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C501 Datasheet(PDF) 17 Page - Infineon Technologies AG |
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C501 Datasheet(HTML) 17 Page - Infineon Technologies AG |
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17 / 48 page ![]() Semiconductor Group 17 1997-04-01 C501 Table 2 Special Function Registers - Functional Blocks Block Symbol Name Address Contents after Reset CPU ACC B DPH DPL PSW SP Accumulator B-Register Data Pointer, High Byte Data Pointer, Low Byte Program Status Word Register Stack Pointer E0H 1) F0H 1) 83H 82H D0H 1) 81H 00H 00H 00H 00H 00H 07H Interrupt System IE IP Interrupt Enable Register Interrupt Priority Register A8H 1) B8H 1) 0X000000B 3) XX000000B 3) Ports P0 P1 P2 P3 Port 0 Port 1 Port 2 Port 3 80H 1) 90H 1) A0H 1) B0H 1) FFH FFH FFH FFH Serial Channel PCON 2) SBUF SCON Power Control Register Serial Channel Buffer Register Serial Channel Control Register 87H 99H 98H 1) 0XXX0000B 3) XXH 3) 00H Timer 0 / Timer 1 TCON TH0 TH1 TL0 TL1 TMOD Timer 0/1 Control Register Timer 0, High Byte Timer 1, High Byte Timer 0, Low Byte Timer 1, Low Byte Timer Mode Register 88H 1) 8CH 8DH 8AH 8BH 89H 00H 00H 00H 00H 00H 00H Timer 2 T2CON T2MOD RC2H RC2L TH2 TL2 Timer 2 Control Register Timer 2 Mode Register Timer 2 Reload/Capture Register, High Byte Timer 2 Reload/Capture Register, Low Byt Timer 2 High Byte Timer 2 Low Byte C8H 1) C9H CBH CAH CDH CCH 00H XXXXXXX0B 3) 00H 00H 00H 00H Pow. Sav. Modes PCON 2) Power Control Register 87H 0XXX0000B 3) 1) Bit-addressable special function registers 2) This special function register is listed repeatedly since some bits of it also belong to other functional blocks. 3) “X“ means that the value is undefined and the location is reserved |
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