
10
T89C5115
4128A–8051–04/02
T2CON C8h
Timer/Counter 2
control
TF2 EXF2 RCLK TCLK EXEN2 TR2 C/T2# CP/RL2#
T2MOD C9h
Timer/Counter 2
Mode
––––––T2OEDCEN
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
–––––S2S1S0
Table 5. Timers SFRs (Continued)
MnemonicAddName 76543210
Table 6. Serial I/O Port SFRs
MnemonicAddName 76543210
SCON 98h Serial Control FE/SM0 SM1 SM2 REN TB8 RB8 TI RI
SBUF99hSerialDataBuffer––––––––
SADENB9hSlaveAddressMask––––––––
SADDRA9hSlaveAddress ––––––––
Table 7. PCA SFRs
Mnemo
-nicAddName 76543210
CCON D8h PCA Timer/Counter Control CF CR – CCF4 CCF3 CCF2 CCF1 CCF0
CMOD D9h PCA Timer/Counter Mode CIDL WDTE – – – CPS1 CPS0 ECF
CLE9hPCATimer/CounterLowbyte ––––––––
CH F9h PCA Timer/Counter High byte – – – – – – – –
CCAPM0
CCAPM1
DAh
DBh
PCA Timer/Counter Mode 0
PCA Timer/Counter Mode 1
–
ECOM0
ECOM1
CAPP0
CAPP1
CAPN0
CAPN1
MAT0
MAT1
TOG0
TOG1
PWM0
PWM1
ECCF0
ECCF1
CCAP0H
CCAP1H
FAh
FBh
PCA Compare Capture Module 0 H
PCA Compare Capture Module 1 H
CCAP0H7
CCAP1H7
CCAP0H6
CCAP1H6
CCAP0H5
CCAP1H5
CCAP0H4
CCAP1H4
CCAP0H3
CCAP1H3
CCAP0H2
CCAP1H2
CCAP0H1
CCAP1H1
CCAP0H0
CCAP1H0
CCAP0L
CCAP1L
EAh
EBh
PCA Compare Capture Module 0 L
PCA Compare Capture Module 1 L
CCAP0L7
CCAP1L7
CCAP0L6
CCAP1L6
CCAP0L5
CCAP1L5
CCAP0L4
CCAP1L4
CCAP0L3
CCAP1L3
CCAP0L2
CCAP1L2
CCAP0L1
CCAP1L1
CCAP0L0
CCAP1L0
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