Description

The CXD2956AGL-1 is a dedicated LSI for the GPS (Global Positioning System), satellite-based location measurement system.

Compared with conventional methods, position detection time and sensitivity are substantially improved with the use of an advanced signal processing scheme.

Features

• 12-channel GPS receiver capable of simultaneously receiving 12 satellites

• Reception frequency: 1575.42MHz (L1 band, CA code)

• Reference clock (TCXO) frequency: 18.414MHz (GPS, Sony compatible),

• 32-bit RISC CPU (ARM7TDMI)

• 288K-byte Program ROM

• 72K-byte Data RAM

Power is supplied only to 8K-byte Data RAM while in backup mode.

• System power management

• 1-channel UART

• Internal RTC (Real Time Clock)

• 10-bit successive approximation system A/D converter

• All-in-view positioning

• Communication format: Supports NMEA-0183

• Supports DGPS (optional) Conforms to RTCM SC-104 Ver. 2.1 and DARC

• 1 PPS output

• Supports assisted-GPS for cellular (optional)