基于LPC1311設計的Cortex-M3 CPU USB接
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In-System Programming (ISP) and In-Application Programming (IAP) via on-chip bootloader software.
Selectable boot-up: UART or USB (USB on LPC134x only).
On LPC134x: USB MSC and HID on-chip drivers.
Serial interfaces:
USB 2.0 full-speed device controller with on-chip PHY for device (LPC1342/43 only).
UART with fractional baud rate generation, modem, internal FIFO, and RS-485/EIA-485 support.
SSP controller with FIFO and multi-protocol capabilities.
I2C-bus interface supporting full I2C-bus specification and Fast-mode Plus with a data rate of 1 Mbit/s with multiple address recognition and monitor mode.
Other peripherals:
Up to 42 General Purpose I/O (GPIO) pins with configurable pull-up/pull-down resistors.
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