SM89516A_06 Datasheet, PDF (5/22 Pages) SyncMOS Technologies,Inc – 8-Bits Micro-controller With 64KB flash & 1KB RAM embedded

SyncMOS Technologies International, Inc.
Special Function Register (SFR)
SM89516A
8-Bits Micro-controller
With 64KB flash & 1KB RAM embedded
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 SM89516A Extension SFRs.
Special Function Register (SFR) Memory Map
$F8
$F0 B
$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 RCAP2L
SBUF
TMOD
TL0
SP
DPL
RCAP2H
SPWMC
P1CON
TL1
DPH
$FF
$F7
$EF
$E7
$DF
$D7
TL2
TH2
$CF
$C7
SCONF
$BF
$B7
SPWMD4
$AF
SPWMD0 SPWMD1 SPWMD2 SPWMD3 $A7
WDTC
$9F
WDTKEY $97
TH0
TH1
$8F
RCON
PCON
$87
Note: The text of SFRs with bold type characters are Extension Special Function Registers for SM89516A
Addr
85H
97H
9BH
9FH
A3H
A4H
A5H
A6H
A7H
ACH
BFH
C8H
C9H
D8H
SFR
RCON
WDTKEY
P1CON
WDTC
SPWMC
SPWMD0
SPWMD1
SPWMD2
SPWMD3
SPWMD4
SCONF
T2CON
T2MOD
P4
Reset
******00
00H
00000***
0*0**000
******00
00H
00H
00H
00H
00H
0*****00
00H
******00
****1111
7
WDTKEY7
SPWME4
WDTE
SPWMD04
SPWMD14
SPWMD24
SPWMD34
SPWMD44
WDR
TF2
6
WDTKEY6
SPWME3
SPWMD03
SPWMD13
SPWMD23
SPWMD33
SPWMD43
EXF2
5
WDTKEY5
SPWME2
CLEAR
SPWMD02
SPWMD12
SPWMD22
SPWMD32
SPWMD42
RCLK
4
WDTKEY4
SPWME1
SPWMD01
SPWMD11
SPWMD21
SPWMD31
SPWMD41
TCLK
3
WDTKEY3
SPWME0
SPWMD00
SPWMD10
SPWMD20
SPWMD30
SPWMD40
EXEN2
P4.3
2
WDTKEY2
PS2
BRM02
BRM12
BRM22
BRM32
BRM42
TR2
P4.2
1
RAMS1
WDTKEY1
PS1
SPFS1
BRM01
BRM11
BRM21
BRM31
BRM41
OME
C/T2
T2OE
P4.1
0
RAMS0
WDTKEY0
PS0
SPFS0
BRM00
BRM10
BRM20
BRM30
BRM40
ALEI
CP/RL2
DCEN
P4.0
Specifications subject to change without notice contact your sales representatives for the most recent information.
5
Ver 2.1 SM89516A 08/2006