CM120 C-Media Electronics, Inc., CM120 Datasheet
CM120
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CM120 Summary of contents
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CM-120 USB 7-in-1 Combo Card Reader Controller VP Project Leader Eric Cheng Yuen-Hsu Lu TEL: 886-2-8773-1100 FAX: 886-2-8773-2211 6F, 100, Sec. 4, Civil Boulevard, Taipei, Taiwan 106, R.O.C. For detailed product information, please contact Best USB 7-in-1 Combo Card-Reader Controller ...
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... Third-party brands and names are the property of their respective owners. Copyright 2002-2003 © C-Media Electronics Inc. *C-Media reserves the right to modify the specifications without further Date: 09/09/2003 USB 7-in-1 Combo Card Reader Controller NOTICES STORAGE AND RETRIEVAL - 1 - CM120 SYSTEMS, WITHOUT notice. Version: 1.3 ...
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... USB host controller port. Plug and Play CM120 provides friendly plug and play function, and by using the select pin the power can be switched between usb bus power (500mA) or self power (100mA). It only takes one 12MHz crystal input to provide provides internal 48MHz PLL frequency for USB system operation ...
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... SPI mode chip select output I_S/P_L USB self power enable O Power Save for external Device low active I_S/P_L HID enable I_S/P_H System reset input low active P Digital POWER 3.3V B/P_L GPIO data bus [0:7] B/P_L Memory Stick power enable low active - 3 - CM120 Version: 1.3 ...
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... Secure Digital power enable low active B/P_L CF/Microdrive access LED display B/P_L SD/MMC access LED display B/P_L SmartMedia / xD access LED display B/P_L MemoryStick access LED display B/P_L USB access LED display P USB Analog GND A/B USB data plus A/B USB data minus - 4 - CM120 Version: 1.3 ...
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... P_L : Internal pull low 4. P_H : Internal pull high Analog PAD Date: 09/09/2003 USB 7-in-1 Combo Card Reader Controller Figure 1. Pin Assignments (Top View CM120 Version: 1.3 ...
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... CM120 7-in-1 USB combo card reader is designed according to the Universal Serial BUS(USB) Mass Storage Class specifications, capable of managing the file access and file format, dead lock avoidance, card detection, write protection, ECC corecation and detection, custiomized icon name and LED display in PC environment. It includes: File Management: file read/write, file delete, file copy, file execution and format. Dead Locking Avoidance： ...
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... Block diagram of CM120 Date: 09/09/2003 USB 7-in-1 Combo Card Reader Controller Figure 2：Block Diagram Of CM120 - 7 - CM120 Version: 1.3 ...
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... ORDERING INFORMATION Model Number Package CM120 100-Pin QFP Outline of Dimensions Dimensions shown in inches and (mm) 100 Pin QFP Figure 3：Mechanical Dimension of CM120 Date: 09/09/2003 USB 7-in-1 Combo Card Reader Controller Operating Ambient Temperature + CM120 Supply Range DVdd =3.3V, AVdd = 3.3V Version: 1.3 ...
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... Pin LQFP Figure 3.1：Mechanical Dimension of CM120L Date: 09/09/2003 USB 7-in-1 Combo Card Reader Controller - 9 - CM120 Version: 1.3 ...
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... AC TIMING CHARACTERISTICS 5.1 POWER ON RESET 5.2 SYSTEM RESET 5.3 CLOCKS 5.4 COMPACT FLASH TIMING 5.5 SECURE DIGITAL TIMING 5.6 SMARTMEDIA TIMING 5.7 XD TIMING 5.8 MEMORYSTICK TIMING 6. REFERENCES Date: 09/09/2003 USB 7-in-1 Combo Card Reader Controller TABLE OF CONTENTS - 10 - CM120 ...
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... Figure 1：Pin Assignments (Top View) Figure 2：Block Diagram Of CM120 Figure 3：Mechanical Dimension of CM120 Figure 3：Mechanical Dimension of CM120 Figure 4：CM120 block diagram Figure 5：CpmpactFlash Storage Card Block Diagram Figure 6：”no response” and “no data” operations Figure 7：Command token format Figure 8： ...
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... Table 2：CF/Microdrive Signal List Table 3：SD/MMC Signal List Table 4：SM Signal List Table 5：MS Signal List Table 6：Power and Ground Signal of CM120 Table 7：CF True IDE Mode I/O Decoding Table 8：Clocks Table 9：True IDE Mode I/O Input (Read) Timing Table 10：True IDE Mode I/O Output (Write) Timing Table 11： ...
