SET-ONLY
ASSIGN: port_o  <----  const_c
ASSIGN: port_my0_o  <----  const_my0_c
ASSIGN: port_my0_mode_o  <----  const_my0_mode_c
ASSIGN: port_my0_send_o  <----  const_my0_send_c
ASSIGN: data_o  <----  scal
