SM79164 Datasheet, PDF (5/26 Pages) SyncMOS Technologies,Inc – 8 - Bit Micro-controller with 64KB flash & 4KB RAM embedded

SyncMOS Technologies Inc.
June 2002
SM79164
Special Function Register (SFR)
The address $80 to $FF can be accessed by direct addressing mode only.
Address $80 to $FF is SFR area.
The following table lists the SFRs which are identical to general 8052, as well as SM79164 Extension SFRs.
Special Function Register (SFR) Memory Map
$F8
$FF
$F0
B
$F7
$E8
$E0
ACC
$D8
P4
$D0 ^PSW
$C8 ^T2CON
$C0
$B8
IP
$B0
P3
$A8
IE
$A0
P2
$98 ^SCON
$90
P1
$88 ^TCON
$80
P0
T2MOD
SBUF
TMOD
SP
RCAP2L
TL0
DPL
PWMC4
PWMC0
RCAP2H
PWMC5
PWMC1
TL2
PWMC6
PWMC2
TH2
PWMD4
PWMD0
PWMD5
PWMD1
PWMD6
PWMD2
P1CON
TL1
DPH
TH0
(Reserved)
TH1
RCON
PWMC7
PWMC3
PWMD7
PWMD3
DBANK
$EF
$E7
$DF
$D7
$CF
$C7
SCONF ^$BF
$B7
$AF
$A7
WDTC $9F
WDTKET $97
$8F
PCON _$87
Note: The text of SFRs with bold type characters are Extension Special Function Registers forSM79164
Addr
85H
86H
97H
9BH
9FH
B3H
B4H
B5H
B6H
BBH
BCH
BDH
BEH
SFR
RCON
DBANK
WDTKEY
P1CON
WDTC
PWMD0
PWMD1
PWMD2
PWMD3
PWMD4
PWMD5
PWMD6
PWMD7
Reset
00H
0*000001
00H
00H
0*0**000
00H
00H
00H
00H
00H
00H
00H
00H
7
BSE
WDTKEY7
PWME7
WDTE
PWMD07
PWMD17
PWMD27
PWMD37
PWMD47
PWMD57
PWMD67
PWMD77
6
5
4
BS5
BS4
WDTKEY6 WDTKEY5 WDTKEY4
PWME6 PWME5 PWME4
Reserve CLEAR
PWMD06 PWMD05 PWMD04
PWMD16 PWMD15 PWMD14
PWMD26 PWMD25 PWMD24
PWMD36 PWMD35 PWMD34
PWMD46 PWMD45 PWMD44
PWMD56 PWMD55 PWMD54
PWMD66 PWMD65 PWMD64
PWMD76 PWMD75 PWMD74
3
2
1
0
RAMS3 RAMS2 RAMS1 RAMS0
BS3
BS2
BS1
BS0
WDTKEY3 WDTKEY2 WDTKEY1 WDTKEY0
PWME3 PWME2 PWME1 PWME0
PS2
PS1
PS0
PWMD03 PWMD02 PWMD01 PWMD00
PWMD13 PWMD12 PWMD11 PWMD10
PWMD23 PWMD22 PWMD21 PWMD20
PWMD33 PWMD32 PWMD31 PWMD30
PWMD43 PWMD42 PWMD41 PWMD40
PWMD53 PWMD52 PWMD51 PWMD50
PWMD63 PWMD62 PWMD61 PWMD60
PWMD73 PWMD72 PWMD71 PWMD70
Specifications subject to change without notice,contact your sales representatives for the most recent information.
5/26
Ver 1.4 SM79164 06/02