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LPC2157FBD100 Datasheet(PDF) 10 Page - NXP Semiconductors |
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LPC2157FBD100 Datasheet(HTML) 10 Page - NXP Semiconductors |
10 / 45 page LPC2157_2158_2 © NXP B.V. 2009. All rights reserved. Product data sheet Rev. 02 — 9 February 2009 10 of 45 NXP Semiconductors LPC2157/2158 Single-chip 16-bit/32-bit microcontrollers Table 3. Pin description LPC2158 Symbol Pin Type Description P0[0] to P0[31] I/O Port 0: Port 0 is a 32-bit I/O port with individual direction controls for each bit. Total of 29 pins of the Port 0 can be used as a general purpose bidirectional digital I/Os while P0[31] is output only pin. The operation of port 0 pins depends upon the pin function selected via the pin connect block. Pins P0[24], P0[26] and P0[27] are not available. P0[0]/TXD0/ PWM1 7[1] I/O P0[0] — General purpose input/output digital pin (GPIO). O TXD0 — Transmitter output for UART0. O PWM1 — Pulse Width Modulator output 1. P0[1]/RXD0/ PWM3/EINT0 9[2] I/O P0[1] — General purpose input/output digital pin (GPIO). I RXD0 — Receiver input for UART0. O PWM3 — Pulse Width Modulator output 3. I EINT0 — External interrupt 0 input. P0[2]/SCL0/ CAP0[0] 10[3] I/O P0[2] — General purpose input/output digital pin (GPIO). I/O SCL0 — I2C0 clock input/output. Open-drain output (for I2C-bus compliance). I CAP0[0] — Capture input for Timer 0, channel 0. P0[3]/SDA0/ MAT0[0]/EINT1 14[3] I/O P0[3] — General purpose input/output digital pin (GPIO). I/O SDA0 — I2C0 data input/output. Open-drain output (for I2C-bus compliance). O MAT0[0] — Match output for Timer 0, channel 0. I EINT1 — External interrupt 1 input. P0[4]/SCK0/ CAP0[1]/AD0[6] 15[4] I/O P0[4] — General purpose input/output digital pin (GPIO). I/O SCK0 — Serial clock for SPI0. SPI clock output from master or input to slave. I CAP0[1] — Capture input for Timer 0, channel 1. I AD0[6] — ADC 0, input 6. P0[5]/MISO0/ MAT0[1]/AD0[7] 17[4] I/O P0[5] — General purpose input/output digital pin (GPIO). I/O MISO0 — Master In Slave Out for SPI0. Data input to SPI master or data output from SPI slave. O MAT0[1] — Match output for Timer 0, channel 1. I AD0[7] — ADC 0, input 7. P0[6]/MOSI0/ CAP0[2]/AD1[0] 18[4] I/O P0[6] — General purpose input/output digital pin (GPIO). I/O MOSI0 — Master Out Slave In for SPI0. Data output from SPI master or data input to SPI slave. I CAP0[2] — Capture input for Timer 0, channel 2. I AD1[0] — ADC 1, input 0. P0[7]/SSEL0/ PWM2/EINT2 19[2] I/O P0[7] — General purpose input/output digital pin (GPIO). I SSEL0 — Slave Select for SPI0. Selects the SPI interface as a slave. O PWM2 — Pulse Width Modulator output 2. I EINT2 — External interrupt 2 input. P0[8]/TXD1/ PWM4/AD1[1] 20[4] I/O P0[8] — General purpose input/output digital pin (GPIO). O TXD1 — Transmitter output for UART1. O PWM4 — Pulse Width Modulator output 4. I AD1[1] — ADC 1, input 1. |
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