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ST6242BQ6 数据表(PDF) 5 Page - STMicroelectronics |
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ST6242BQ6 数据表(HTML) 5 Page - STMicroelectronics |
5 / 68 page 5/68 ST62T42B/E42B 1 GENERAL DESCRIPTION 1.1 INTRODUCTION The ST62T42B and ST62E42B devices are low cost members of the ST62xx 8-bit HCMOS family of microcontrollers, which are targeted at low to medium complexity applications. All ST62xx de- vices are based on a building block approach: a common core is surrounded by a number of on- chip peripherals. The ST62E42B is the erasable EPROM version of the ST62T42B device, which may be used to em- ulate the ST62T42B device, as well as the respec- tive ST6242B ROM devices. Figure 1. Block Diagram TEST NMI INTERRUPT PROGRAM PC STACK LEVEL 1 STACK LEVEL 2 STACK LEVEL 3 STACK LEVEL 4 STACK LEVEL 5 STACK LEVEL 6 POWER SUPP LY OSCILLATOR RESET DATA ROM USER SELECTABLE DATA RAM PORT A PORT B TIMER 1 DIGITAL 8 BIT CORE TEST/VPP 8-BIT A/D CONVERTER PA4..PA7/Ain VDD VSS OSCin OSCout RESET WATCHD OG Memory PORT C SPI (SERIAL PERI PHERAL INTE RFACE) 192 Bytes 7948 bytes DATA EEPROM 128 Bytes PB2..PB3/Ai n PC0..PC7/S33..S40 S9..S32, S41..S48 COM1..COM4 (VPP on EPROM/OTP versions only) PB4/20mA Sink PB5/Scl/20mA Sink PB6/Sin/20mA Sink PB7/Sout/20mA Sink VLCD VLCD1/3 VLCD2/3 TIMER 2 LCD DRIVER VA0479M 5 |
类似零件编号 - ST6242BQ6 |
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类似说明 - ST6242BQ6 |
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