ST2202A
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TABLE 10-3 Port Function Select Registers
Address Name R/W
Bit 7
Bit 6
Bit 5
Bit 4
Bit 3
Bit 2
Bit 1
Bit 0
Default
$00E
PFD
R/Wꢀ
RX1ꢀ
TX1ꢀ
CS6ꢀ
CS5ꢀ
CS4ꢀ
CS3ꢀ
CS2ꢀ
CS1ꢀ
0000ꢀ0000ꢀ
ꢀ
Bitꢀ7~0:ꢀPFD[5:0] :ꢀPortꢀfunctionꢀselectꢀbitsꢀ
ꢀ=ꢀGPIOꢀ
1ꢀ=ꢀChipꢁselectꢀsignalꢀisꢀconnectedꢀ
0
TABLE 10-4 Port Miscellaneous Control Register (PMCR)
Address Name
R/W
Bit 7
Bit 6
Bit 5
Bit 4
Bit 3
Bit 2
Bit 1
Bit 0
Default
$00F PMCR
R/Wꢀ
PULLꢀ
PDBNꢀ INTEGꢀ CSM1ꢀ CSM0ꢀ
TO2ꢀ
TO1ꢀ
TO0ꢀ
1000ꢀ0000ꢀ
ꢀ
Bitꢀ1~0:ꢀCSM[1:0] :ꢀExternalꢀchipꢁselectꢀmodeꢀselectionꢀbitsꢀ
SeeꢀTABLEꢀ10ꢁ2ꢀforꢀmoreꢀinformationꢀ
Verꢀ2.5ꢀ
20
/75
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9/16/2008ꢀ