SCC2698BC1A84,512 NXP Semiconductors, SCC2698BC1A84,512 Datasheet
SCC2698BC1A84,512
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SCC2698BC1A84
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SCC2698BC1A84,512 Summary of contents
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SCC2698B Enhanced octal universal asynchronous receiver/transmitter (Octal UART) Product data sheet Supersedes data of 2000 Jan 31 INTEGRATED CIRCUITS 2006 Aug 07 ...
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Philips Semiconductors Enhanced octal universal asynchronous receiver/transmitter (Octal UART) DESCRIPTION The SCC2698B Enhanced Octal Universal Asynchronous Receiver/Transmitter (Octal UART single chip MOS-LSI communications device that provides eight full-duplex asynchronous receiver/transmitter channels in a single package fabricated ...
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Philips Semiconductors Enhanced octal universal asynchronous receiver/transmitter (Octal UART) PIN CONFIGURATIONS X1/CLK ...
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Philips Semiconductors Enhanced octal universal asynchronous receiver/transmitter (Octal UART) BLOCK DIAGRAM 8 BUS BUFFER D0–D7 OPERATION CONTROL RDN WRN ADDRESS DECODE CEN 6 A0–A5 R/W CONTROL RESET TIMING CRYSTAL X1/CLK OSCILLATOR POWER-ON X2 LOGIC BLOCK B (SAME AS A) BLOCK ...
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Philips Semiconductors Enhanced octal universal asynchronous receiver/transmitter (Octal UART) PIN DESCRIPTION PIN PIN MNEMONIC MNEMONIC TYPE TYPE NO. D0–D7 8–13, I/O Data Bus: Active–High 8-bit bidirectional 3-State data bus. Bit 0 is the LSB and bit 7 is the MSB. ...
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Philips Semiconductors Enhanced octal universal asynchronous receiver/transmitter (Octal UART) PIN DESCRIPTION (Continued) PIN PIN MNEMONIC MNEMONIC TYPE TYPE NO. MPI1a–MPI1h 14, 21, I Multi-Purpose Input 1: This pin (one for each UART) is programmable. Its state can always be 38, ...
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Philips Semiconductors Enhanced octal universal asynchronous receiver/transmitter (Octal UART) clock is used instead of a crystal, X1 must be driven and X2 left floating as shown in Figure 9. The clock serves as the basic timing reference for the baud ...
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Philips Semiconductors Enhanced octal universal asynchronous receiver/transmitter (Octal UART) periods. These clocks may be used by any or all of the receivers and transmitters in the OCTART or may be directed to an I/O pin for miscellaneous use. Counter/Timer programming ...
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Philips Semiconductors Enhanced octal universal asynchronous receiver/transmitter (Octal UART) the bit time clock (1X clock mode). If RxD is sampled high, the start bit is invalid and the search for a valid start bit begins again. If RxD is still ...
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Philips Semiconductors Enhanced octal universal asynchronous receiver/transmitter (Octal UART) Note: The transmitter may also control the “RTSN” pin. When un- der transmitter control the meaning is completely changed. The meaning is the transmission has ended. This signal is usually used ...
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Philips Semiconductors Enhanced octal universal asynchronous receiver/transmitter (Octal UART) receiver indicating that the receiver is ready to receive data also active low and is, thus, called RTSN. RTSN is on pin MPO. A receiver’s RTS output will usually ...
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Philips Semiconductors Enhanced octal universal asynchronous receiver/transmitter (Octal UART) REGISTERS The operation of the Octal UART is programmed by writing control words into the appropriate registers. Operational feedback is provided via status registers which can be read by the CPU. ...
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Philips Semiconductors Enhanced octal universal asynchronous receiver/transmitter (Octal UART) Table 2. Register Bit Formats Bit 7 Bit 6 Bit 5 MR1 (Mode Register 1) RxRTS RxINT Select Error Mode* Control RxRDY 0 = Char 1 ...
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Philips Semiconductors Enhanced octal universal asynchronous receiver/transmitter (Octal UART) Table 2. Register Bit Formats (Continued) Bit 7 Bit 6 Bit 5 CSR (Clock Select Register) Receiver Clock Select See text * See Table 5 for BRG Test frequencies in this ...
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Philips Semiconductors Enhanced octal universal asynchronous receiver/transmitter (Octal UART) MR2[5] – Transmitter Request-to-Send Control CAUTION: When the transmitter controls the OP pin (usually used for the RTSN signal) the meaning of the pin is not RTSN at all! Rather, it ...