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... XTAL1 XTAL2 XSELFPWR XPDN XENHID XRSTN XSP_CLK XSP_DI XSP_DO XSP_CS XGPIO[7:0] 3.2 CF & Microdrive I/O SIGNALS These signals connect CM120 to analog sources and sinks, including microphones and speakers. Signal Name XCF_SA[2:0] XCF_IORN XCF_IOWN XCF_CS[1:0]N XCF_DETN XCF_DATA[15:0] XCF_RSTN XCF_PWR_EN XCF_LED Date: 09/09/2003 USB 7-in-1 Combo Card Reader Controller Table 1： ...
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... write protect output power enable output LED output Table 5：MS Signal List Type I clock output O MS bus state output I MS card detect input O MS power enable output O MS LED output - 14 - CM120 Description Description Description MS data bus Version: 1.3 ...
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... VDD6 VSS1 VSS2 VSS3 VSS4 VSS5 VSS6 VSS7 XUSBGND AVCC AVSS Date: 09/09/2003 USB 7-in-1 Combo Card Reader Controller Table 6：Power and Ground Signal of CM120 Type P Digital power Vdd = 3.3V P Digital power Vdd = 3.3V P Digital power Vdd = 3.3V P Digital power Vdd = 3.3V P Digital power Vdd = 3.3V P Digital power Vdd = 3.3V ...
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... System All USB device command/status information intertransmit data over USB bus with four signals (D+, D-, VBUS, GND) cable. The system interface of the signals connecting the CM120 is shown in Figure 1. It includes clock generator, reset, processor, risc, fifo control, data memory, CF/Microdrive interface, SmartMedia interface, SD/MMC interface, Memory Stick interface, SPI and GPIO. ...
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... IDE Mode. The I/O read/write timing can be referenced on CF+ & CF SPECIFICATION REV. 1.4 . The I/O decoding method is listed in table obvious that the figure 8 is the read status cycle, and the figure 9 is the write data cycle. Date: 09/09/2003 USB 7-in-1 Combo Card Reader Controller - 17 - CM120 Version: 1.3 ...
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... Figure 6:”no response” and “no data” operations - 18 - CXF_IOWN=0 RD DATA WR DATA ERROR REGISTER FEATURES SECTOR COUNT SECTOR COUNT SECTOR NO. SECTOR NO. CYLINDER LOW CYLINDER LOW CYLINDER HIGH CYLINDER HIGH SELECT CARD/HEAD SELECT CARD/HEAD STATUS COMMAND ALL STATUS DEVICE CONTROL DRIVE ADDRESS RESERVED CM120 Version: 1.3 ...
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... Figure 9: Timing of multiple block read command and stop command, read status command Date: 09/09/2003 USB 7-in-1 Combo Card Reader Controller Figure 7: Command token format Figure 8:Response token format - 19 - CM120 Version: 1.3 ...
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... Figure 10: Timing of multiple block write command and stop command received after last data block programming, and the latter is the read status command 4 INTERFACE PROTOCOL The Smart Media / streams, corresponding to the complex bundles of all digital data targeting the CM120 , and control registers. Date: 09/09/2003 USB 7-in-1 Combo Card Reader Controller ...
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... Date: 09/09/2003 USB 7-in-1 Combo Card Reader Controller Figure 11.1: xD Card - 21 - CM120 Version: 1.3 ...
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... Interface Timing Diagram Example (Smart Media / xD Card) Figure 13: SM/xD Card Auto Page Program Timing Date: 09/09/2003 USB 7-in-1 Combo Card Reader Controller Figure 12: SM/xD Card Sequential Read Timing - 22 - CM120 Version: 1.3 ...
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... Date: 09/09/2003 USB 7-in-1 Combo Card Reader Controller Figure 14: SM/xD Card Auto Block Erase Timing Figure 15: SM/xD Card ID Read Timing - 23 - CM120 Version: 1.3 ...
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... On the second page or the later, all data in the main and redundant sections are output using Read commands (1) and (2). Only the redundant section is output using Read command (3). The sequential Read Mode can be used only within a single block. Date: 09/09/2003 USB 7-in-1 Combo Card Reader Controller Figure 16: SM/xD Card Reset Timing Figure 17: Sequential Read - 24 - CM120 Version: 1.3 ...
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... MS INTERFACE PROTOCOL Pin No Date: 09/09/2003 USB 7-in-1 Combo Card Reader Controller Pin Assignment Pin Name VSS BS VCC DIO Reserve INS Reserve SCLK VCC VSS - 25 - CM120 Reverse side of the card Version: 1.3 ...
