lpc1778 NXP Semiconductors, lpc1778 Datasheet - Page 13

• Manufacturer Part Number: lpc1778
• Description: 32-bit Arm Cortex-m3 Microcontroller; Up To 512 Kb Flash And 96 Kb Sram; Usb Device/host/otg; Ethernet; Lcd; Emc
• Manufacturer: NXP Semiconductors

NXP Semiconductors
Table 3.
Not all functions are available on all parts. See
LPC178x_7x
Objective data sheet
Symbol
P0[19] / U1_DSR /
SD_CLK /
I2C1_SDA
P0[20] / U1_DTR /
SD_CMD /
I2C1_SCL
P0[21] / U1_RI /
SD_PWR / U4_OE /
CAN_RD1
P0[22] / U1_RTS /
SD_DAT[0] /
U4_TXD / CAN_TD1
P0[23] / ADC0_IN[0]
/ I2S_RX_SCK /
T3_CAP0
P0[24] / ADC0_IN[1]
/ I2S_RX_WS /
T3_CAP1
Pin description
122 L17
120 M17 K14
118
116
18
16
…continued
M16 K11
N17
H1
G2
J10
L14
F5
E1
85
83
82
80
13
11
All information provided in this document is subject to legal disclaimers.
Table 2
Type
I/O
I
O
I/O
I/O
O
I/O
I/O
I/O
I
O
O
I
I/O
O
I/O
O
O
I/O
I
I/O
I
I/O
I
I/O
I
Rev. 00.04 — 8 July 2010
(Ethernet, USB, LCD, QEI, SD/MMC pins) and
Description
P0[19] — General purpose digital input/output pin.
U1_DSR — Data Set Ready input for UART 1.
SD_CLK — Clock output line for SD card interface.
I2C1_SDA — I
specialized I
P0[20] — General purpose digital input/output pin.
U1_DTR — Data Terminal Ready output for UART 1. Can also be
configured to be an RS-485/EIA-485 output enable signal for
UART 1.
SD_CMD — Command line for SD card interface.
I2C1_SCL — I
specialized I
P0[21] — General purpose digital input/output pin.
U1_RI — Ring Indicator input for UART 1.
SD_PWR — Power Supply Enable for external SD card power
supply.
U4_OE — RS-485/EIA-485 output enable signal for UART 4.
CAN_RD1 — CAN1 receiver input.
P0[22] — General purpose digital input/output pin.
U1_RTS — Request to Send output for UART 1. Can also be
configured to be an RS-485/EIA-485 output enable signal for
UART 1.
SD_DAT[0] — Data line 0 for SD card interface.
U4_TXD — Transmitter output for UART 4.
CAN_TD1 — CAN1 transmitter output.
P0[23] — General purpose digital input/output pin.
ADC0_IN[0] — A/D converter 0, input 0. When configured as an
ADC input, the digital function of the pin must be disabled.
I2S_RX_SCK — Receive Clock. It is driven by the master and
received by the slave. Corresponds to the signal SCK in the
I
T3_CAP0 — Capture input for Timer 3, channel 0.
P0[24] — General purpose digital input/output pin.
ADC0_IN[1] — A/D converter 0, input 1. When configured as an
ADC input, the digital function of the pin must be disabled.
I2S_RX_WS — Receive Word Select. It is driven by the master
and received by the slave. Corresponds to the signal WS in the
I
T3_CAP1 — Capture input for Timer 3, channel 1.
2
2
S-bus specification.
S-bus specification.
2
2
C pad).
C pad).
2
2
C1 clock input/output (this pin does not use a
C1 data input/output (this pin does not use a
32-bit ARM Cortex-M3 microcontroller
LPC178x/7x
Table 7
© NXP B.V. 2010. All rights reserved.
(EMC pins).
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