SH57K12 Datasheet | SINO WEALTH

Preliminary High Performance 8031 Microcontroller Features 8031 MCU core embedded DC to 24 MHz operating frequency EV: ROM-less 16 KB MASK ROM for program storage 384 bytes on-chip data RAM: 256 bytes accessed as in the 8031 128 bytes accessed via “MOVX @DPTR” RAM mapped system control registers 5 interrupt sources (Timer0, Timer1, UART, CODEC RAM Check, CODEC RAM Read/Write) 40 GPIO ports with internal pull-up resistors Two 16-bit programmable timers/counters Watchdog timer (pin option) Power Down Mode provided CODEC controller Dual Power MCU and peripherals operate from 2.4 to 3.6V (V3V) Input/output voltage range from 2.4 to 5.5V (V5V) Standby current 10µA for V3V = 3.3V, V5V=5V Package Type EV128 - pin QFP package Chip form 80 pin General Description The SH57K12 is a low-voltage, high performance 8031 embedded microcontroller with 384 bytes on chip RAM. The SH57K12 includes a watchdog timer, and a CODEC controller. 1/31 V1.2 SH57K12 EV Pin Configuration 2/31 V1.2 SH57K12 Block Diagram External ROM 384-BTYE RAM CLOCK IN 8031 CORE WATCHDOG TIMER CLOCK IN SYSTEM RESET RESET EXTERNAL MEMORY INTERFACE I/O PORT SYSTEM MANAGER CODEC CONTROLLER RF Baseband...