PICASO

Table of Contents PICASO Embedded Graphics Processor DATASHEET Document Revision: 2.2 st Document Date: 21 March 2019 PICASO DATASHEET Page 1 of 26 www.4dsystems.com.au Table of Contents Table of Contents 1. Description .............................................................................................................. 3 2. Features ................................................................................................................... 3 3. Applications ............................................................................................................. 4 4. Pin Configuration and Summary ............................................................................... 5 5. Pin Description ......................................................................................................... 8 5.1. Display Interface ...................................................................................................... 8 5.2. SPI Interface Memory Card ................................................................................... 9 5.3. Serial Ports UARTS ................................................................................................. 9 5.4. Audio Interface ...................................................................................................... 10 5.5. Touch Screen Interface .......................................................................................... 11 5.6. GPIO General Purpose IO .................................................................................... 11 5.7. System Pins ............................................................................................................ 12 6. 4DGL Software Language ..................................................................................... 12 7. In Circuit Serial Programming ................................................................................. 13 8. Picaso Architecture ................................................................................................ 13 8.1. PmmC Firmware..................................................................................................... 14 9. System Registers Memory Map .............................................................................. 15 10. Memory Cards FAT16......................................................................................... 17 11. Hardware Tools .................................................................................................... 17 11.1. Programming Tools .............................................................................................. 17 11.2. Evaluation Display Modules ................................................................................. 18 12. 4D Labs - Workshop4 IDE ...................................................................................... 19 12.1. Designer Environment ......................................................................................... 19 12.2. ViSi Environment .................................................................................................. 19 12.3. ViSi Genie Environment ....................................................................................... 20 12.4. Serial Environment ............................................................................................... 20 13. Reference Design ................................................................................................. 21 14. Package Details .................................................................................................... 22 15. PCB Land Pattern .................................................................................................. 23 16. Specifications and Ratings .................................................................................... 24 17. Revision History ................................................................................................... 25 18. Legal Notice ......................................................................................................... 26 19. Contact Information ............................................................................................. 26 PICASO DATASHEET Page 2 of 26 www.4dsystems.com.au