Instruction/ maintenance manual of the product TMS320 Texas Instruments
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TMS320 SECOND-GENERA TION DIGIT AL SIGNAL PROCESSORS SPRS010B — MA Y 1987 — REVISED NOVEMBER 1990 POST OFFICE BOX 1443 • HOUSTON, TEXAS 77001 1 ADV ANCE INFORMATION concerns new products in the sampling or preproduction phase of development. Characteristic data and other specifications are subject to change without notice.
TMS320 SECOND-GENERA TION DEVICES SPRS010B — MA Y 1987 — REVISED NOVEMBER 1990 POST OFFICE BOX 1443 • HOUSTON, TEXAS 77001 2 PGA AND PLCC/CER-QUAD PIN ASSIGNMENTS FUNCTION PIN FUNCTION PIN FUNCT.
TMS320 SECOND-GENERA TION DEVICES SPRS010B — MA Y 1987 — REVISED NOVEMBER 1990 POST OFFICE BOX 1443 • HOUSTON, TEXAS 77001 3 description The TMS320 family of 16/32-bit single-chip digital signal.
TMS320 SECOND-GENERA TION DEVICES SPRS010B — MA Y 1987 — REVISED NOVEMBER 1990 POST OFFICE BOX 1443 • HOUSTON, TEXAS 77001 4 Key Features: TMS32020 • 200-ns Instruction Cycle Time • 544 Word.
DEVICE RAM ROM/EPROM PROG DA T A TIMER CYCLE TIME (ns) TYP POWER (mW) P ACKAGE TYPE I/O † TMS320 SECOND-GENERA TION DEVICES SPRS010B — MA Y 1987 — REVISED NOVEMBER 1990 POST OFFICE BOX 1443 • .
TMS320 SECOND-GENERA TION DEVICES SPRS010B — MA Y 1987 — REVISED NOVEMBER 1990 POST OFFICE BOX 1443 • HOUSTON, TEXAS 77001 6 functional block diagram (TMS320C2x) Data Bus Data Bus 16 16 16 16 16.
TMS320 SECOND-GENERA TION DEVICES SPRS010B — MA Y 1987 — REVISED NOVEMBER 1990 POST OFFICE BOX 1443 • HOUSTON, TEXAS 77001 7 scaling shifter The TMS320C2x scaling shifter has 16-bit input connected to the data bus and a 32-bit output connected to the ALU.
TMS320 SECOND-GENERA TION DEVICES SPRS010B — MA Y 1987 — REVISED NOVEMBER 1990 POST OFFICE BOX 1443 • HOUSTON, TEXAS 77001 8 Pages 8 -51 1 Interrupts and Reserved (External) External Interrupts .
TMS320 SECOND-GENERA TION DEVICES SPRS010B — MA Y 1987 — REVISED NOVEMBER 1990 POST OFFICE BOX 1443 • HOUSTON, TEXAS 77001 9 interrupts and subroutines The TMS320C2x has three external maskable user interrupts INT2-INT0 , available for external devices that interrupt the processor .
TMS320 SECOND-GENERA TION DEVICES SPRS010B — MA Y 1987 — REVISED NOVEMBER 1990 POST OFFICE BOX 1443 • HOUSTON, TEXAS 77001 10 instruction set The TMS320C2x microprocessor implements a comprehens.
TMS320 SECOND-GENERA TION DEVICES SPRS010B — MA Y 1987 — REVISED NOVEMBER 1990 POST OFFICE BOX 1443 • HOUSTON, TEXAS 77001 11 instruction set summary T able 2 lists the symbols and abbreviations used in T able 3, the TMS320C25 instruction set summary .
S NO. WORDS D DESCRIPTION D D K D D S D S S D D S D S S X D D X S D D D D K D MNEMONIC K INSTRUCTION BIT CODE TMS320C25 SPRS010B — MA Y 1987 — REVISED NOVEMBER 1990 POST OFFICE BOX 1443 • HOUSTON, TEXAS 77001 12 T able 3.
S D D D D D NO. WORDS DESCRIPTION INSTRUCTION BIT CODE MNEMONIC NO. WORDS DESCRIPTION INSTRUCTION BIT CODE MNEMONIC K D R K R D DP R D D R K R CM TMS320C25 SPRS010B — MA Y 1987 — REVISED NOVEMBER 1990 POST OFFICE BOX 1443 • HOUSTON, TEXAS 77001 13 T able 3.
