F2_5180_5240
.chan11a = BM3(F2_5180_5240, F4_5260_5320, F5_5745_5825),
.chan11a = BM4(F2_5180_5240,
.chan11a = BM3(F2_5180_5240, F4_5260_5320, F5_5745_5825),
#define F3_5180_5240 AFTER(F2_5180_5240)