This code is based on NXP s serial port expansion chip SC16IS752 driver. This chip can be used IIC or SPI interface control, both programs have, and is based on the C51 code. Easy to understand, easy to transplant.

SC16_IIC接口测试程序\i2c.h
....................\II.LST
....................\II.OBJ
....................\II.__i
....................\IIC.C
....................\IIC.h
....................\IIC.LST
....................\IIC.OBJ
....................\SC16IS752.C
....................\SC16IS752.h
....................\SC16IS752.LST
....................\SC16IS752.OBJ
....................\STC12C5A60S2.H
....................\Test
....................\Test.hex
....................\Test.lnp
....................\Test.M51
....................\Test.Opt
....................\Test.plg
....................\Test.Uv2
....................\TestSC16.c
....................\TestSC16.LST
....................\Test_Opt.Bak
....................\Test_Uv2.Bak
....................\VIIC_C51.c
....................\VIIC_C51.h
....................\VIIC_C51.LST
....................\VIIC_C51.OBJ
.....SPI接口测试程序\752_SPI.c
....................\752_SPI.h
....................\752_SPI.LST
....................\752_SPI.OBJ
....................\i2c.h
....................\II.LST
....................\II.OBJ
....................\II.__i
....................\IIC.C
....................\IIC.h
....................\IIC.LST
....................\IIC.OBJ
....................\SC16IS752.C
....................\SC16IS752.h
....................\SC16IS752.LST
....................\SC16IS752.OBJ
....................\STC12C5A60S2.H
....................\Test
....................\Test.hex
....................\Test.lnp
....................\Test.M51
....................\Test.Opt
....................\Test.plg
....................\Test.Uv2
....................\TestSC16.c
....................\TestSC16.LST
....................\Test_Opt.Bak
....................\Test_Uv2.Bak
....................\VIIC_C51.LST
....................\VIIC_C51.OBJ
SC16_IIC接口测试程序
SC16_SPI接口测试程序

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