#ifndef __INCLUDED_TEA6420__ #define __INCLUDED_TEA6420__ /* input pins */ #define TEA6420_OUTPUT1 1 #define TEA6420_OUTPUT2 2 #define TEA6420_OUTPUT3 3 #define TEA6420_OUTPUT4 4 /* output pins */ #define TEA6420_INPUT1 1 #define TEA6420_INPUT2 2 #define TEA6420_INPUT3 3 #define TEA6420_INPUT4 4 #define TEA6420_INPUT5 5 #define TEA6420_INPUT6 6 /* gain on the output pins, ORed with the output pin */ #define TEA6420_GAIN0 0x00 #define TEA6420_GAIN2 0x20 #define TEA6420_GAIN4 0x40 #define TEA6420_GAIN6 0x60 #endif