Products - GPM4130A

General Description

GPM4130A, a highly integrated SoC (System on a chip) by Generalplus, is a high cost-performance ratio solution for low-power IoT and high-end audio applications.  It is developed with a high performance and power efficient ARM’s Cortex M4F core, capable of operating up to 193.5MHz with significant enhancements in FFT H/Wand power savings.  Other features include TFT-LCD interface, CMOS sensor interface, 16-channel Sound Process Unit (SPU), USB 2.0 OHCI/EHCI, USB 2.0 HS device, etc. GPM4130A processor is designed to connect with various types of memory card interfaces such as SD and MMC.  For more information about its features, please refer to the following section.

Features

• ARM’s Cortex M4F CPU with 8K-byte unified ID-cache, floating point co-processor, write buffer, JTAG/SWD ICE, and working frequency up to 193.5MHz
• 128KB SRAM for local data buffer
• Embedded 8Mb SPI FLASH
• SPI FLASH controller, on which CPU can directly runs program, and supports 1-bit/2-bit/4-bit IO mode.
• Sound Process Unit. (SPU)
  • 16 hardware PCM/ADPCM channels
  • Built-in dynamic volume compressor
• Video-in & CMOS sensor interface and CCIR601/CCIR656 CSI standard supported
• NAND FLASH controller with ECC and 4/8/12-bit BCH
• Eight-channel DMA controller with AES/DES/3DES function.
• Mono and 16 gray levels STN-LCD controller
• TFT-LCD controller
  • (serial RGB)
  • (serial RGB dummy)
  • Parallel RGB (6-6-6, 7-7-7, 8-8-8)
  • I80 (8-bit/16-bit/18-bit system bus) I/F type
  • CCIR601/CCIR656
  • Built-in Timing Controller for TFT-LCD drivers
  • Scaling engine inside with programmable up-scaling and down-scaling factor.
• Universal Serial Bus (USB) 2.0 high/full speed compliance device and USB OHCI/EHCE host controller with built-in transceiver
• Watchdog timer
• Real-time clock
• Eight 32-bit timers/counters with PWM output capability.
• Eight-channel quadrature decoder.
• Two sets of SD 2.0/MMC interface.
• Two sets of SPI (master/slave) interface with data rate up to 24Mbps
• Three sets of UART (asynchronous serial I/O) or IrDA interface with baud rate up to 1.8432Mbps and 115.2Kbps. Smart card interface (ISO7816) is also supported.
• Three sets of I2C controller
• Four sets of I2S input with 24-bit resolution and up to 192KHz sample rate
• Four sets of I2S output with 24-bit resolution and up to 192KHz sample rate
• 72 general programmable I/O ports (GPIO) with pull-high/low control
• Power management
• Built-in 3.3V to 1.2V regulator for core logic
• Built-in 3.3V to 2.8V regulator for sensor’s power
• Low voltage reset
• RTC with independent power supply
• Fast boot from power-down mode with boot time less than 1ms
• Power-down mode with low standby current, typically less than 20uA
• Programmable PLL frequency from 12MHz to 193.5MHz
• 16-bit stereo DAC (two-channel) for audio playback
• 16-bit stereo ADC with MIC and LINEINR/LINEINL for audio recording
• 12-bit SAR ADC with 8 line-in channels and 100Ksps
• MIC with digital AGC (auto gain control)
• LQFP128 package