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LC877C40C датащи(PDF) 2 Page - Sanyo Semicon Device |
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LC877C40C датащи(HTML) 2 Page - Sanyo Semicon Device |
2 / 21 page LC877C64C/56C/48C/40C/32C/24C No.A0135-2/21 RAM • 2048 × 9 bits (LC877C64C/56C) • 1536 × 9 bits (LC877C48C/40C/32C/24C) Minimum Instruction Cycle Time • 250 ns (12MHz) VDD=4.5 to 5.5V • 300 ns (10MHz) VDD=2.8 to 5.5V • 750 ns (4MHz) VDD=2.2 to 5.5V Ports • Input/output ports Data direction programmable for each bit individually: 20 (P1n, P70 to P73, P8n) Data direction programmable in nibble units: 8 (P0n) (When N-channel open drain output is selected, data can be input in bit units.) • Input ports: 2 (XT1, XT2) • Output ports: 2 (PWM2, PWM3) • LCD ports Segment output: 32 (S00 to S15, S24 to S39) Common output: 4 (COM0 to COM3) Bias terminals for LCD driver: 3 (V1 to V3) Other functions Input/output ports: 32 (PAn, PBn, PDn, PEn) Input ports: 7 (PLn) • Oscillator pins: 2 (CF1, CF2) • Reset pin: 1 (RES) • Power supply: 6 (VSS1-3, VDD1-3) LCD Controller • Seven display modes are available (static, 1/2, 1/3, 1/4 duty × 1/2, 1/3 bias) • Segment output and common output can be switched to general purpose input/output ports. Small Signal Detection (MIC signals etc) • Counts pulses with the level which is greater than a preset value • 2 bit counter Timers • Timer 0: 16 bit timer / counter with capture register Mode 0: 2 channel 8-bit timer with programmable 8 bit prescaler and 8 bit capture register Mode 1: 8 bit timer with 8 bit programmable prescaler and 8 bit capture register + 8 bit Counter with 8-bit capture register Mode 2: 16 bit timer with 8 bit programmable prescaler and 16 bit capture register Mode 3: 16 bit counter with 16 bit capture register • Timer 1: PWM / 16 bit timer/ counter with toggle output function Mode 0: 8-bit timer with 8-bit prescaler (and toggle output) + 8-bit timer / counter with 8-bit prescaler (and toggle output) Mode 1: 2 channel 8-bit PWM with 8-bit prescaler Mode 2: 16-bit timer / counter with 8-bit prescaler (and toggle output) (Toggle output also possible using the lower order 8 bits) Mode 3: 16-bit timer with 8-bit prescaler (and toggle output) (The lower order 8 bits can be used as PWM output) • Timer 4: 8-bit timer with 6-bit prescaler • Timer 5: 8-bit timer with 6-bit prescaler • Timer 6: 8-bit timer with 6-bit prescaler (and toggle output) • Timer 7: 8-bit timer with 6-bit prescaler (and toggle output) • Base Timer 1) The clock signal can be selected from any of the following : Sub-clock (32.768kHz crystal oscillator), system clock, and prescaler output from timer 0 2) Interrupts of five different time intervals are possible. |
Аналогичный номер детали - LC877C40C |
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Аналогичное описание - LC877C40C |
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