更多的上下文:
The integrated on-chip functions that are described in this document include:
. 1.8V int., 3.3V memory, 3.3V external I/O microprocessor with 16KB I-Cache/16KB D-Cache/MMU
. External memory controller (SDRAM Control and Chip Select logic)
. LCD controller (up to 4K color STN and 256K color TFT) with 1-ch LCD-dedicated DMA
. 4-ch DMAs with external request pins
. 3-ch UART (IrDA1 .0, 16-Byte Tx FIFO, and 16-Byte Rx FIFO) / 2-ch SPI
. 1-ch multi-master IIC-BUS/1-ch IIS-BUS controller
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