Rainbow Electronics T89C51AC2 - Manual (Page 11)

11
T89C51AC2
Rev. B – 19-Dec-01
Table 6. Serial I/O Port SFRs
Table 7. PCA SFRs
T2CON C8h
Timer/Counter 2
control
TF2 EXF2 RCLK TCLK EXEN2 TR2 C/T2# CP/RL2#
T2MOD C9h
Timer/Counter 2
Mode
- - - - - - T2OE DCEN
RCAP2H CBh
Timer/Counter 2
Reload/Capture High
byte
RCAP2L CAh
Timer/Counter 2
Reload/Capture Low
byte
WDTRST A6h
WatchDog Timer
Reset
WDTPRG A7h
WatchDog Timer
Program
- - - - - S2 S1 S0
Mnemonic Add Name 7 6 5 4 3 2 1 0
Mnemonic Add Name 7 6 5 4 3 2 1 0
SCON 98h Serial Control FE/SM0 SM1 SM2 REN TB8 RB8 TI RI
SBUF 99h Serial Data Buffer
SADEN B9h Slave Address Mask
SADDR A9h Slave Address
Mnemonic Add Name 7 6 5 4 3 2 1 0
CCON D8h
PCA Timer/Counter
Control
CF CR - CCF4 CCF3 CCF2 CCF1 CCF0
CMOD D9h
PCA Timer/Counter
Mode
CIDL WDTE - - - CPS1 CPS0 ECF
CL E9h
PCA Timer/Counter
Low byte
CH F9h
PCA Timer/Counter
High byte
CCAPM0
CCAPM1
CCAPM2
CCAPM3
CCAPM4
DAh
DBh
DCh
DDh
DEh
PCA Timer/Counter
Mode 0
PCA Timer/Counter
Mode 1
PCA Timer/Counter
Mode 2
PCA Timer/Counter
Mode 3
PCA Timer/Counter
Mode 4
-
ECOM0
ECOM1
ECOM2
ECOM3
ECOM4
CAPP0
CAPP1
CAPP2
CAPP3
CAPP4
CAPN0
CAPN1
CAPN2
CAPN3
CAPN4
MAT0
MAT1
MAT2
MAT3
MAT4
TOG0
TOG1
TOG2
TOG3
TOG4
PWM0
PWM1
PWM2
PWM3
PWM4
ECCF0
ECCF1
ECCF2
ECCF3
ECCF4