Reference Manual

PMAC 2 Software Reference
426 PMAC I/0 and Memory Map
15 SEL7 Direction Control (Must be 1 to use standard port
accessories) (All bits: 0=Input; 1=Output)
16-23 Not used
Y:$C083
JDISP, J??? Port Data Register
0 DISP0 Data Value
7 DISP7 Data Value
8 CTRL0 Data Value
11 CTRL3 Data Value
12-23 Not used
X:$C083
JDISP, J??? Port Data Direction Control Register
0 DISP0 Direction Control (Must be 1 for display to
function)
7 DISP7 Direction Control (Must be 1 for display to
function)
8 CTRL0 Direction Control (Must be 1 for ??? to
function)
11 CTRL3 Direction Control (Must be 1 for ??? to
function) (All bits: 0=Input; 1=Output)
12-23 Not used
Y:$C084
JI/O Port Data Type Control Register
0 I/O00 Data Type Control (0=FlagW1*; 1=I/O00)
1 I/O01 Data Type Control (0=FlagV1*; 1=I/O01)
2 I/O02 Data Type Control (0=FlagU1*; 1=I/O02)
3 I/O03 Data Type Control (0=FlagT1*; 1=I/O03)
4 I/O04 Data Type Control (0=USER1*; 1=I/O04)
5 I/O05 Data Type Control (0=MLIM1*; 1=I/O05)
6 I/O06 Data Type Control (0=PLIM1*; 1=I/O06)
7 I/O07 Data Type Control (0=HMFL1*; 1=I/O07)
8 I/O08 Data Type Control (0=PWM_B_BOT1*;
1=I/O08)
9 I/O09 Data Type Control (0=PWM_B_TOP1*;
1=I/O09)
10 I/O10 Data Type Control (0=PWM_A_BOT1*;
1=I/O10)
11 I/O11 Data Type Control (0=PWM_A_TOP1*;
1=I/O11)
12 I/O12 Data Type Control (0=PWM_B_BOT2*;
1=I/O12)
13 I/O13 Data Type Control (0=PWM_B_TOP2*;
1=I/O13)
14 I/O14 Data Type Control (0=PWM_A_BOT2*;
1=I/O14)
15 I/O15 Data Type Control (0=PWM_A_TOP2*;
1=I/O15)
16 I/O16 Data Type Control (0=HMFL2*; 1=I/O16)
17 I/O17 Data Type Control (0=PLIM2*; 1=I/O17)
18 I/O18 Data Type Control (0=MLIM2*; 1=I/O18)
19 I/O19 Data Type Control (0=USER2*; 1=I/O19)
20 I/O20 Data Type Control (0=FlagT2*; 1=I/O20)
21 I/O21 Data Type Control (0=FlagU2*; 1=I/O21)
22 I/O22 Data Type Control (0=FlagV2*; 1=I/O22)
23 I/O23 Data Type Control (0=FlagW2*; 1=I/O23) (All
bits: 0=dedicated hardware I/O; 1=general I/O) (All bits
must be 1 for JI/O Port to function as general I/O)