SS
PORT 1
PORT 2
TXD
RXD
T0
INT0
INT1
RST
MOSI
MISO
SS
SPICLK
OCB
OCC
ICB
OCD
OCA
ICA
P89LPC9321
SCL
SDA
© NXP B.V. 2010. All rights reserved.
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