ADAM24P20T

October 20, 2009 Ver 0.5 4-BIT SINGLE CHIP MICROCOMPUTERS ADAM24PXX USER`S MANUAL ADAM24P08 ADAM24P15 ADAM24P16 ADAM24P20 ADAM24P20S ADAM24P20T 1. Overview ADAM24PXX 1. OVERVIEW The ADAM24PXX is remote control transmitter which uses CMOS technology. The ADAM24PXX is suitable for remote control of TV, VCR, FANS, Air-conditioners, Audio Equipments, Toys, Games etc. The ADAM24PXX is MTP version. 1.1. Features ■ Program memory (MTP) ● 4,096 bytes (4,096 x 8bit) [ multi-programmable by 1K-Byte, 2K-byte or 4K-byte) ■ Data memory (RAM) ● 32 nibble (32 x 4bit) ■ 3 levels of subroutine nesting ■ 8-bit Table Read Instruction ■ Oscillator Type (Operating frequency) ● Internal RC Oscillator (typically 3.64MHz ±2%) ■ Instruction cycle ● fOSC/48 ■ Stop mode ■ Released stop mode by key input ■ Built in Power-on Reset circuit ■ Built in Transistor for I.R LED Drive ● IOL=250mA at VDD=3V and VO=0.3V ■ Built in Low Voltage reset circuit ■ Built in a watch dog timer (WDT) ■ Low operating voltage ● 1.8 ~ 3.6V ■ 8/16/20-SOP, 20-TSSOP Package. Series Program memory Data memory Input ports I/O ports Output ports Package ADAM24P20 ADAM24P20S 4,096 x 8 32 x 4 6 2 10 4,096 x 8 32 x 4 6 2 10 20SOP(300mil) 20SOP(209mil) ADAM24P20T 4,096 x 8 32 x 4 6 2 10 20TSSOP (4.4mm) ADAM24P16 ADAM24P15 4,096 x 8 32 x 4 4 2 8 16SOP(150mil) ADAM24P08 4,096 x 8 32 x 4 2 1 3 8SOP(150mil) Table 1.1 ADAM24PXX series members Page 1 of 36 ADAM24PXX 1.2. Block Diagram REMOUT K R ADAM27 Core Watch...