USB_ADV_CMD
ret = wait_cmd_ready(tp, USB_ADV_CMD);
ocp_write_word(tp, MCU_TYPE_USB, USB_ADV_CMD, cmd);
ret = wait_cmd_ready(tp, USB_ADV_CMD);
ret = wait_cmd_ready(tp, USB_ADV_CMD);
ocp_write_word(tp, MCU_TYPE_USB, USB_ADV_CMD, cmd);