mp3的制作:
2、Control tools (Jul 2, '00)
材料清单Item Part Number Part value Qty Mfr. Description---- ----------- -------------- --- ---------- ----------------------------1 U1 AT90S8515 1 Atmel AVR micro-controller2 U2 PST600J 1 Mitsumi Reset generator3 U3 MAS3507D 1 Micronas MP3 decoder4 U4 DAC3550A 1 Micronas Audio D/A converter5 Q1 2SA1300 1 Toshiba Low saturation, high hfe---- ----------- -------------- --- ---------- ----------------------------6 Q2,Q3,Q4 RN1205 3 Toshiba With built-in resisters7 D1 1GWJ42 1 Toshiba Typical shottky diode8 D2,D3,D4 1SS319 3 Toshiba Typical swiching diode9 D5 NSPG320BS 1 Nichia Super high bright10 Y1 CST6.00MGW 1 Murata Ceramic resonator w/caps---- ----------- -------------- --- ---------- ----------------------------11 Y2 14.725MHz 1 Crystal resonator12 C1 470uF 1 Alminium13 C2 330uF 1 Low ESR, OS-CON14 C3,C4,C7 4.7uF 3 Tantalum15 C5,C6 220uF 2 Alminium---- ----------- -------------- --- ---------- ----------------------------16 C8,C12,C18, 100nF 6 Chip sized ceramic C19,C20,C2117 C9,C10 470pF 2 Chip sized ceramic18 C15,C16,C11 1nF 3 Chip sized ceramic19 C17 10nF 1 Chip sized ceramic20 C13,C14 22pF 2 Chip sized ceramic---- ----------- -------------- --- ---------- ----------------------------21 L1 22uH (1A) 1 Low resistance22 L2,L3 10uH 2 Axial leaded23 R1,R4,R5,R6, 10k 14 Chip sized R7,R8,R9, R10,R14,R16, R17,R18,R19, R2824 R2 300 1 Chip sized25 R3,R12,R26 100k 3 Chip sized---- ----------- -------------- --- ---------- ----------------------------26 R11 18k 1 Chip sized27 R15 3.3k 1 Chip sized28 R20,R21,R24, 1.5k 5 Chip sized R25,R3029 R13 680 1 Chip sized30 R27 68k 1 Chip sized---- ----------- -------------- --- ---------- ----------------------------31 R22,R23 47 2 Chip sized32 SW1,SW2,SW3, B3F-3100 6 Omron Push button switch SW4,SW5,SW633 P1 HEC3300-01-020 1 Hoshiden DC jack (Voltage class 1)34 P2 22pin header 135 P3 HSJ0887-01-510 1 Hoshiden 3.5Dia stereo jack---- ----------- -------------- --- ---------- ----------------------------36 P4 6pin header 137 P5 B2B-EH 1 JST 38 CN015R-3113-0 1 Yamaichi SmartMedia socket39 Battery Box 1
firmware .zip (54.96 KB) 
