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uptbased operation ? Supports 5bit, 6bit, 7bit, or 8bit serial data transmit/receive (Tx/Rx) ? Supports external clocks for the UART operation (UEXTCLK) ? Programmable baud rate ? Supports IrDA ? Loopback mode for testing ? Each channel has internal 64byte Tx FIFO and 64byte Rx FIFO. ◆ A/D Converter amp。天津工程師范學院 2020 屆本科生畢業(yè)設計 1 英文資料 S3C2442B 32BIT RISC APPLICATION PROCESSOR USER’S MANUAL INTRODUCTION This user’s manual describes SAMSUNG39。 Touch Screen Interface ? 8ch multiplexed ADC ? Max. 500KSPS and 10bit Resolution ? Internal FET for direct Touch screen interface ◆ Watchdog Timer ? 16bit Watchdog Timer ? Interrupt request or system reset at timeout ◆ IICBus Interface 天津工程師范學院 2020 屆本科生畢業(yè)設計 5 ? 1ch MultiMaster IICBus ? Serial, 8bit oriented and bidirectional data transfers can be made at up to 100 Kbit/s in Standard mode or up to 400 Kbit/s in Fast mode. ◆ IISBus Interface ? 1ch IISbus for audio interface with DMAbased operation ? Serial, 8/16bit per channel data transfers ? 128 Bytes (64Byte + 64Byte) FIFO for Tx/Rx ? Supports IIS format and MSBjustified data format ◆ USB Host ? 2port USB Host ? Complies with OHCI Rev. ? Compatible with USB Specification version ◆ USB Device ? 1port USB Device ? 5 Endpoints for USB Device ? Compatible with USB Specification version ◆ SD Host Interface ? Normal, Interrupt and DMA data transfer mode(byte, halfword, word transfer) ? DMA burst4 access support(only word transfer) ? Compatible with SD Memory Card Protocol version ? Compatible with SDIO Card Protocol version ? 64 Bytes FIFO for Tx/Rx ? Compatible with Multimedia Card Protocol version ◆ SPI Interface ? Compatible with 2ch Serial Peripheral Interface Protocol version ? 2x8 bits Shift register for Tx/Rx ? DMAbased or interruptbased operation ◆ Camera Interface ? ITUR BT 601/656 8bit mode support ? DZI (Digital Zoom In) capability ? Programmable polarity of video sync signals ? Max. 4096 x 4096 pixels input support ( 2048 x 2048 pixel input support for scaling) ? Image mirror and rotation (Xaxis mirror, Yaxis mirror, and 180176。 ? 完善的可編程訪問周期用于所有存儲器單元。 ? 可選電平觸發(fā)或者邊沿觸發(fā)方式的外部中斷源 。 ? 支持脈沖傳送模式提高傳送速率 ◆ LCD 控制器及 STN LCD 顯示特點 ? 支持 3 種類型的 STN LCD 面板: 4 位掃描信號, 8 位掃描信號顯示模式 ? 支持單色模式, 4 灰度級和 16 灰度級, 256 色和 4096 色用于 STN LCD ? 支持多種屏幕尺寸 — 現有典型的屏幕尺寸: 640x480,320x240,160x160 等等 — 最大緩存結構尺寸是 4M 字節(jié) — 最大有效屏幕尺寸, 天津工程師范學院 2020屆 本科生 畢業(yè)設計 11 ◆ (細薄膜晶體管)彩色顯示器特點 ? 支持每 像素 1, 2, 4 或 8 位調色板的 TFT 彩色顯示器 ? 支持 16, 24bpp 無調色板真彩色 TFT 顏色顯示器。旋轉) ? Camera output format (RGB 16/24bit and YCbCr 4:2:0/4:2:2 format) ◆ Operating Voltage Range 工作電壓范圍 ? Core 核心 : for 400MHz, for 300MHz ? Internal 內部 : for 400MHz and for 300MHz ? Memory 存儲器 : for 100MHz or 133MHz ? I/O : / ◆ Operating Frequency 工作頻率 ? Fclk Up to 400MHz or 300MHz ? Hclk Up to 133MHz or 100MHz ? Pclk Up to 66MHz or 5