Datasheet

LPC15XX All information provided in this document is subject to legal disclaimers. © NXP B.V. 2014. All rights reserved.
Product data sheet Rev. 1 — 19 February 2014 20 of 99
NXP Semiconductors
LPC15xx
32-bit ARM Cortex-M3 microcontroller
ACMP1_O O Analog comparator 1 output.
ACMP2_O O Analog comparator 2 output.
ACMP3_O O Analog comparator 3 output.
CLKOUT O Clock output.
ROSC O Analog comparator ring oscillator output.
ROSC_RESET I Analog comparator ring oscillator reset.
USB_FTOGGLE O USB frame toggle. Do not assign this function to a pin until a USB
device is connected and the first SOF interrupt has been received
by the device.
QEI_PHA I QEI phase A input.
QEI_PHB I QEI phase B input.
QEI_IDX I QEI index input.
GPIO_INT_BMAT O Output of the pattern match engine.
SWO O Serial wire output.
Table 5. Pins connected to the INPUT MUX and SCT IPU
Symbol
LQFP48 LQFP64 LQFP100
Description
PIO0_2/ADC0_6/SCT1_OUT3 3 6 8 SCT0 input mux
PIO0_3/ADC0_5/SCT1_OUT4 4 7 10 SCT0 input mux
PIO0_4/ADC0_4 5 8 13 SCT2 input mux
PIO0_5/ADC0_3 6 9 14 FREQMEAS
PIO0_7/ADC0_1 8 11 17 SCT3 input mux
PIO0_14/ADC1_7/SCT1_OUT5 22 30 45 SCTIPU input SAMPLE_IN_A0
PIO0_15/ADC1_8 23 31 47 SCT1 input mux
PIO0_16/ADC1_9 24 32 49 SCT1 input mux
PIO0_17/WAKEUP/TRST
28 39 61 SCT0 input mux
SWCLK/PIO0_19/TCK 29 40 63 FREQMEAS
RESET
/PIO0_21 34 45 71 SCT1 input mux
PIO0_25/ACMP0_I4 44 60 93 SCTIPU input SAMPLE_IN_A1
PIO0_27/ACMP_I1 46 62 97 SCT2 input mux
PIO0_30/ADC0_11 - 1 1 FREQMEAS
SCT0 input mux
PIO0_31/ADC0_9 - 3 3 SCT1 input mux
PIO1_4/ADC1_10 - 33 51 SCT1 input mux
PIO1_5/ADC1_11 - 34 52 SCT1 input mux
PIO1_6/ACMP_I2 - 46 73 SCT0 input mux
PIO1_7/ACMP3_I4 - 51 81 SCT0 input mux
PIO1_11 - 38 58 SCT3 input mux
SCTIPU input SAMPLE_IN_A2
Table 4. Movable functions
…continued
Function name Type Description