SN6B400 Datasheet | SONiX Technology Company

FEATURES - ROM space: 512K words (=219- 16=220- 8); Program Space: 256K- 16 MC mode:128K words in SN6B000 - MP mode: along with SN6B400 to 256K words - RAM Size: 256 bytes in SN6B000 - 4- 256 bytes in SN6BS00 (2- 256 bytes LCD RAM, 2- 256 bytes normal - RAM) I/O Port : There are Port0 and Port1 (total 16 pins I/O) All ports are I/O-type and P0.7 can be modulated with a carry signal - Each port can be set as “H”, ”L”, floating, and high-resistance “H” - (150K@5V ) Every port can wake up chip when chip is in power-down mode - 60 instructions 8 levels stack buffer supports interrupt and call subroutine System Clock: 2MHz RC oscillator - 2M/ 4M(3.58M) crystal - Low speed clock: Register option, 32768 crystal or RC Three different operation modes can be selected: Normal mode (both High/Low osc. On). - Slow mode (High osc. Off, Low osc. On). - Stop mode (both High and Low osc. Off). - LCD: 1/16 duty (for 1024) or 1/32 duty, frame rate=64 or 128 Hz. A voltage regulator and double voltage circuit is included in SN6BS000 8 interrupt sources : 5 internal interrupts: T0, TC0, TC1, TW, SPEECH (non-maskable). - 3 external interrupts: INTP0.0 ~ INTP0.2 - ISR entry location: Reset: 0000, SPEECH: 0018h, and the others: 0008h - Voice: Built-in voice synthesizer - Sampling rate from 4K to 40Khz - Dual tone melody with 4 octaves - 7-bit DA converter (maximum 3m A) - PWM output for Buzzer - - - - - - - - - - - - December 20, 2000 SN6B000 Hi-Density LCD Driver with 8-bit Controller - PIN ASSIGNMENT SN6B000 Pin Name C0~C31 VLC1, VLC4, VLC5 VLCDR P/C A0~A19 D0~D7 CE1B VO/ BUZ1 BUZ2 OSC/XIN I/O Descriptions Internal Pull-low O mon 0 ~ 31 I LCD Bias I I O I/O O O O LCD Bias Micro-processor/Micro-controller...