APR6016 Aplus Integrated circuits Inc., APR6016 Datasheet
APR6016
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APR6016 Summary of contents
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... SPI interface that allows a microcontroller to manage message recording and playback. This flexible arrangement allows for the widest variety of messaging options. The APR6016 is ideal for use in cellular and cordless phones, telephone answering devices, personal digital assistants, personal voice ecorders,and voice pagers. ...
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... SPI control and hand shaking signals are routed to the Master Control Circuit. This circuit decodes all the SPI signals and generates all the internal control signals. It also contains the status register used for examining the current status of the APR6016. 2 TEL : 886-2-2782-9266 ver1.2 ...
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... Handshaking Signals Sending Commands to the Device This section describes the process of sending OpCodes to the APR6016. All OpCodes are sent in the same way with the exception of the DIG_ WRITE and DIG_READ commands The DIG_ WRITE and DIG_READ commands are described in the Writing Digital Data and Reading Digital Data sections that follow ...
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... INTEGRATED CIRCUITS INC.-- http://www.aplusinc.com.tw APR6016 4 TEL : 886-2-2782-9266 ver1.2 ...
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... The name of the OpCode appears in the left hand column. The following two columns represent the actual binary information contained in the 20 bit data stream. Some commands have limits on which command can follow them. These limits are shown Table 2 APR6016 Operational Codes Instruction OpCode Name (5bit) ...
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... A0] bits according to the following binary values APR6016 Follow Summary Starts a record operation from the sector address specified. Starts a record operation from the current sector address. Erases all data contained in specified sector. You must not erase a sector before recording voice signals into it ...
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... STOP_PWDN command is received. For more information see the section entitled Recording Audio Data. http://www.aplusinc.com.tw APR6016 T he DIG_ERASE command erases all data Contained in the sector specified. Erase should not be done before recording voice signals into a sector. Erase must be done before storing digital data in a sector ...
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... The Overflow flag is set overflow has not occurred. This flag is cleared http://www.aplusinc.com.tw APR6016 types of data streams: Device status, Silicon ID and user stored data.Device status and silicon ID are described in the next two sections. Retrieval of user ...
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... The following five bits represent the product family. The APRXX product family code is binary 01000 as shown in Figure 10. The next four bits represent the device code. The APR6016 device code is binary 0010 as shown in Figure 10. The last seven bits are random data and should be ignored ...
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... These bits will not be stored in the array and must be considered don't care bits. http://www.aplusinc.com.tw APR6016 Immediately following the four buffer bits should be the data that you wish to store. All 3004 bits must be stored.Four additional buffer bits must be clocked into the device following the stored data ...
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... There are four random don't care bits following the 3004 bits of user data. http://www.aplusinc.com.tw APR6016 An incomplete read of the sector is allowed. An incomplete read is defined as a read with less than 3032 clock cycles. All incomplete read cycles require one extra SCLK cycle after the /CS signal returns high ...
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... The host processor responds by issuing a REC command before the SAC pin returns high. The REC command instructs the APR6016 to continue recording in the sector immediately following the current sector. When the first sector ...
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... These signals can simplify message management significantly depending on the message management scheme used.The /INT signal can be used to generate interrupts to the processor when attention is required by the APR6016 This pin is normally high and goes low when an interrupt is requested. An interrupt is generated http://www.aplusinc.com.tw APR6016 passed ...
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... SPI interface section paragraph. The default power up condition for the APR6016 is to use the internal oscillator at sampling frequency of 6.4kHz. Storage Technology The APR6016 stores voice signals by sampling incoming voice data and storing the sampled signals directly into FLASH memory cells ...
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... The output signal must be amplified in order to Figure 15 Sample Schematic using PDIP package http://www.aplusinc.com.tw APR6016 drive a Speaker. Several vendors supply integrated speaker amplifiers that can be used for this purpose. A microphone amplifier and AGC are recommended. Both blocks are optional. Several vendors supply integrated microphone/AGC amplifiers that can be used for this purpose ...
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... INTEGRATED CIRCUITS INC.-- Pin Descriptions Table three shows pin descriptions for the APR6016 device. All pins are listed in numerical Table 3 APR6016 28 Pin Number & Description Pin No. Pin Pad No. 28 pin Name (Die) DIP 24 26 SAC /INT 25 29 EXTCLK 26 30 SCLK 28 34 ...
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... Electrical Characteristics The following tables list Absolute Maximum Ratings,recommended DC Characteristics, and recommend AC Characteristics for the APR6016 device. Absolute Maximum Ratings Stresses greater than those listed in Table 4 may cause permanent damage to the device. These specifications represent a stress rating only. ...
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... T loSCLK T hiSCLK T rCS T f SCLK T fSCLK T hzDO @4kHz Internal sample clock @8kHz Internal sample clock DT pSCLK External sample clock @4kHz Internal sample clock T @8kHz Internal sample clock arec External sample clock 18 APR6016 Min Typ Max 2.7 3.0 3.3 0 +70 2.4 3 5.5 - 0.3V 0 0.4 0.4 0 ± 2.5 ...
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... SET_FWD, FWD T next4 @4kHz Internal sample clock @8kHz Internal sample clock External sample clock Previous command = All Others @4kHz Internal sample clock @8kHz Internal sample clock External sample clock 19 APR6016 Min Typ Max 658 329 equation2 658 329 equation2 376 188 ...
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... INTEGRATED CIRCUITS INC.-- http://www.aplusinc.com.tw APR6016 20 TEL : 886-2-2782-9266 ver1.2 ...
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... INTEGRATED CIRCUITS INC.-- http://www.aplusinc.com.tw APR6016 21 TEL : 886-2-2782-9266 ver1.2 ...
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... INTEGRATED CIRCUITS INC.-- http://www.aplusinc.com.tw APR6016 22 TEL : 886-2-2782-9266 ver1.2 ...
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... INTEGRATED CIRCUITS INC.-- REVISION HISTORY : Date Revision # MAY. 30.2008 1.2 http://www.aplusinc.com.tw Description Figure-8 Format for CDS bit stream,the LSB change to MSB, the MSB change to LSB 23 TEL : 886-2-2782-9266 APR6016 Page 8 ver1.2 ...