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поискавой системы для электроныых деталей |
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поискавой системы для электроныых деталей |
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SPEAR300 датащи(PDF) 18 Page - STMicroelectronics |
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SPEAR300 датащи(HTML) 18 Page - STMicroelectronics |
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18 / 83 page  Architecture overview SPEAr300 18/83 Doc ID 16324 Rev 2 Main features: ● Supports IrDA serial infrared physical layer specification (IrPHY), version 1.3 ● Supports IrDA link access protocol (IrLAP), version 1.1 ● Serial infrared (SIR), with rates 9.6 Kbps, 19.2 Kbps, 38.4 Kbps, 57.6 Kbps and ● 115.2 Kbps ● Medium infrared (MIR), with rates 576 Kbps and 1.152 Mbps ● Fast infrared (FIR), with rate 4 Mbps. ● Transceiver interface compliant with all IrDA transceivers with configurable TX and RX signal polarity. ● Half-duplex infrared frame transmission and reception. ● 16-bit CRC algorithm for SIR and MIR, and 32-bit CRC algorithm for FIR. 2.14 Synchronous serial port (SSP) SPEAr300 provides one synchronous serial port (SSP) block that offers a master or slave interface for synchronous serial communication with slave or master peripherals Main features: ● Maximum speed of 41.5 Mbps ● Master and slave mode capability ● Programmable clock bit rate and prescale ● Separate transmit and receive first-in, first-out memory buffers, 16 bits wide, 8 locations deep ● Programmable choice of interface operation: – SPI (Motorola) – Microwire (National Semiconductor) – TI synchronous serial ● Programmable data frame size from 4 to 16-bit. ● Independent masking of transmit FIFO, receive FIFO, and receive overrun interrupts ● DMA interface |
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