NO. WORDS DESCRIPTION INSTRUCTION BIT CODE MNEMONIC D D D D D D D D D D D D D D D D PM K TMS320C25 SPRS010B — MA Y 1987 — REVISED NOVEMBER 1990 POST OFFICE BOX 1443 • HOUSTON, TEXAS 77001 14 T able 3.
NO. WORDS DESCRIPTION INSTRUCTION BIT CODE MNEMONIC D D D D D D D D D D D D D D D D NO. WORDS DESCRIPTION INSTRUCTION BIT CODE MNEMONIC D D D D D D D PA PA TMS320C25 SPRS010B — MA Y 1987 — REVISED NOVEMBER 1990 POST OFFICE BOX 1443 • HOUSTON, TEXAS 77001 15 T able 3.
D NO. WORDS DESCRIPTION INSTRUCTION BIT CODE MNEMONIC D D D D D D B D D K TMS320C25 SPRS010B — MA Y 1987 — REVISED NOVEMBER 1990 POST OFFICE BOX 1443 • HOUSTON, TEXAS 77001 16 T able 3.
TMS32020 SPRS010B — MA Y 1987 — REVISED NOVEMBER 1990 POST OFFICE BOX 1443 • HOUSTON, TEXAS 77001 17 TMS32020 PRODUCT NOTIFICA TION T exas Instruments has identified an unusual set of circumstan.
TMS320 SECOND-GENERA TION DEVICES SPRS010B — MA Y 1987 — REVISED NOVEMBER 1990 POST OFFICE BOX 1443 • HOUSTON, TEXAS 77001 18 development support T ogether , T exas Instruments and its authorize.
TMS320 SECOND-GENERA TION DEVICES SPRS010B — MA Y 1987 — REVISED NOVEMBER 1990 POST OFFICE BOX 1443 • HOUSTON, TEXAS 77001 19 T able 4. TMS320 Second-Generation Software and Hardware Support SOF.
TMS320 SECOND-GENERA TION DEVICES SPRS010B — MA Y 1987 — REVISED NOVEMBER 1990 POST OFFICE BOX 1443 • HOUSTON, TEXAS 77001 20 documentation support Extensive documentation supports the second-generation TMS320 devices from product announcement through applications development.
High-level input voltage Low-level input voltage V IL V IH TMS32020 SPRS010B — MA Y 1987 — REVISED NOVEMBER 1990 POST OFFICE BOX 1443 • HOUSTON, TEXAS 77001 21 absolute maximum ratings over specified temperature range (unless otherwise noted)† Supply voltage range, V CC ‡ – 0.
TMS32020 SPRS010B — MA Y 1987 — REVISED NOVEMBER 1990 POST OFFICE BOX 1443 • HOUSTON, TEXAS 77001 22 CLOCK CHARACTERISTICS AND TIMING The TMS32020 can use either its internal oscillator or an external frequency source for a clock.
TMS32020 SPRS010B — MA Y 1987 — REVISED NOVEMBER 1990 POST OFFICE BOX 1443 • HOUSTON, TEXAS 77001 23 timing requirements over recommended operating conditions (see Note 3) MIN NOM MAX UNIT t c(C.
TMS32020 SPRS010B — MA Y 1987 — REVISED NOVEMBER 1990 POST OFFICE BOX 1443 • HOUSTON, TEXAS 77001 24 MEMOR Y AND PERIPHERAL INTERF ACE TIMING switching characteristics over recommended operating.
TMS32020 SPRS010B — MA Y 1987 — REVISED NOVEMBER 1990 POST OFFICE BOX 1443 • HOUSTON, TEXAS 77001 25 RS , INT , BIO , AND XF TIMING switching characteristics over recommended operating condition.
TMS32020 SPRS010B — MA Y 1987 — REVISED NOVEMBER 1990 POST OFFICE BOX 1443 • HOUSTON, TEXAS 77001 26 SERIAL PORT TIMING switching characteristics over recommended operating conditions (see Note .
V IL T A Low-level input voltage Operating free-air temperature I CC Low-level input voltage T A = 0 ° C, V CC = MAX, f x = MAX mA TMS320C25, TMS320E25 SPRS010B — MA Y 1987 — REVISED NOVEMBER 199.
TMS320C25, TMS320E25 SPRS010B — MA Y 1987 — REVISED NOVEMBER 1990 POST OFFICE BOX 1443 • HOUSTON, TEXAS 77001 28 CLOCK CHARACTERISTICS AND TIMING The TMS32025 can use either its internal oscillator or an external frequency source for a clock.
