Datasheet
PICASO PROCESSOR
Contents
1. Description ............................................................................................................................. 3
2. Features ................................................................................................................................. 3
3. Applications ........................................................................................................................... 4
4. Pin Configuration and Summary .............................................................................................. 5
5. Pin Description ....................................................................................................................... 8
Display Interface .................................................................................................................................... 8 5.1.
SPI Interface – Memory Card ................................................................................................................. 9
5.2.
Serial Ports - COM0, COM1 UARTS ........................................................................................................ 9
5.3.
Audio Interface ..................................................................................................................................... 10
5.4.
Touch Screen Interface ........................................................................................................................ 10
5.5.
GPIO - General Purpose IO ................................................................................................................... 10
5.6.
System Pins .......................................................................................................................................... 11
5.7.
6. 4DGL - Software Language .................................................................................................... 12
7. In Circuit Serial Programming ICSP ........................................................................................ 12
8. PICASO Architecture ............................................................................................................. 13
9. System Registers Memory Map ............................................................................................. 14
10. Memory Cards - FAT16 Format ............................................................................................ 16
11. Hardware Tools .................................................................................................................. 16
4D Programming Cable ...................................................................................................................... 16 11.1.
Evaluation Display Modules ............................................................................................................... 16
11.2.
12. 4D Systems - Workshop 4 IDE .............................................................................................. 17
Workshop 4 – Designer Environment ................................................................................................ 17 12.1.
Workshop 4 – ViSi Environment ......................................................................................................... 17
12.2.
Workshop 4 – ViSi Genie Environment .............................................................................................. 18
12.3.
Workshop 4 – Serial Environment...................................................................................................... 18
12.4.
13. Reference Design ................................................................................................................ 19
14. Package Details ................................................................................................................... 20
15. PCB Land Pattern ............................................................................................................... 21
16. Specifications and Ratings ................................................................................................... 22
17. Legal Notice ........................................................................................................................ 23
18. Contact Information............................................................................................................ 23