Description: I2C bus (I2C bus, Inter-IC bus) is a bi-directional two-wire serial bus, providing integrated circuit (ICs) between the communication lines. I2C is a serial bus extension technology, first introduced by Philips, it is widely used in TVs, VCRs and audio equipment. Meaning I2C bus is between completion of an integrated circuit or functional specification or unit of information exchange agreements. Philips has introduced the I2C bus uses a data line (SDA), plus a clock line (SCL) to complete the extension data transmission and peripheral devices addressing each node is soft addressing, saving chip lines, SLAM is a standard addressing byte 7, 127 units can be addressed
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i2c解释版
.........\common
.........\......\include
.........\......\.......\ctype.h
.........\......\.......\s5pv210.h
.........\......\.......\stdarg.h
.........\......\src
.........\......\...\printf.c
.........\......\...\uart.c
.........\......\...\_udivsi3.S
.........\......\...\_umodsi3.S
.........\i2c.c
.........\Makefile
.........\map.lds
.........\start
.........\.....\start.S
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