TMS320C25, TMS320E25 SPRS010B — MA Y 1987 — REVISED NOVEMBER 1990 POST OFFICE BOX 1443 • HOUSTON, TEXAS 77001 29 timing requirements over recommended operating conditions (see Note 3) MIN NOM MAX UNIT t c(CI) CLKIN cycle time 24.
TMS320C25, TMS320E25 SPRS010B — MA Y 1987 — REVISED NOVEMBER 1990 POST OFFICE BOX 1443 • HOUSTON, TEXAS 77001 30 0.80 V 0.92 V 1.88 V 2.0 V 0 V IH (Min) V IL (Max) (a) Input 0.
TMS320C25, TMS320E25 SPRS010B — MA Y 1987 — REVISED NOVEMBER 1990 POST OFFICE BOX 1443 • HOUSTON, TEXAS 77001 31 RS , INT , BIO , AND XF TIMING switching characteristics over recommended operati.
TMS320C25, TMS320E25 SPRS010B — MA Y 1987 — REVISED NOVEMBER 1990 POST OFFICE BOX 1443 • HOUSTON, TEXAS 77001 32 SERIAL PORT TIMING switching characteristics over recommended operating condition.
TMS320E25 SPRS010B — MA Y 1987 — REVISED NOVEMBER 1990 POST OFFICE BOX 1443 • HOUSTON, TEXAS 77001 33 EPROM PROGRAMMING absolute maximum ratings over specified temperature range (unless otherwise noted) † Supply voltage range, V PP ‡ – 0.6 V to 15 V .
I CC T A = 0 ° C, V CC = MAX, f x = MAX mA Supply current TMS320C25-50 SPRS010B — MA Y 1987 — REVISED NOVEMBER 1990 POST OFFICE BOX 1443 • HOUSTON, TEXAS 77001 34 absolute maximum ratings over specified temperature range (unless otherwise noted) † Supply voltage range, V CC ‡ – 0.
TMS320C25-50 SPRS010B — MA Y 1987 — REVISED NOVEMBER 1990 POST OFFICE BOX 1443 • HOUSTON, TEXAS 77001 35 CLOCK CHARACTERISTICS AND TIMING The TMS320C25-50 can use either its internal oscillator or an external frequency source for a clock. internal clock option The internal oscillator is enabled by connecting a crystal across X1 and X2, CLKIN.
TMS320C25-50 SPRS010B — MA Y 1987 — REVISED NOVEMBER 1990 POST OFFICE BOX 1443 • HOUSTON, TEXAS 77001 36 +5 V f crystal 4.7 k Ω 10 k Ω 74HC04 F1 1 CLKIN 47 pF 74AS04 10 k Ω C = 20 pF 0.1 µ F L TMS320C25 TMS320C25 TMS320C25-50 TMS320E25 40.
TMS320C25-50 SPRS010B — MA Y 1987 — REVISED NOVEMBER 1990 POST OFFICE BOX 1443 • HOUSTON, TEXAS 77001 37 MEMOR Y AND PERIPHERAL INTERF ACE TIMING switching characteristics over recommended opera.
TMS320C25-50 SPRS010B — MA Y 1987 — REVISED NOVEMBER 1990 POST OFFICE BOX 1443 • HOUSTON, TEXAS 77001 38 RS , INT , BIO , AND XF TIMING switching characteristics over recommended operating condi.
P ARAMETER UNIT TMS320C25-50 SPRS010B — MA Y 1987 — REVISED NOVEMBER 1990 POST OFFICE BOX 1443 • HOUSTON, TEXAS 77001 39 SERIAL PORT TIMING switching characteristics over recommended operating c.
P ARAMETER UNIT P ARAMETER UNIT P ARAMETER UNIT P ARAMETER UNIT TMS320C25-50 SPRS010B — MA Y 1987 — REVISED NOVEMBER 1990 POST OFFICE BOX 1443 • HOUSTON, TEXAS 77001 40 memory and peripheral int.
TMS320 SECOND-GENERA TION DEVICES SPRS010B — MA Y 1987 — REVISED NOVEMBER 1990 POST OFFICE BOX 1443 • HOUSTON, TEXAS 77001 41 TIMING DIAGRAMS This section contains all the timing diagrams for the TMS320 second-generation devices. Refer to the top corner of page for the specific device.
TMS320 SECOND-GENERA TION DEVICES SPRS010B — MA Y 1987 — REVISED NOVEMBER 1990 POST OFFICE BOX 1443 • HOUSTON, TEXAS 77001 42 memory read timing CLKOUT1 CLKOUT2 STRB A15-A0, BR , PS , DS or IS R.