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... CRC data. After all is done, both sides will return to BS0 stage and wait for another command or interruption. Date: 09/09/2003 USB 7-in-1 Combo Card Reader Controller Serial Interface for Memory Stick: Figure 18: MS Serial Interface Block Diagram Figure 19: MS Read Protocol - 26 - CM120 Version: 1.3 ...
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... The CM120 can be placed in the low power mode by host-issued suspend mode. Both crystal and PLL will turn off the power, and be held at a logic low power level. The CM120 USB device controller can wake up host resume signal when DP goes to low state. ...
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... AVdd = 5.0V ± 5% ,DVdd = 3.3V ± 5%, AVss=DVss+0V; 50pF external load) ambient 5.1 POWER-ON RESET Power Reset # 5.2 SYSTEM RESET Reset # 5.3 CLOCKS Date: 09/09/2003 USB 7-in-1 Combo Card Reader Controller T clk 1 ms Figure 22: Power-On Reset Timing Diagram Figure 23. System Reset Figure 24: CLK Timing Diagram - 28 - CM120 Version: 1.3 ...
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... Clocks Table 8： Symbol Tclk_period Tclk_high Tclk_low Table 9：True IDE Mode I/O Input (Read) Timing Symbol td(IORD) th(IORD) tw(IORD) tsuA(IORD) thA(IORD) tsuCE(IORD) thCE(IORD) tdfIOIS16(ADR) tAVISL tdrIOIS16(ADR) tAVISH Figure 25: True IDE Mode I/O Read Timing Diagram - 29 - CM120 Min Typ Max - 750 36 41 41.5 45 IEEE Symbol Min ns ...
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... Figure 26: True IDE Mode I/O Write Timing Diagram Date: 09/09/2003 USB 7-in-1 Combo Card Reader Controller Table 10：True IDE Mode I/O Output (Write) Timing Symbol tsu(IOWR) th(IOWR) tw(IOWR) tsuA(IOWR) thA(IOWR) tsuCE(IOWR) thCE(IOWR) tdfIOIS16(ADR) tAVISL tdrIOIS16(ADR) tAVISH - 30 - CM120 IEEE Symbol Min ns. tDVIWH 60 tIWHDX 30 tIWLIWH 165 tAVIWL 70 tIWHAX 20 tELIWL 5 ...
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... USB 7-in-1 Combo Card Reader Controller Figure 27 : SD/MMC bus signal levels Table 11: SD/MMC bus I/O Signal Voltages Symbol Min Max. VOH 0.75*V DD VOL 0.125*V V1H 0.625 V1L VSS-0.3 0.25 Unit Conditions V 1 =-100µ =-100µ +0 CM120 min DD min DD Version: 1.3 ...
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... TLH t THL Table 13：AC Characteristics Parameter - 32 - CM120 Max. Unit Remark CL ≤ 250 cards ) ns CL ≤ 250 cards ) ≤ 250 cards ) ≤ 250 cards ) ns CL ≤ 250 cards ) ns CL ≤ 250 cards ) ...
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... Last -RE High to Busy(at Sequential Read -CE High to Ready CRY Note): The length of the period between -CE High and Ready depends on the pull-up resistance at the Ready/-Busy terminal. Date: 09/09/2003 USB 7-in-1 Combo Card Reader Controller Parameter (Note CM120 Min. Max. Unit ...
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... Cell to Register) t Device Resetting Time rst (Program/Erase/Read) (Note): For details, see each company’s technical data. Date: 09/09/2003 USB 7-in-1 Combo Card Reader Controller Table 14：Parameter Parameter Program Erase Read - 34 - CM120 1MB to 128MB Unit Typ. Max 400 ms μs - 100 μs ...
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... Timing 5.7.1 AC Characteristics Date: 09/09/2003 USB 7-in-1 Combo Card Reader Controller - 35 - CM120 Version: 1.3 ...
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... USB 7-in-1 Combo Card Reader Controller Table 15 : ATE Test Mode Timing Standards Parameter Min Cycle 50 H Pulse Time 15 L Pulse Time 15 Rise Time Fall Time Setup Time 5 Hold Time 5 Setup Time 5 Hold Time 5 Output Delay - 36 - CM120 Unit Max Version: 1.3 ...
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... REFERENCES C-MEDIA ELECTRONICS INC. 6F., 100, Sec. 4, Civil Boulevard, Taipei, Taiwan 106 R.O.C. TEL:886-2-8773-1100 FAX:886-2-8773-2211 E-mail：sales@cmedia.com.tw URL：http://www.cmedia.com.tw Date: 09/09/2003 USB 7-in-1 Combo Card Reader Controller －End of Specifications－ CM120 Version: 1.3 ...