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SH79F6488P/080PR bảng dữ liệu(PDF) 111 Page - SINOWEALTH Electronic Ltd |
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SH79F6488P/080PR bảng dữ liệu(HTML) 111 Page - SINOWEALTH Electronic Ltd |
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111 / 152 page ![]() SH79F6488/SH79F6489 111 8.9 SH79F6489: Universal Serial Bus (USB) 8.9.1 Features Compatible with USB2.0 Full speed (12Mbps) Support control, interrupt and buck data transfer Support three endpoints (EP0, EP1, EP2) On-chip USB transceiver with an internal regulator Support software reconnect and automatic detect USB host connection SH79F6489 provided an internal USB Serial Interface Engine(SIE) which supports any high speed communication between USB Host and MCU. The internal regulator can provide power supply for the internal transceiver in 5V application. Data Transfer Control USB Registers USB Interrupts USB Status Endpoint0 IN OUT Endpoint1 IN OUT Endpoint2 IN OUT 8051 CPU Core USB RAM Transceiver Serial Interface Engine(SIE) D+ D- VDDR 1.5K 150K SW1 ENUSB AGND MCU The Universal Serial Bus (USB) support three endpoints: EP0, EP1, EP2. The EP0 is the USB control endpoint, which is used for USB control data transfer. The EP1 and EP2 can support IN/OUT transaction of the bulk/interrupt data transfer. The following table shows the maximum package size of each endpoint. Endpoint Type Maximum Package Size EP0 Control IN0: 8 bytes OUT0: 8 bytes EP1 Bulk/Interrupt IN1: 16 bytes OUT1: 16 bytes EP2 Bulk/Interrupt IN2: 64 bytes OUT2: 64 bytes |
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