TMS320 SECOND-GENERA TION DEVICES SPRS010B — MA Y 1987 — REVISED NOVEMBER 1990 POST OFFICE BOX 1443 • HOUSTON, TEXAS 77001 43 memory write timing CLKOUT1 CLKOUT2 STRB A15-A0, BR , PS , DS or IS .
TMS320 SECOND-GENERA TION DEVICES SPRS010B — MA Y 1987 — REVISED NOVEMBER 1990 POST OFFICE BOX 1443 • HOUSTON, TEXAS 77001 44 one wait-state memory access timing CLKOUT1 CLKOUT2 STRB A15-A0, BR,.
TMS320 SECOND-GENERA TION DEVICES SPRS010B — MA Y 1987 — REVISED NOVEMBER 1990 POST OFFICE BOX 1443 • HOUSTON, TEXAS 77001 45 reset timing CLKOUT1 RS A15-A0 D15-D0 PS STRB Control Signals † IA.
TMS320 SECOND-GENERA TION DEVICES SPRS010B — MA Y 1987 — REVISED NOVEMBER 1990 POST OFFICE BOX 1443 • HOUSTON, TEXAS 77001 46 interrupt timing (TMS32020) CLKOUT1 STRB INT2-INT0 A15-A0 IACK FETCH.
TMS320 SECOND-GENERA TION DEVICES SPRS010B — MA Y 1987 — REVISED NOVEMBER 1990 POST OFFICE BOX 1443 • HOUSTON, TEXAS 77001 47 serial port receive timing t c(SCK) t w(SCK) t w(SCK) t f(SCK) t h(D.
TMS32020 SPRS010B — MA Y 1987 — REVISED NOVEMBER 1990 POST OFFICE BOX 1443 • HOUSTON, TEXAS 77001 48 BIO timing CLKOUT1 STRB A15-A0 BIO FETCH BIOZ t su(IN) t h(IN) FETCH Branch Address FETCH Nex.
TMS320C25 SPRS010B — MA Y 1987 — REVISED NOVEMBER 1990 POST OFFICE BOX 1443 • HOUSTON, TEXAS 77001 49 BIO timing CLKOUT1 STRB A15-A0 BIO FETCH BIOZ t su(IN) t h(IN) FETCH Next Instruction PC = N.
TMS32020 SPRS010B — MA Y 1987 — REVISED NOVEMBER 1990 POST OFFICE BOX 1443 • HOUSTON, TEXAS 77001 50 HOLD timing (part A) CLKOUT1 CLKOUT2 STRB HOLD A15-A0 PS , DS , or IS R/W D15-D0 HOLDA FETCH .
TMS32020 SPRS010B — MA Y 1987 — REVISED NOVEMBER 1990 POST OFFICE BOX 1443 • HOUSTON, TEXAS 77001 51 HOLD timing (part B) CLKOUT1 CLKOUT2 STRB HOLD A15-A0 PS , DS , or IS R/W D15-D0 HOLDA FETCH .
TMS320C25 SPRS010B — MA Y 1987 — REVISED NOVEMBER 1990 POST OFFICE BOX 1443 • HOUSTON, TEXAS 77001 52 HOLD timing (part A) CLKOUT1 CLKOUT2 STRB HOLD A15-A0 PS , DS , or IS R/W D15-D0 HOLDA FETCH.
TMS320C25 SPRS010B — MA Y 1987 — REVISED NOVEMBER 1990 POST OFFICE BOX 1443 • HOUSTON, TEXAS 77001 53 HOLD timing (part B) CLKOUT1 CLKOUT2 STRB HOLD PS , DS , or IS R/W D15-D0 HOLDA A15-A0 FETCH.
TMS320 SECOND-GENERA TION DEVICES SPRS010B — MA Y 1987 — REVISED NOVEMBER 1990 POST OFFICE BOX 1443 • HOUSTON, TEXAS 77001 54 TYPICAL SUPPL Y CURRENT CHARACTERISTICS FOR TMS320C25 170 160 150 14.
TMS320 SECOND-GENERA TION DEVICES SPRS010B — MA Y 1987 — REVISED NOVEMBER 1990 POST OFFICE BOX 1443 • HOUSTON, TEXAS 77001 55 MECHANICAL DA T A 68-pin GB grid array ceramic package (TMS32020, TMS320C25) ALL LINEAR DIMENSIONS ARE IN MILLIMETERS AND P ARENTHETICALL Y IN INCHES 28,448 (1.