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Philips Semiconductors Enhanced octal universal asynchronous receiver/transmitter (Octal UART) 0101 Reset break change interrupt. Causes the break detect change bit in the interrupt status register (ISR cleared to zero. 0110 Start break. Forces the TxD output ...
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Philips Semiconductors Enhanced octal universal asynchronous receiver/transmitter (Octal UART) OPCR – Output Port Configuration Register OPCR[7] – MPP Function Select When this bit is a zero, the MPP pins function as inputs used as general purpose inputs or ...
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Philips Semiconductors Enhanced octal universal asynchronous receiver/transmitter (Octal UART) ISR[7] – MPI Change-of-State This bit is set when a change-of-state occurs at the MPI1b, MPI0b, MPI1a, MPI0a input pins reset when the CPU reads the IPCR. ISR[6] – ...
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Philips Semiconductors Enhanced octal universal asynchronous receiver/transmitter (Octal UART) DC ELECTRICAL CHARACTERISTICS SYMBOL SYMBOL PARAMETER PARAMETER V Input low voltage IL V Input high voltage (except X1/CLK Input high voltage (X1/CLK Output Low voltage OL V ...
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Philips Semiconductors Enhanced octal universal asynchronous receiver/transmitter (Octal UART Electrical characteristics SYMBOL FIGURE SYMBOL FIGURE Reset timing t 5 Reset pulse width RES 5 Bus timing t 6 A0–A5 setup time to RDN, WRN ...
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Philips Semiconductors Enhanced octal universal asynchronous receiver/transmitter (Octal UART) INTRAN–INTRDN, MPP1a–MPP1h, MPP2a–MPP2h D0–D7, TxDa–TxDh, MPOa–MPOh RESET A0– CEN t CS RDN D0–D7 FLOAT (READ) WRN D0–D7 (WRITE) 2006 Aug 07 2.7K 60pF 6K 150pF Figure 4. ...
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Philips Semiconductors Enhanced octal universal asynchronous receiver/transmitter (Octal UART) RDN t PS MPIx OR MPPx WRN RDN MPOx WRN 1 INTERRUPT OUTPUT RDN 1 INTERRUPT OUTPUT NOTES: 1. INCLUDES MPP WHEN USED AS TxRDY or RxDY/FFULL OUTPUTS AS WELL AS ...
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Philips Semiconductors Enhanced octal universal asynchronous receiver/transmitter (Octal UART) t CLK t CTC X1/CLK CTCLK RxC TxC 24pF FOR C L 3.6864MHz NOTE: C1 AND C2 SHOULD BE BASED ON MANUFACTURER’S SPECIFICATION. ...
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Philips Semiconductors Enhanced octal universal asynchronous receiver/transmitter (Octal UART) RxC (1X INPUT) RxD TxD D1 TRANS- MITTER ENABLED TxRDY (SR2) WRN CTSN (MPI) 2 RTSN (MPO) CR[7:4] = 1010 NOTES: 1. TIMING SHOWN FOR MR2[ ...
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Philips Semiconductors Enhanced octal universal asynchronous receiver/transmitter (Octal UART) RxD D1 D2 RECEIVER ENABLED RxRDY (SR0) D2 FFULL (SR1) RxRDY/ FFULL 2 MPO RDN OVERRRUN (SR4) 1 RTS MPO MPO = 1 (CR[7:4] = 1010) NOTES; 1. ...
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Philips Semiconductors Enhanced octal universal asynchronous receiver/transmitter (Octal UART) Table 5. Baud Rates Extended CSR[7:4] ACR[ 0000 50 0001 110 0010 134.5 0011 200 0100 300 0101 600 0110 1,200 0111 1,050 1000 2,400 1001 4,800 1010 7,200 ...
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Philips Semiconductors Enhanced octal universal asynchronous receiver/transmitter (Octal UART) PLCC84: plastic leaded chip carrier; 84 leads 2006 Aug 07 27 Product data sheet SCC2698B SOT189-2 ...
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Philips Semiconductors Enhanced octal universal asynchronous receiver/transmitter (Octal UART) REVISION HISTORY Rev Date Description _4 20060807 Product data sheet (9397 750 14949). Supersedes data of 2000 Jan 31. Modifications: Ordering information: changed Version for PLCC68 from SOT189–3 to SOT189–2 Changed ...
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Philips Semiconductors Enhanced octal universal asynchronous receiver/transmitter (Octal UART) Legal Information Data sheet status [1][2] Document status Product status Objective [short] data sheet Development Preliminary [short] data sheet Qualification Product [short] data sheet Production [1] Please consult the most recently ...