ST9294 ST Microelectronics, ST9294 Datasheet
ST9294
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ST9294 Summary of contents
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... Real Time Operating System Windowed EPROM parts available for prototyp- ing and pre-production development phases May 1993 This is Preliminary Data from SGS-THOMSON. Details are subject to change without notice. 24K ROM HCMOS MCU WITH FUNCTIONAL DESCRIPTION PSDIP42 PSDIP56 (Ordering Information at the end of the Datasheet) ST9294 1/6 ...
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... CCVideo P3.3 P3.2 P3.1 P3.0/ P5.1/SDIO 24 20 P5.0/SCK/INT2 2/6 Figure 1b. 56 Pin Shrink DIP Pinout ST9294N Pin Description Pin Pin name 1 P2.1/INT5/AIN1 P2.1/INT5/AIN1 2 P2.0/INT7 P2.2/INT0/AIN2 3 RESET P2.3/INT6/SDO 4 P0.7 P2.4/NMI 5 P0.6 P2.5/AIN3 6 P0.5 OSCIN 7 NC OSCOUT 8 P0.4 P4.7/PWM7/ 9 P0.3 EXTRG (AD) 10 P0.2 P4.6/PWM6 11 P0 ...
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... GENERAL DESCRIPTION The ST9294 is a ROM member of the ST9 family of microcontrollers, completely developed and pro- duced by SGS-THOMSON Microelectronics using a proprietary n-well HCMOS process. The ROM parts are fully compatible with their EPROM versions, which may be used for the pro- totyping and pre-production phases of develop- ment ...
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... I Alter- nate functions (see next section). P4.0 - P4.7 are high voltage (12V) open drain 1.2.1I/O Port Alternate Functions. Each pin of the I/O ports of the ST9294 may as- sume software programmable Alternative Func- tions as shown in the Pin Configuration Drawings. Table 1 shows the Functions allocated to each I/O ...
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... PIN DESCRIPTION (Continued) Table 1-1. ST9294 I/O Port Alternative Function Summary I/O PORT Name Function Port.bit P0.0 P0.1 P0.2 P0.3 P0.4 P0.5 P0.6 P0.7 P1.0 P1.1 P1.2 P1.3 P1.4 P1.5 P1.6 P1.7 P2.0 INT7 P2.1 INT5 P2.1 AIN1 P2.2 INT0 P2.2 AIN2 P2.3 INT6 P2.3 SDO P2.4 NMI P2.5 AIN3 P3.0 FB P3.1 R P3.2 G P3.3 B Alternate Function I/O I/O I/O I/O I/O I/O I/O I/O I/O I/O I/O I/O I/O I/O I/O I/O I External Interrupt 7 with Schmitt Trigger I External Interrupt 5 with Schmitt Trigger I A/D Analog Input 1 I External Interrupt 0 ...
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... ST9294 PIN DESCRIPTION (Continued) Table 1-1. ST9294 I/O Port Alternative Function Summary I/O PORT Name Function Port.bit P3.4 P3.5 P3.6 P3.7 P4.0 PWM0 P4.1 PWM1 P4.2 PWM2 P4.3 PWM3 P4.4 PWM4 P4.5 PWM5 P4.6 PWM6 P4.7 PWM7 P4.7 EXTRG P5.0 SCK P5.0 INT2 P5.1 SDIO P5.2 P5.3 Notes. 1. The alternate functions of SCK/INT2 and SDIO may be swapped by using the SWAP Register Function. 2. Schmitt trigger options are available as a mask option for any input pin. ...