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IDA MSM80C31F CPU definition
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| ; Note, add this to the i51.cfg on your ida installation dir. | |
| ; The aim is to add support for the OKI MSM80C31F CPU, which is a | |
| ; 80C51 variant. | |
| ; This is the revision 1 of this gist | |
| ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; | |
| .MSM80C31F | |
| ; https://www.keil.com/dd/docs/datashts/oki/msm80cx1f_ds.pdf | |
| ; MEMORY MAP | |
| area CODE code 0x0000:0x10000 | |
| area DATA RAM 0x0000:0x0080 | |
| area DATA FSR 0x0080:0x0100 | |
| ; Interrupt and reset vector assignments | |
| entry RESET 0x0000 RESET | |
| entry IE0 0x0003 External interrupt 0 | |
| entry TF0 0x000B Timer 0 interrupt | |
| entry IE1 0x0013 External interrupt 1 | |
| entry TF1 0x001B Timer 1 interrupt | |
| entry RI_TI 0x0023 Serial port interrupt | |
| ; INPUT/OUTPUT PORTS | |
| P0 0x0080 Port 0 | |
| P0.P07 7 | |
| P0.P06 6 | |
| P0.P05 5 | |
| P0.P04 4 | |
| P0.P03 3 | |
| P0.P02 2 | |
| P0.P01 1 | |
| P0.P00 0 | |
| SP 0x0081 Stack Pointer | |
| DPL 0x0082 Data Pointer, Low Byte | |
| DPH 0x0083 Data Pointer, High Byte | |
| RESERVED0084 0x0084 RESERVED | |
| RESERVED0085 0x0085 RESERVED | |
| RESERVED0086 0x0086 RESERVED | |
| PCON 0x0087 Power Control Register | |
| TCON 0x0088 Timer 0/1 Control Register | |
| TCON.TF1 7 | |
| TCON.TR1 6 | |
| TCON.TF0 5 | |
| TCON.TR0 4 | |
| TCON.IE1 3 | |
| TCON.IT1 2 | |
| TCON.IE0 1 | |
| TCON.IT0 0 | |
| TMOD 0x0089 Timer Mode Register | |
| TL0 0x008A Timer 0, Low Byte | |
| TL1 0x008B Timer 1, Low Byte | |
| TH0 0x008C Timer 0, High Byte | |
| TH1 0x008D Timer 1, High Byte | |
| RESERVED008E 0x008E RESERVED | |
| RESERVED008F 0x008F RESERVED | |
| P1 0x0090 Port 1 | |
| P1.P17 7 | |
| P1.P16 6 | |
| P1.P15 5 | |
| P1.P14 4 | |
| P1.P13 3 | |
| P1.P12 2 | |
| P1.P11 1 | |
| P1.P10 0 | |
| RESERVED0091 0x0091 RESERVED | |
| RESERVED0092 0x0092 RESERVED | |
| RESERVED0093 0x0093 RESERVED | |
| RESERVED0094 0x0094 RESERVED | |
| RESERVED0095 0x0095 RESERVED | |
| RESERVED0096 0x0096 RESERVED | |
| RESERVED0097 0x0097 RESERVED | |
| SCON 0x0098 Serial Channel Control Register | |
| SCON.SM0 7 | |
| SCON.SM1 6 | |
| SCON.SM2 5 | |
| SCON.REN 4 | |
| SCON.TB8 3 | |
| SCON.RB8 2 | |
| SCON.TI 1 | |
| SCON.RI 0 | |
| SBUF 0x0099 Serial Channel Buffer Register | |
| RESERVED009A 0x009A RESERVED | |
| RESERVED009B 0x009B RESERVED | |
| RESERVED009C 0x009C RESERVED | |
| RESERVED009D 0x009D RESERVED | |
| RESERVED009E 0x009E RESERVED | |
| RESERVED009F 0x009F RESERVED | |
| P2 0x00A0 Port 2 | |
| P2.P27 7 | |
| P2.P26 6 | |
| P2.P25 5 | |
| P2.P24 4 | |
| P2.P23 3 | |
| P2.P22 2 | |
| P2.P21 1 | |
| P2.P20 0 | |
| RESERVED00A1 0x00A1 RESERVED | |
| RESERVED00A2 0x00A2 RESERVED | |
| RESERVED00A3 0x00A3 RESERVED | |
| RESERVED00A4 0x00A4 RESERVED | |
| RESERVED00A5 0x00A5 RESERVED | |
| RESERVED00A6 0x00A6 RESERVED | |
| RESERVED00A7 0x00A7 RESERVED | |
| IE 0x00A8 Interrupt Enable Register | |
| IE.EA 7 | |
| IE.ES 4 | |
| IE.ET1 3 | |
| IE.EX1 2 | |
| IE.ET0 1 | |
| IE.EX0 0 | |
| RESERVED00A9 0x00A9 RESERVED | |
| RESERVED00AA 0x00AA RESERVED | |
| RESERVED00AB 0x00AB RESERVED | |
| RESERVED00AC 0x00AC RESERVED | |
| RESERVED00AD 0x00AD RESERVED | |
| RESERVED00AE 0x00AE RESERVED | |
| RESERVED00AF 0x00AF RESERVED | |
| P3 0x00B0 Port 3 | |
