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SM320C26B Datasheet(PDF) 5 Page - Texas Instruments |
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SM320C26B Datasheet(HTML) 5 Page - Texas Instruments |
5 / 42 page RSR(16) XSR(16) DRR(16) DXR(16) TIM(16) PRD(16) IMR(6) GREG(8) QIR(16) IR(16) ST0(16) ST1(16) RPTC(8) IFR(6) MUX MUX MUX MUX MUX MUX MUX MUX MUX MUX MUX PROGRAM BUS 16 16 16 6 8 16 DR CLKR FSR DX CLKX FSX 16 16 16 16 16 16 16 16 16 16 16 16 16 16 16 16 16 16 16 16 32 32 32 32 32 16 16 16 16 16 16 16 16 16 16 16 7 LSB FROM IR 9 16 16 16 16 3 3 3 3 16 16 16 16 3 16 PC(16) STACK (8 - 16) ADDRESS PROGRAM ROM (256 x 16) INSTRUCTION PFC(16) MCS(16) ARP(3) ARS(3) DATA RAM (32 x 16) BLOCK B2 DATA/PROG RAM (512 x 16) BLOCK B3 DATA/PROG RAM (512 x 16) BLOCK B1 DATA/PROG RAM (512 x 16) BLOCK B0 SHIFTERS (0–7) C ACCH(16) ACCL(16) ALU(32) SHIFTER (6.0.1.4) TR(16) MULTIPLIER PR(32) SHIFTER(0–16) DP(9) AR0(16) AR1(16) AR2(16) AR3(16) AR4(16) AR5(16) AR6(16) AR7(16) ARAU(16) DATA BUS R/W STRB READY BR XF HOLD HOLDA MSC BIO RS IACK MP/MC INT(2-0) A15–A0 D15–D0 PROGRAM BUS DATA BUS 16 LEGEND: ACCH = Accumulator high ACCL = Accumulator low ALU = Arithmetic logic unit ARAU = Auxiliary register arithmetic unit ARS = Auxiliary register pointer buffer ARP = Auxiliary register pointer DP = Data memory page pointer DRR = Serial port data receive register DXR = Serial port data trademark register IFR = Interrupt flag register IMR = Interrupt mask register IR = Instruction register MCS = Microcall stack QIR = Queue instruction register PR = Product register PRD = Product register for timer TIM = Timer TR = Temporary register PC = Program counter PFC = Prefetch counter RPTC = Repeat instruction counter GREG = Global memory allocation register RSR = Serial port receive shift register XSR = Serial port to transmit shift register AR0–AR7 = Auxiliary registers ST0, ST1 = Status registers C = Carry bit 32 9 SM320C26B www.ti.com SGUS069A – NOVEMBER 2012 – REVISED NOVEMBER 2012 3 Functional Overview Figure 3-1. Functional Block Diagram Copyright © 2012, Texas Instruments Incorporated Functional Overview 5 Submit Documentation Feedback Product Folder Links: SM320C26B |
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