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8XC196NP, 80C196NU USER’S MANUAL
5-8
Table 5-5. Peripheral SFRs
Reserved Locations EPORT SFRs
Address High (Odd) Byte Low (Even) Byte Address High (Odd) Byte Low (Even) Byte
1FEEH Reserved Reserved
††
1FE6H EP_PIN Reserved
1FECH Reserved Reserved
††
1FE4H EP_REG Reserved
1FEAH Reserved Reserved
††
1FE2H EP_DIR Reserved
1FE8H Reserved Reserved
††
1FE0H EP_MODE Reserved
Ports 1–4 SFRs Serial I/O and PWM SFRs
Address High (Odd) Byte Low (Even) Byte Address High (Odd) Byte Low (Even) Byte
1FDEH P4_PIN P3_PIN 1FBEH Reserved Reserved
1FDCH P4_REG P3_REG 1FBCH SP_BAUD (H) SP_BAUD (L)
1FDAH P4_DIR P3_DIR 1FBAH SP_CON SBUF_TX
1FD8H P4_MODE P3_MODE 1FB8H SP_STATUS SBUF_RX
1FD6H P2_PIN P1_PIN 1FB6H Reserved CON_REG0
1FD4H P2_REG P1_REG 1FB4H Reserved PWM2_CONTROL
1FD2H P2_DIR P1_DIR 1FB2H Reserved PWM1_CONTROL
1FD0H P2_MODE P1_MODE 1FB0H Reserved PWM0_CONTROL
1FCEH Reserved Reserved 1FAEH Reserved Reserved
• • • • • • • • • • • • • • • • • •
1FC0H Reserved Reserved 1FA0H Reserved Reserved
EPA, Timer 1, and Timer 2 SFRs Chip-select SFRs
Address High (Odd) Byte Low (Even) Byte Address High (Odd) Byte Low (Even) Byte
1F9EH Reserved EPA_PEND
††† †
1F6EH Reserved Reserved
1F9CH Reserved EPA_MASK
†
1F6CH Reserved BUSCON5
1F9AH Reserved Reserved
†
1F6AH ADDRMSK5 (H) ADDRMSK5 (L)
1F98H Reserved Reserved 1F68H ADDRCOM5 (H) ADDRCOM5 (L)
†
1F96H TIMER2 (H) TIMER2 (L)
†
1F66H Reserved Reserved
1F94H Reserved T2CONTROL
†
1F64H Reserved BUSCON4
†
1F92H TIMER1 (H) TIMER1 (L)
†
1F62H ADDRMSK4 (H) ADDRMSK4 (L)
1F90H Reserved T1CONTROL 1F60H ADDRCOM4 (H) ADDRCOM4 (L)
†
1F8EH EPA3_TIME (H) EPA3_TIME (L) 1F5EH Reserved Reserved
†
1F8CH EPA3_CON (H) EPA3_CON (L) 1F5CH Reserved BUSCON3
†
1F8AH EPA2_TIME (H) EPA2_TIME (L) 1F5AH ADDRMSK3 (H) ADDRMSK3 (L)
1F88H Reserved EPA2_CON 1F58H ADDRCOM3 (H) ADDRCOM3 (L)
†
1F86H EPA1_TIME (H) EPA1_TIME (L) 1F56H Reserved Reserved
†
1F84H EPA1_CON (H) EPA1_CON (L) 1F54H Reserved BUSCON2
†
1F82H EPA0_TIME (H) EPA0_TIME (L) 1F52H ADDRMSK2 (H) ADDRMSK2 (L)
1F80H Reserved EPA0_CON 1F50H ADDRCOM2 (H) ADDRCOM2 (L)
†
Must be addressed as a word.
††
For the 8XC196NP, these are memory-mapped locations. They must be addressed with indirect or
indexed instructions, and they cannot be windowed.
†††
The EPA_PEND register was called EPA_STAT in previous documentation for the 8XC196NP.
††††
The 8XC196NP can be identified by its signature word, 80EFH, at locations 1F46–1F47H. The
8XC196NU has no signature word; locations 1F46–1F47H are reserved.