Memory layout of a data structure: Difference between revisions
Memory layout of a data structure (view source)
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9 RI = OFF
</pre>
=={{header|Z80 Assembly}}==
{{trans|6502 Assembly}}
<lang Z80>softRS232_LO equ &C000 ;%87654321 (each bit represents the state of a numbered pin)
softRS232_HI equ &C001 ;%-------9
ld hl,softRS232_LO ;memory location of soft RS232 port
ld c,&00 ;&00 = the port that the RS232 is connected to.
;This is just an example, the actual port number depends on where the hardware is connected.
outi ;send the value contained in softRS232_LO thru port &00
outi ;send the value contained in softRS232_HI thru port &00</lang>
{{omit from|ACL2}}
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