LPC18S50 datasheet(23/151 Pages) NXP

23 / 151 page

LPC18S50_S30_S10

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Product data sheet

Rev. 1 — 23 February 2015

23 of 151

NXP Semiconductors

LPC18S50/S30/S10

32-bit ARM Cortex-M3 microcontroller

P4_6

[2]

N; PU I/O

GPIO2[6] — General purpose digital input/output pin.

CTOUT_4 — SCTimer/PWM output 4. Match output 3 of

timer 3.

LCD_ENAB/LCDM — STN AC bias drive or TFT data enable

input.

R — Function reserved.

P4_7

[2]

O; PU O

LCD_DCLK — LCD panel clock.

GP_CLKIN — General-purpose clock input to the CGU.

R — Function reserved.

I/O

I2S1_TX_SCK — Transmit Clock. It is driven by the master

and received by the slave. Corresponds to the signal SCK in

the I2S-bus specification.

I/O

I2S0_TX_SCK — Transmit Clock. It is driven by the master

and received by the slave. Corresponds to the signal SCK in

the I2S-bus specification.

P4_8

[2]

N; PU -

R — Function reserved.

CTIN_5 — SCTimer/PWM input 5. Capture input 2 of timer 2.

LCD_VD9 — LCD data.

R — Function reserved.

I/O

GPIO5[12] — General purpose digital input/output pin.

LCD_VD22 — LCD data.

CAN1_TD — CAN1 transmitter output.

R — Function reserved.

P4_9

[2]

N; PU -

R — Function reserved.

CTIN_6 — SCTimer/PWM input 6. Capture input 1 of timer 3.

LCD_VD11 — LCD data.

R — Function reserved.

I/O

GPIO5[13] — General purpose digital input/output pin.

LCD_VD15 — LCD data.

CAN1_RD — CAN1 receiver input.

R — Function reserved.

Table 3.

Pin description …continued

LCD, Ethernet, USB0, and USB1 functions are not available on all parts. See Table 2.

Symbol

Description

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