Intel 87C196CB Manual De Usuario
3-3
MEMORY PARTITIONS
Table 3-3. 87C196CB Peripheral SFRs
Ports 0, 1, 2, and 6 SFRs
Timer 1, Timer 2, and EPA SFRs
Address
High (Odd) Byte
Low (Even) Byte
Address
High (Odd) Byte
Low (Even) Byte
1FDEH
Reserved
Reserved
†
1F9EH
TIMER2 (H)
TIMER2 (L)
1FDCH
Reserved
Reserved
1F9CH
Reserved
T2CONTROL
1FDAH
Reserved
P0_PIN
†
1F9AH
TIMER1 (H)
TIMER1 (L)
1FD8H
Reserved
Reserved
1F98H
Reserved
T1CONTROL
1FD6H
P6_PIN
P1_PIN
1F96H
Reserved
Reserved
1FD4H
P6_REG
P1_REG
1F94H
Reserved
Reserved
1FD2H
P6_DIR
P1_DIR
1F92H
Reserved
Reserved
1FD0H
P6_MODE
P1_MODE
1F90H
Reserved
Reserved
1FCEH
P2_PIN
Reserved
EPA SFRs
1FCCH
P2_REG
Reserved
Address
High (Odd) Byte
Low (Even) Byte
1FCAH
P2_DIR
Reserved
†
1F8EH
COMP1_TIME (H)
COMP1_TIME (L)
1FC8H
P2_MODE
Reserved
1F8CH
Reserved
COMP1_CON
1FC6H
Reserved
Reserved
†
1F8AH
COMP0_TIME (H)
COMP0_TIME (L)
1FC4H
Reserved
Reserved
1F88H
Reserved
COMP0_CON
1FC2H
Reserved
Reserved
†
1F86H
EPA9_TIME (H)
EPA9_TIME (L)
1FC0H
Reserved
Reserved
1F84H
Reserved
EPA9_CON
SIO and SSIO SFRs
†
1F82H
EPA8_TIME (H)
EPA8_TIME (L)
Address
High (Odd) Byte
Low (Even) Byte
1F80H
Reserved
EPA8_CON
1FBEH
Reserved
Reserved
†
1F7EH
EPA7_TIME (H)
EPA7_TIME (L)
1FBCH
SP_BAUD (H)
SP_BAUD (L)
1F7CH
Reserved
EPA7_CON
1FBAH
SP_CON
SBUF_TX
†
1F7AH
EPA6_TIME (H)
EPA6_TIME (L)
1FB8H
SP_STATUS
SBUF_RX
1F78H
Reserved
EPA6_CON
1FB6H
Reserved
Reserved
†
1F76H
EPA5_TIME (H)
EPA5_TIME (L)
1FB4H
Reserved
SSIO_BAUD
1F74H
Reserved
EPA5_CON
1FB2H
SSIO1_CON
SSIO1_BUF
†
1F72H
EPA4_TIME (H)
EPA4_TIME (L)
1FB0H
SSIO0_CON
SSIO0_BUF
1F70H
Reserved
EPA4_CON
A/D SFRs
†
1F6EH
EPA3_TIME (H)
EPA3_TIME (L)
Address
High (Odd) Byte
Low (Even) Byte
†
1F6CH
EPA3_CON (H)
EPA3_CON (L)
1FAEH
AD_TIME
AD_TEST
†
1F6AH
EPA2_TIME (H)
EPA2_TIME (L)
1FACH
Reserved
AD_COMMAND
1F68H
Reserved
EPA2_CON
1FAAH
AD_RESULT (H)
AD_RESULT (L)
†
1F66H
EPA1_TIME (H)
EPA1_TIME (L)
EPA Interrupt SFRs
†
1F64H
EPA1_CON (H)
EPA1_CON (L)
Address
High (Odd) Byte
Low (Even) Byte
†
1F62H
EPA0_TIME (H)
EPA0_TIME (L)
1FA8H
Reserved
EPAIPV
1F60H
Reserved
EPA0_CON
1FA6H
Reserved
EPA_PEND1
1FA4H
Reserved
EPA_MASK1
†
1FA2H
EPA_PEND (H)
EPA_PEND (L)
†
1FA0H
EPA_MASK (H)
EPA_MASK (L)
†
Must be addressed as a word.