SH79F32 is an 8051 compatible MCU with high speed, high efficiency and low power consumption. It integrates 32K bytes flash, 256 bytes RAM, 512 bytes external RAM, 3 16-bit timers/counters, 12-bit PWM timer, LCD driver, real-time clock, EUART, IR, TWI and SPI modules.
The SH79F32 is a high‑performance 8‑bit microcontroller based on a pipelined 8051 core. It integrates 32 KB of Flash memory, 256 bytes of internal RAM, 512 bytes of external RAM, a 12‑bit PWM timer, a 6‑channel 10‑bit ADC, an LCD driver supporting several segment configurations, and a real‑time clock with 5 ppm accuracy.
The document provides detailed specifications, pin configurations, register maps, and functional descriptions for all built‑in modules such as timers, UARTs, SPI, TWI, EUART, infrared interface, low‑voltage detection and reset, watchdog timer, power‑down and idle modes, as well as mechanical and electrical characteristics. This manual is written in Chinese.
| Flash memory | 32 KB |
|---|---|
| Internal RAM | 256 bytes |
| External RAM | 512 bytes |
| I/O pins | 40 CMOS bidirectional pins |
| Timers | Three 16‑bit timers/counters |
| ADC | 6 channels, 10‑bit |
| PWM timer | 12‑bit |
| RTC accuracy | 5 ppm |
The SH79F32 contains 32 KB of Flash ROM.
It provides 40 CMOS bidirectional I/O pins.
The device supports Idle (IDLE) mode and Power‑Down mode.