void init_oledCH116(void) 
{ 
write_i(0xae); 

write_i(0x40); 

write_i(0x81); 
write_i(0x49); 

write_i(0xa1); 

write_i(0xa4); 

write_i(0xa6); 

write_i(0xa8); 
write_i(0x3f); 

write_i(0xc8); 

write_i(0xd3); 
write_i(0x00); 

write_i(0xd5); 
write_i(0xa0); 

write_i(0xd9) 
write_i(0x2f); 

write_i(0xda); 
write_i(0x12); 

write_i(0xdb); 
write_i(0x3f); 

write_i(0x32); 

write_i(0xad); 
write_i(0x8b); 

write_i(0xaf); 
}