Datasheet

35
4341H–MP3–10/07
AT8xC51SND2C/MP3B
Table 8-16. Two Wire Controller SFRs
Mnemonic Add Name 7 6 5 4 3 2 1 0
SSCON 93h Synchronous Serial Control SSCR2 SSPE SSSTA SSSTO SSI SSAA SSCR1 SSCR0
SSSTA 94h Synchronous Serial Status SSC4 SSC3 SSC2 SSC1 SSC0 0 0 0
SSDAT 95h Synchronous Serial Data SSD7 SSD6 SSD5 SSD4 SSD3 SSD2 SSD1 SSD0
SSADR 96h Synchronous Serial Address SSA7 SSA6 SSA5 SSA4 SSA3 SSA2 SSA1 SSGC
Table 8-17. Keyboard Interface SFRs
Mnemonic Add Name 7 6 5 4 3 2 1 0
KBCON A3h Keyboard Control - - - KINL0 - - - KINM0
KBSTA A4h Keyboard Status KPDE - - - - - - KINF0
Table 8-18. A/D Controller SFRs
Mnemonic Add Name 7 6 5 4 3 2 1 0
ADCON F3h ADC Control - ADIDL ADEN ADEOC ADSST - - ADCS
ADCLK F2h ADC Clock Divider - - - ADCD4 ADCD3 ADCD2 ADCD1 ADCD0
ADDL F4h ADC Data Low Byte - - - - - - ADAT1 ADAT0
ADDH F5h ADC Data High Byte ADAT9 ADAT8 ADAT7 ADAT6 ADAT5 ADAT4 ADAT3 ADAT2