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GMS87C1408 Datasheet(PDF) 2 Page - Hynix Semiconductor |
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GMS87C1408 Datasheet(HTML) 2 Page - Hynix Semiconductor |
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2 / 84 page ![]() HYUNDAI MicroElectronics GMS87C1404/GMS87C1408 Oct. 1999 Ver 1.0 Table of Contents OVERVIEW . . . . . . . . . . . . . . . . . . . . . . .1 Description . . . . . . . . . . . . . . . . . . . . . . 1 Features . . . . . . . . . . . . . . . . . . . . . . . . 1 Development Tools . . . . . . . . . . . . . . . 1 BLOCK DIAGRAM . . . . . . . . . . . . . . . . .2 PIN ASSIGNMENT . . . . . . . . . . . . . . . . .3 PACKAGE DIAGRAM . . . . . . . . . . . . . . .4 PIN FUNCTION . . . . . . . . . . . . . . . . . . . .5 PORT STRUCTURES . . . . . . . . . . . . . . .7 ELECTRICAL CHARACTERISTICS . . .11 Absolute Maximum Ratings . . . . . . . . 11 Recommended Operating Conditions 11 A/D Converter Characteristics . . . . . . 11 DC Electrical Characteristics . . . . . . . 12 AC Characteristics . . . . . . . . . . . . . . . 13 Typical Characteristics . . . . . . . . . . . . 14 MEMORY ORGANIZATION . . . . . . . . . 16 Registers . . . . . . . . . . . . . . . . . . . . . . 16 Program Memory . . . . . . . . . . . . . . . . 18 Data Memory . . . . . . . . . . . . . . . . . . . 21 Addressing Mode . . . . . . . . . . . . . . . . 25 I/O PORTS . . . . . . . . . . . . . . . . . . . . . .29 RA and RAIO registers . . . . . . . . . . . . 29 RB and RBIO registers . . . . . . . . . . . . 30 RC and RCIO registers . . . . . . . . . . . 32 RD and RDIO registers . . . . . . . . . . . 33 CLOCK GENERATOR . . . . . . . . . . . . .34 Oscillation Circuit . . . . . . . . . . . . . . . . 34 Basic Interval Timer . . . . . . . . . . . . . . . 35 TIMER / COUNTER . . . . . . . . . . . . . . . 36 8-bit Timer/Counter Mode . . . . . . . . . . 37 16-bit Timer/Counter Mode . . . . . . . . . 39 8-bit Compare Output (16-bit) . . . . . . . 39 8-bit Capture Mode . . . . . . . . . . . . . . . 39 16-bit Capture Mode . . . . . . . . . . . . . . 42 PWM Mode . . . . . . . . . . . . . . . . . . . . . 42 Serial Peripheral Interface . . . . . . . . . . 45 Buzzer Output function . . . . . . . . . . . . . 47 ANALOG TO DIGITAL CONVERTER . 48 INTERRUPTS . . . . . . . . . . . . . . . . . . . . 51 Interrupt Sequence . . . . . . . . . . . . . . . 53 BRK Interrupt . . . . . . . . . . . . . . . . . . . 54 Multi Interrupt . . . . . . . . . . . . . . . . . . . 54 External Interrupt . . . . . . . . . . . . . . . . 56 WATCHDOG TIMER . . . . . . . . . . . . . . 58 Power Saving Mode . . . . . . . . . . . . . . . 59 Stop Mode . . . . . . . . . . . . . . . . . . . . . . 59 STOP Mode using Internal RCWDT . . 61 Wake-up Timer Mode . . . . . . . . . . . . . 62 Minimizing Current Consumption . . . . 63 RESET . . . . . . . . . . . . . . . . . . . . . . . . . 65 POWER FAIL PROCESSOR . . . . . . . . 66 OTP PROGRAMMING . . . . . . . . . . . . . 68 DEVICE CONFIGURATION AREA . . . 68 A. INSTRUCTION MAP . . . . . . . . . . . . . i B. INSTRUCTION SET . . . . . . . . . . . . . ii |
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