TMS320C25 TMS320C25-50 SPRS010B — MA Y 1987 — REVISED NOVEMBER 1990 POST OFFICE BOX 1443 • HOUSTON, TEXAS 77001 56 68-lead plastic leaded chip carrier package (TMS320C25 and TMS320C25-50) ALL LINEAR DIMENSIONS ARE IN MILLIMETERS AND P ARENTHETICALL Y IN INCHES 25,27 (0.
ALL LINEAR DIMENSIONS ARE IN MILLIMETERS AND P ARENTHETICALL Y IN INCHES R θ JA Junction-to-free-air thermal resistance 49 ° C/W R θ JC Junction-to-case thermal resistance 8 ° C/W P ARAMETER MAX UNIT Thermal Resistance Characteristics (see Note 1) A (see Note 2) B B A (see Note 2) 1,02 (0.
TMS320E25 SPRS010B — MA Y 1987 — REVISED NOVEMBER 1990 POST OFFICE BOX 1443 • HOUSTON, TEXAS 77001 58 programming the TMS320E25 EPROM cell The TMS320E25 includes a 4K × 16-bit EPROM, implemented from an industry-standard EPROM cell, to perform prototyping and early field testing and to achieve low-volume production.
Pin Nomenclature (TMS320E25) TMS320E25 SPRS010B — MA Y 1987 — REVISED NOVEMBER 1990 POST OFFICE BOX 1443 • HOUSTON, TEXAS 77001 59 Figure 9 shows the wiring conversion to program the TMS320E25 using the 28-pin pinout of the TMS27C64. The pin nomenclature table provides a description of the TMS27C64 pins.
TMS320E25 SPRS010B — MA Y 1987 — REVISED NOVEMBER 1990 POST OFFICE BOX 1443 • HOUSTON, TEXAS 77001 60 T able 5 shows the programming levels required for programming, verifying and reading the EPROM cell. The paragraphs following the table describe the function of each programming level.
TMS320E25 SPRS010B — MA Y 1987 — REVISED NOVEMBER 1990 POST OFFICE BOX 1443 • HOUSTON, TEXAS 77001 61 program verify Programmed bits may be verified with V PP = 12.5 V when G = V IL , E = V IL , and PGM = V IH . Figure 1 1 shows the timing for the program and verify operation.
TMS320E25 SPRS010B — MA Y 1987 — REVISED NOVEMBER 1990 POST OFFICE BOX 1443 • HOUSTON, TEXAS 77001 62 Address Stable Address N + 1 Data In Stable Data Out V alid HI-Z Program V erify V IH V IL V IH /V OH V IL /V OL V PP V CC V CC + 1 V CC V IH V IL V IH V IL V IH V IL A12-A0 Q8-Q1 V PP V CC E PGM G Figure 1 1.
TMS320E25 SPRS010B — MA Y 1987 — REVISED NOVEMBER 1990 POST OFFICE BOX 1443 • HOUSTON, TEXAS 77001 63 T able 6. TMS320E25 Protect and V erify EPROM Mode Levels SIGNAL † TMS320E25 PIN TMS27C64 .
TMS320E25 SPRS010B — MA Y 1987 — REVISED NOVEMBER 1990 POST OFFICE BOX 1443 • HOUSTON, TEXAS 77001 64 Start X = 0 V erify RBIT Device Passed X = 25? Fail No Pass EPROM Protect Setup Program One .
TMS320E25 SPRS010B — MA Y 1987 — REVISED NOVEMBER 1990 POST OFFICE BOX 1443 • HOUSTON, TEXAS 77001 65 Protect V erify V PP V CC V IH /V OH V IL /V OL V IH V IL V IH V IL V CC + 1 V CC V PP V SS V IH V IL A4 Q8 V PP V CC E G V IH V IL V IH V IL A6 EPT PGM HI-Z HI-Z HI-Z Figure 13.
INDEX TMS320 SECOND-GENERA TION DEVICES SPRS010B — MA Y 1987 — REVISED NOVEMBER 1990 POST OFFICE BOX 1443 • HOUSTON, TEXAS 77001 66 ADV ANCE INFORMA TION.
NIL NIL NIL SPRS010B — MA Y 1987 — REVISED NOVEMBER 1990 POST OFFICE BOX 1443 • HOUSTON, TEXAS 77001 67 accumulator 5 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . adapter socket 58 . . . . . . . . . . . . . . . . . . . . . . . .
PACKAGING INFORMATION Orderable Device Status (1) Package Type Package Drawing Pins Package Qty Eco Plan (2) Lead/Ball Finish MSL Peak Temp (3) TMS320C25FNA NRND PLCC FN 68 18 Green (RoHS & no Sb/.
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