SyncMOS Technologies International, Inc.
SM5964A
8-Bit Micro-controller
With 64KB ISP Flash & TWSI & PWM & 1KB RAM embedded
SFR Mapping
The special function register of SM5964A fall into the following categories
C51 CORE register: ACC, B, DPL, DPH, PSW, SP
I/O ports: P0,P1, P2, P3, P4, P1CON
Timer/Counter register: T2CON, T2MOD, TCON, TMOD, TH0, TH1, TH2, TL0, TL1, TL2, RCAP2L,
RCAP2H
UART I/O register: SBUF, SCON
TWSI bus register: TWSIS, TWSIA, TWSIC1, TWSIC2, TWSITXD, TWSIRXD
Power and system control register: PCON, SCONF
Interrupt system register: IP, IE, IP1, IE1, IFR
IAP Flash programming register :ISPFAH, ISPFAL, ISPFD, ISPC
PWM output register: PWMC0, PWMC1, PWMD0, PWMD1
Table 1 SFR Map
$F8
$F0
$E8
$E0
$D8
$D0
$C8
$C0
$B8
$B0
$A8
$A0
$98
$90
$88
$80
ACC
0000 0000
P4
xxxx 1111
PSW
0000 0000
T2CON
0000 0000
TWSIS
0000 0000
IP
0000 0000
P3
1111 1111
IE
0000 0000
P2
1111 1111
SCON
0000 0000
P1
1111 1111
TCON
0000 0000
P0
1111 1111
B
0000 0000
ISPFAH
0000 0000
ISPFAL
0000 0000
ISPFD
0000 0000
ISPC
0000 0000
$FF
$F7
$EF
$E7
$DF
PWMC0
0000 0000
RCAP2H
0000 0000
TWSIC2
0000 0000
PWMC1
0000 0000
TL2
0000 0000
TWSITXD
1111 1111
$D7
TH2
0000 0000
TWSIRXD
0000 0000
SCONF
0000 0000
PWMD0
0000 0000
IE1
0000 0000
IFR
0000 0000
PWMD1
0000 0000
$CF
$C7
$BF
$B7
$AF
$A7
SBUF
xxxx xxxx
P1CON
0000 0000
$9F
$97
TMOD
0000 0000
SP
0000 0111
TL0
0000 0000
DPL
0000 0000
TL1
0000 0000
DPH
0000 0000
TH0
0000 0000
TH1
0000 0000
RCON
0000 0000
$8F
PCON
0000 0000
$87
T2MOD
xxxx xx00
TWSIA
1010 0000
IP1
0000 0000
RCAP2L
0000 0000
TWSIC1
0000 0001
Specifications subject to change without notice contact your sales representatives for the most recent information.
6
Ver 2.3 SM5964A 10/2006
SYNCMOS [ SYNCMOS TECHNOLOGIES,INC ]
