USS820_RXCON
temp = USS820_READ_1(sc, USS820_RXCON);
USS820_WRITE_1(sc, USS820_RXCON, temp);
USS820_WRITE_1(sc, USS820_RXCON, temp);
USS820_WRITE_1(sc, USS820_RXCON, temp);
temp = USS820_READ_1(sc, USS820_RXCON);
USS820_WRITE_1(sc, USS820_RXCON, temp);
temp = USS820_READ_1(sc, USS820_RXCON);
USS820_WRITE_1(sc, USS820_RXCON, temp);
rx_cntl = USS820_READ_1(sc, USS820_RXCON);
USS820_WRITE_1(sc, USS820_RXCON, rx_cntl);