| P3.RD 7 | |
| P3.WR 6 | |
| P3.T1 5 | |
| P3.T0 4 | |
| P3.INT1 3 | |
| P3.INT0 2 | |
| P3.TxD 1 | |
| P3.RxD 0 | |
| RESERVED00B1 0x00B1 RESERVED | |
| RESERVED00B2 0x00B2 RESERVED | |
| RESERVED00B3 0x00B3 RESERVED | |
| RESERVED00B4 0x00B4 RESERVED | |
| RESERVED00B5 0x00B5 RESERVED | |
| RESERVED00B6 0x00B6 RESERVED | |
| RESERVED00B7 0x00B7 RESERVED | |
| IP 0x00B8 Interrupt Priority Register | |
| IP.PS 4 | |
| IP.PT1 3 | |
| IP.PX1 2 | |
| IP.PT0 1 | |
| IP.PX0 0 | |
| RESERVED00B9 0x00B9 RESERVED | |
| RESERVED00BA 0x00BA RESERVED | |
| RESERVED00BB 0x00BB RESERVED | |
| RESERVED00BC 0x00BC RESERVED | |
| RESERVED00BD 0x00BD RESERVED | |
| RESERVED00BE 0x00BE RESERVED | |
| RESERVED00BF 0x00BF RESERVED | |
| RESERVED00C0 0x00C0 RESERVED | |
| RESERVED00C1 0x00C1 RESERVED | |
| RESERVED00C2 0x00C2 RESERVED | |
| RESERVED00C3 0x00C3 RESERVED | |
| RESERVED00C4 0x00C4 RESERVED | |
| RESERVED00C5 0x00C5 RESERVED | |
| RESERVED00C6 0x00C6 RESERVED | |
| RESERVED00C7 0x00C7 RESERVED | |
| RESERVED00C8 0x00C8 RESERVED | |
| RESERVED00C9 0x00C9 RESERVED | |
| RESERVED00CA 0x00CA RESERVED | |
| RESERVED00CB 0x00CB RESERVED | |
| RESERVED00CC 0x00CC RESERVED | |
| RESERVED00CD 0x00CD RESERVED | |
| RESERVED00CE 0x00CE RESERVED | |
| RESERVED00CF 0x00CF RESERVED | |
| PSW 0x00D0 Program Status Word Register | |
| PSW.CY 7 | |
| PSW.AC 6 | |
| PSW.F0 5 | |
| PSW.RS1 4 | |
| PSW.RS0 3 | |
| PSW.OV 2 | |
| PSW.F1 1 | |
| PSW.P 0 | |
| RESERVED00D1 0x00D1 RESERVED | |
| RESERVED00D2 0x00D2 RESERVED | |
| RESERVED00D3 0x00D3 RESERVED | |
| RESERVED00D4 0x00D4 RESERVED | |
| RESERVED00D5 0x00D5 RESERVED | |
| RESERVED00D6 0x00D6 RESERVED | |
| RESERVED00D7 0x00D7 RESERVED | |
| RESERVED00D8 0x00D8 RESERVED | |
| RESERVED00D9 0x00D9 RESERVED | |
| RESERVED00DA 0x00DA RESERVED | |
| RESERVED00DB 0x00DB RESERVED | |
| RESERVED00DC 0x00DC RESERVED | |
| RESERVED00DD 0x00DD RESERVED | |
| RESERVED00DE 0x00DE RESERVED | |
| RESERVED00DF 0x00DF RESERVED | |
| ACC 0x00E0 Accumulator | |
| ACC.ACC7 7 | |
| ACC.ACC6 6 | |
| ACC.ACC5 5 | |
| ACC.ACC4 4 | |
| ACC.ACC3 3 | |
| ACC.ACC2 2 | |
| ACC.ACC1 1 | |
| ACC.ACC0 0 | |
| RESERVED00E1 0x00E1 RESERVED | |
| RESERVED00E2 0x00E2 RESERVED | |
| RESERVED00E3 0x00E3 RESERVED | |
| RESERVED00E4 0x00E4 RESERVED | |
| RESERVED00E5 0x00E5 RESERVED | |
| RESERVED00E6 0x00E6 RESERVED | |
| RESERVED00E7 0x00E7 RESERVED | |
| RESERVED00E8 0x00E8 RESERVED | |
| RESERVED00E9 0x00E9 RESERVED | |
| RESERVED00EA 0x00EA RESERVED | |
| RESERVED00EB 0x00EB RESERVED | |
| RESERVED00EC 0x00EC RESERVED | |
| RESERVED00ED 0x00ED RESERVED | |
| RESERVED00EE 0x00EE RESERVED | |
| RESERVED00EF 0x00EF RESERVED | |
| B 0x00F0 B-Register | |
| B.B7 7 | |
| B.B6 6 | |
| B.B5 5 | |
| B.B4 4 | |
| B.B3 3 | |
| B.B2 2 | |
| B.B1 1 | |
| B.B0 0 | |
| RESERVED00F1 0x00F1 RESERVED | |
| RESERVED00F2 0x00F2 RESERVED | |
| RESERVED00F3 0x00F3 RESERVED | |
| RESERVED00F4 0x00F4 RESERVED | |
| RESERVED00F5 0x00F5 RESERVED | |
| RESERVED00F6 0x00F6 RESERVED | |
| RESERVED00F7 0x00F7 RESERVED | |
| RESERVED00F8 0x00F8 RESERVED | |
| RESERVED00F9 0x00F9 RESERVED | |
| RESERVED00FA 0x00FA RESERVED | |
| RESERVED00FB 0x00FB RESERVED | |
| RESERVED00FC 0x00FC RESERVED | |
| RESERVED00FD 0x00FD RESERVED | |
| RESERVED00FE 0x00FE RESERVED | |
| RESERVED00FF 0x00FF RESERVED |
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