參數(shù)資料
型號(hào): LPC2194
廠商: NXP Semiconductors N.V.
英文描述: Single-chip 16/32-bit microcontrollers 256 kB ISP/IAP Flash with 10-bit ADC and CAN
中文描述: 單片16/32位微控制器,256 KB的ISP / IAP閃存的10位ADC和CAN
文件頁數(shù): 5/33頁
文件大小: 158K
代理商: LPC2194
Philips Semiconductors
LPC2194
Single-chip 16/32-bit microcontrollers
Preliminary data
Rev. 01 — 06 February 2004
5 of 33
9397 750 12757
Koninklijke Philips Electronics N.V. 2004. All rights reserved.
5.2 Pin description
Table 3:
Symbol
P0.0 to P0.31
Pin description
Pin
19, 21, 22,
26, 27,
29-31, 33-35,
37-39, 41,
45-47, 53-55,
1-3, 5, 9, 11,
13-15
19
Type
I/O
Description
Port 0:
Port 0 is a 32-bit bi-directional I/O port with individual direction
controls for each bit. The operation of port 0 pins depends upon the pin
function selected via the Pin Connect Block. Pins 26 and 31 of port 0 are not
available.
P0.0
O
O
I
O
I
I/O
I
I/O
O
I
I/O
I
I/O
TxD0 —
Transmitter output for UART0.
PWM1 —
Pulse Width Modulator output 1.
RxD0 —
Receiver input for UART0.
PWM3 —
Pulse Width Modulator output 3.
EINT0 —
External interrupt 0 input
SCL —
I
2
C clock input/output. Open drain output (for I
2
C compliance).
CAP0.0 —
Capture input for Timer0, channel 0.
SDA —
I
2
C data input/output. Open drain output (for I
2
C compliance).
MAT0.0 —
Match output for Timer0, channel 0.
EINT1 —
External interrupt 1 input.
SCK0 —
Serial clock for SPI0. SPI clock output from master or input to slave.
CAP0.1 —
Capture input for Timer0, channel 1.
MISO0 —
Master In Slave OUT for SPI0. Data input to SPI master or data
output from SPI slave.
MAT0.1 —
Match output for Timer0, channel 1.
MOSI0 —
Master Out Slave In for SPI0. Data output from SPI master or data
input to SPI slave.
CAP0.2 —
Capture input for Timer0, channel 2.
SSEL0 —
Slave Select for SPI0. Selects the SPI interface as a slave.
PWM2 —
Pulse Width Modulator output 2.
EINT2 —
External interrupt 2 input.
TxD1 —
Transmitter output for UART1.
PWM4 —
Pulse Width Modulator output 4.
RxD1 —
Receiver input for UART1.
PWM6 —
Pulse Width Modulator output 6.
EINT3 —
External interrupt 3 input.
RTS1 —
Request to Send output for UART1.
CAP1.0 —
Capture input for Timer1, channel 0.
CTS1 —
Clear to Send input for UART1.
P0.1
21
P0.2
22
P0.3
26
P0.4
27
P0.5
29
O
I/O
P0.6
30
I
I
O
I
O
O
I
O
I
O
I
I
P0.7
31
P0.8
33
P0.9
34
P0.10
35
P0.11
37
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