I/O Type 8-Bit MCU - Holtek Semiconductor
Description
HT48R30A-1/HT48C30-1 I/O Type 8-Bit MCU
Technical Document
· Tools Information · FAQs · Application Note -
HA0003E Communicating between the HT48 & HT46 Series MCUs and the HT93LC46 EEPROM HA0004E HT48 & HT46 MCU UART Software Implementation Method HA0013E HT48 & HT46 LCM Interface Design HA0021E Using the I/O Ports on the HT48 MCU Series HA0055E 2^12 Decoder (8+4 - Corresponds to HT12E)
Features
· Operating voltage: · 96´8 data memory RAM · Buzzer driving pair and PFD supported · HALT function and wake-up feature reduce power
fSYS=4MHz: 2.
2V~5.
5V fSYS=8MHz: 3.
3V~5.
5V
· Low voltage reset function · 25 bidirectional I/O lines (max.
) · 1 interrupt input shared with an I/O line · 8-bit programmable timer/event counter with overflow
consumption
· 4-level subroutine nesting · Up to 0.
5ms instruction cycle with 8MHz system clock
at VDD=5V
· Bit manipulation instruction · 14-bit table read instruction · 63 powerful instructions · All instructions in one or two machine cycles · 24/28-pin SKDIP/SOP package
interrupt and 8-stage prescaler
· On-chip RC oscillator, external crystal and RC oscil-
lator
· 32768Hz crystal oscillator for timing purposes only · Watchdog Timer · 2048´14 program memory ROM
General Description
The HT48R30A-1/HT48C30-1 are 8-bit high performance, RISC architecture microcontroller devices specifically designed for multiple I/O control product applications.
The mask version HT48C30-1 is fully pin and functionally compatible with the OTP version HT48R30A-1 device.
www.
DataSheet.
net/
The advantages of low power consumption, I/O flexibility, timer functions, oscillator options, HALT and wake-up functions, watchdog timer, buzzer driver, as well as low cost, enhance the versatility of these devices to suit a wide range of application possibilities such as industrial control, consumer products, subsystem controllers, etc.
Rev.
2.
00
1
April 24, 2009
Datasheet pdf - http://www.
DataSheet4U.
co.
kr/
HT48R30A-1/HT48C30-1
Block Diagram
IN T /P G 0
In te...
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