Abstract: This paper introduces the method and example of external memory expansion of USB interface microcontroller SL11R, and tests the working speed of external SRAM and EDO DRAM. Keywords: MCU SL1...
Prerequisite: USB Mass storage device, subclass: BOT, SCSI protocol sends CBW, CW is READ (10), bytes 7-8 are transfer length, set this to 0, but specify the length as 2000 in the data length of CBW. ...
Friends, please tell me, I use ARM chip and define the following variables in sram area://definition#define STA_MEM APP_BASE //sram address area#define rbStatus(ax)(id) (*(INT8U* )(STA_MEM + 1 +ax * 3...
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1. Fault phenomenon and cause analysis
1. During the operation of the equipment, the expansion sleeve is subjected to a large torque, and the mating surfaces of the shaft and the sleeve move...[Details]
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01. Introduction
As in-vehicle networks migrate from the CAN
bus
to
Ethernet
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