5.45. Single Precision Store


Addr
Mode  Mnemonic          Format/Opcode
                           4     2     2        8       12<=BR<=15
                        ------------------------------
B     STB   BR,DSPL     |  0  |  2  |  BR'  |  DSPL  |  BR'=BR-12
                        ------------------------------  RA=R2
                           4     2     2      4   4     12<=BR<=15
                        ------------------------------ 
BX    STBX  BR,RX       |  4  |  0  |  BR'  | 2 | RX |  BR'=BR-12
                        ------------------------------  RA=R2
                           8      4      4            16
D     ST    RA,ADDR     --------------------------------------
DX    ST    RA,ADDR,RX  |  90  |  RA  |  RX  |  |    ADDR    |
                        --------------------------------------
                           8      4      4            16
I     STI   RA,ADDR     --------------------------------------
IX    STI   RA,ADDR,RX  |  94  |  RA  |  RX  |  |    ADDR    |
                        --------------------------------------

Description. The contents of the register RA are stored into the Derived Address, DA.

Register Transfer Description.

[DA] <-- (RA);

Registers Affected. None