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ST62E85B Datasheet(PDF) 3 Page - STMicroelectronics |
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ST62E85B Datasheet(HTML) 3 Page - STMicroelectronics |
3 / 76 page 3/76 Table of Contents Document Page 3 4 ON-CHIP PERIPHERALS . . . . . . . . . . . .... . . ... .. .... ... . . . . . . . . . . . . . . . . . . . . ... .. 33 4.1 I/O PORTS . . . . . . . . . . . . . . . . . . .... . . ... .. ... .. .. . . . . . . . ... .. .. .... . . ... .. 33 4.1.1 Operating Modes . . . . . . . . . . . . . . . . . . . . . . . . .... . . . .... .... .. . .... .. . . . 34 4.1.2 Safe I/O State Switching Sequence . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 35 4.1.3 SPI alternate functions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .... . ... 37 4.1.4 UART alternate functions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 37 4.1.5 I/O Port Option Registers . . . . . . . . . . . .... . ... .. .. .. . . . . . . . ... .. .. . . ... . 39 4.1.6 I/O Port Data Direction Registers . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 39 4.1.7 I/O Port Data Registers . . . . . . . . . ... . . . . . . . . . ... .. .. ... .. .. . . .. . . ... .. 39 4.2 TIMER . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .... . . . ... . . . . . . . . . . . . . ... ... . . . . 40 4.2.1 Timer Operating Modes . . . . . . . . . . . . . . . ... . . . . ... .. ... .. .. . . . . . . . ... .. 41 4.2.2 Timer Interrupt . . . . . . . . . . . . . . . . . . . . . .... ... . . . . . . . . . . . . . . . . . . . . ... .. 41 4.2.3 Application Notes . . . .... .. . . . . . . . . .... . ... .. .. .. . .... ... . ... . . .. .. .. 42 4.3 AUTO-RELOAD TIMER . . . . . . . . . . . . . . . . . . . . . . . . .... .... ... . . . . . . . . ... .. . . . 43 4.3.1 AR Timer Description . . . . . . . . . . . ... . . . . . . . . . ... .. .. ... .. .. . . .. . . ... .. 43 4.3.2 Timer Auto-reload Operating Modes . . . . . . . . . . . . . . . . . . . . . . . . . . . . .... . ... 43 4.3.3 AR Timer Registers . . . . . . . . . . . . . . . . .... . . . ... . . . . . . . . . . . . . ... ... . . . . 45 4.4 U. A. R. T. (UNIVERSAL ASYNCHRONOUS RECEIVER/TRANSMITTER) . . . . . . . . . . . 47 4.4.1 PORTS INTERFACING . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 47 4.4.2 CLOCK GENERATION . . . . . . . . . . . . . .... .... .. . . . . . . . . . . . . . ... .. . .... 48 4.4.3 DATA TRANSMISSION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 48 4.4.4 DATA RECEPTION . . . . . . .... . . ... .. .... ... . . . . . . . . . . . . . . . . . .. . ... .. 49 4.4.5 INTERRUPT CAPABILITIES . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 49 4.4.6 REGISTERS . . . . . . . . . . . . . . . . . . . . .... . ... .. . . . . .... . . . . .. . . . . . . . . . . 49 4.5 A/D CONVERTER (ADC) . . .... . ... .. . . . . .... .... .. . .... .. . . . . . . ... .. . . . . . 51 4.5.1 Application Notes . . . .... .. . . . . . . . . .... . ... .. .. .. . .... ... . ... . . .. .. .. 51 4.6 SERIAL PERIPHERAL INTERFACE (SPI) . . . . . . . . . . . . . . . . . . . . . . . . . .... . . ... .. 53 4.7 LCD CONTROLLER-DRIVER . . . . . . . . . ... .. ... .. .. ... .. .. ... .. .. .... . . ... .. 55 4.7.1 Multiplexing ratio and frame frequency setting . . . . . . . . . .... ... . . . ... .. .. .. 56 4.7.2 Segment and common plates driving . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 56 4.7.3 Stand by or STOP operation mode . . . . . . . . . . . . . . . . . . . . . . .... . ... .. .. ... 59 4.7.4 LCD Mode Control Register (LCDCR) .... . . . ... . . . . . . . . . . . . . ... ... . . . . 59 5 SOFTWARE . . . . . . . . . . . . . . . . . .... . ... .. . . ... ... . ... .. . . ... .. . . ... . ... .. .. ... 60 5.1 ST6 ARCHITECTURE . .... . . .. .. .. .. . . . . . . . . . . .. . ... . . . . . . . . . ... .. .. ... .. 60 5.2 ADDRESSING MODES . . . . . . . . . . . . . . . . . . . . ... . . . . . . . . . .... ... . . . . . . . . . . . . 60 5.3 INSTRUCTION SET . . . . . . . .... . ... .. . . . . .... . ... .. . . ... .. . . . . . . ... .. . . ... 61 6 ELECTRICAL CHARACTERISTICS . . . . . . . . . . . . . . . . . . . .... .... ... . . . . . . . . ... .. . . . 66 6.1 ABSOLUTE MAXIMUM RATINGS . . . . . . ... .. ... .. .. . . . . . . . ... .. .. .... . . ... .. 66 6.2 RECOMMENDED OPERATING CONDITIONS . . . . . . .... .... ... . . . . . . . . ... .. . . . 67 6.3 DC ELECTRICAL CHARACTERISTICS . . . . . . . . . . . . . . . . . . . . . . . . . . . .... . . ... .. 68 6.4 AC ELECTRICAL CHARACTERISTICS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 69 6.5 A/D CONVERTER CHARACTERISTICS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 69 6.6 TIMER CHARACTERISTICS . . . . .... . . ... .. .... ... . . . . . . . . . . . . . . . . . .. . ... .. 70 6.7 SPI CHARACTERISTICS . . .... . ... ... . . . .... . . . . .. . . . . . . . . . . . . . ... .. . .... 70 6.8 LCD ELECTRICAL CHARACTERISTICS . . . . . . . . . . . . . . . . . . . . . . .... . ... .. . . ... 70 |
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