SH6511B

SH6511/SH6511B 16K 4-Bit Microcontroller with LCD Driver Features „ SH6610-based s ingle-chip 4-bi t M icrocontroller with LCD driver „ ROM: 16 K × 16 bits (bank switched) „ RAM: 512 × 4 bit s (system co ntrol register & data memory) „ Operating Voltage Range: 2.4V - 5.5V „ 8 CMOS I/O ports „ 4 level subroutine nesting including interrupts` „ One 8-bit timer with pre-divider circuit „ Warm-up timer for power-on reset „ Pow erful interrupt sources: -Timer0 interrupt -Port B interrupt (falling edge) „ System clock: 2 M Hz single-p in v oltage-controlled oscillator „ Table Bran ch a nd Return C onstant I nstructions for Table Data Generation „ Data pointer with special system register control „ Two low power operating modes - HALT and STOP „ Instruction cycle tim e: 2 µs for 2 M Hz v oltagecontrolled oscillator „ Built-in 2-channel PSG for sound effects, switch able to noise channel „ D irectly drives speaker „ Type B LCD drive circuit „ LCD driver: 40 × 8 (1/8 duty cycle, 1/4 bias) „ LCD off by programming LCDOFF register „ Available in CHIP FORM General Description SH6511/SH6511B is a single chip 4 b it µC dedicated chip for handheld games. This device integrates a SH6610 4-bit CPU core with RAM, ROM, timer, 2-channel PSG, and dot matrix LCD driver. Pad Configuration S E G 2 0 SEG21 SEG22 SEG23 SEG24 SEG25 SEG26 SEG27 SEG28 SEG29 SEG30 SEG31 SEG32 SEG33 SEG34 SEG35 SEG36 SEG37 SEG38 1 64 63 62 61 60 59 58 57 56 55 54 53 52 51 50 49 48 47 S E G 3 9 46 S E G 4 0 45 T E S T 44 ...