DS80CH11 Datasheet, PDF (56/88 Pages) Dallas Semiconductor – System Energy Manager

DS80CH11
SYSTEM DATA TRANSFER SUMMARY Table 9–1
REGISTER
KBCS PM1CS PM2CS A0 IOR IOW SELECTED
OPERATION
0
0
0
X X X Undefined Undefined
0
1
1
001
KBDOUT Read Keyboard Data Out
0
1
1
101
KBSTAT Read Keyboard Status
0
1
1
010
KBDIN Write Keyboard Data In; Set KC/D = 0
0
1
1
110
KBDIN Write Keyboard Command; Set KC/D = 1
1
0
1
0 0 1 PMDOUT1 Read Pwr. Mgr. #1 Data Out
1
0
1
1 0 1 PMSTAT1 Read Pwr. Mgr. #1 Status
1
0
1
010
PMDIN1 Write Pwr. Mgr. #1 Data In; Set PC/D1 = 0
1
0
1
110
PMDIN1 Write Pwr. Mgr. #1 Command; Set PC/D1 = 1
1
1
0
0 0 1 PMDOUT2 Read Pwr. Mgr. #2 Data Out
1
1
0
1 0 1 PMSTAT2 Read Pwr. Mgr. #2 Status
1
1
0
010
PMDIN2 Write Pwr. Mgr. #2 Data In; Set PC/D2 = 0
1
1
0
110
PMDIN2 Write Pwr. Mgr. #2 Command; Set PC/D2 = 1
1
1
1
XXX
None
System interface port disabled
SEM SYSTEM I/F REGISTER ACCESS SUMMARY Table 9–2
SFR ADDR.
REGISTER
READ/WRITE ACCESS
0ADH
KBSTAT
Read / Write (write on selected bits)
0AEH
KBDIN
Read Only
0AFH
KBDOUT
Read / Write
0BDH
PMSTAT1
Read / Write (write on selected bits)
0BEH
PMDIN1
Read Only
0BFH
PMDOUT1
Read / Write
0F5H
PMSTAT2
Read / Write (write on selected bits)
0F6H
PMDIN2
Read Only
0F7H
PMDOUT2
Read / Write
9.3 KBDIN / PMDIN1/PMDIN2 – DATA REGISTERS
KBDIN; SFR ADDR.=0AEH
BIT 7
BIT 6
BIT 5
BIT 4
BIT 3
BIT 2
BIT 1
BIT 0
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