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R5F21144DSP Datasheet(PDF) 5 Page - Renesas Technology Corp |
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R5F21144DSP Datasheet(HTML) 5 Page - Renesas Technology Corp |
5 / 277 page A - 1 SFR Page Reference B - 1 1. Overview 1 1.1 Applications .................................................................................................1 1.2 Performance Overview................................................................................2 1.3 Block Diagram .............................................................................................4 1.4 Product Information .....................................................................................5 1.5 Pin Assignments..........................................................................................7 1.6 Pin Description ............................................................................................8 2. Central Processing Unit (CPU) 10 2.1 Data Registers (R0, R1, R2 and R3).........................................................11 2.2 Address Registers (A0 and A1).................................................................11 2.3 Frame Base Register (FB) ........................................................................11 2.4 Interrupt Table Register (INTB) .................................................................11 2.5 Program Counter (PC) ..............................................................................11 2.6 User Stack Pointer (USP) and Interrupt Stack Pointer (ISP).....................11 2.7 Static Base Register (SB)..........................................................................11 2.8 Flag Register (FLG)...................................................................................11 2.8.1 Carry Flag (C).....................................................................................11 2.8.2 Debug Flag (D) ...................................................................................11 2.8.3 Zero Flag (Z).......................................................................................11 2.8.4 Sign Flag (S).......................................................................................11 2.8.5 Register Bank Select Flag (B) ............................................................11 2.8.6 Overflow Flag (O) ...............................................................................11 2.8.7 Interrupt Enable Flag (I Flag)..............................................................12 2.8.8 Stack Pointer Select Flag (U Flag) .....................................................12 2.8.9 Processor Interrupt Priority Level (IPL) ..............................................12 2.8.10 Reserved Bit .......................................................................................12 3. Memory 13 3.1 R8C/14 Group ...........................................................................................13 3.2 R8C/15 Group ...........................................................................................14 Table of Contents |
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