Serial Camera Module DATASHEET th DOCUMENT DATE: 12 June 2021 DOCUMENT REVISION: 1.3 uCAM-III Uncontrolled Copy when printed or downloaded. Please refer to the 4D Systems website for the latest Revision of this document W W W . 4 D S Y S T E M S . C O M . A U Table of Contents Table of Contents 1. Description ......................................................................................................................4 2. Features ...........................................................................................................................4 3. Pin Configuration and Dimensions ....................................................................................5 4. Pin Descriptions ...............................................................................................................6 5. Serial Interface - UART .....................................................................................................6 5.1. Single Byte Timing ................................................................................................................... 6 5.2. Single Byte Timing ................................................................................................................... 6 5.3. Auto-Baud Detect ................................................................................................................... 7 5.4. Setting the Baud Rates ............................................................................................................ 7 5.5. Setting the Baud Rates ............................................................................................................ 7 6. uCAM-III Power Supply .....................................................................................................7 7. Command Set ..................................................................................................................8 7.1. Initial (AA01h) ......................................................................................................................... 8 7.2. GET PICTURE (AA04h) ............................................................................................................. 9 7.3. SNAPSHOT (AA05h) ................................................................................................................. 9 7.4. SET PACKAGE SIZE (AA06h) ..................................................................................................... 9 7.5. SET BAUD RATE (AA07h) ......................................................................................................... 10 7.6. RESET (AA08h) ......................................................................................................................... 10 7.7. DATA (AA0Ah) ......................................................................................................................... 10 7.8. SYNC (AA0Dh) ......................................................................................................................... 11 7.9. ACK (AA0Eh) ............................................................................................................................ 11 7.10. NAK (AA0Fh) .......................................................................................................................... 11 7.11. LIGHT (AA13h) ....................................................................................................................... 12 7.12. CONTRAST / BRIGHTNESS / EXPOSURE (AA14h) ................................................................... 12 7.13. SLEEP (AA15h) ....................................................................................................................... 13 8. Command Protocol ........................................................................................................ 14 8.1. Synchronising the uCAM-III ..................................................................................................... 14 8.2. INITIAL, GET PICTURE, SNAPSHOT, SET PACKAGE SIZE, RESET Commands ............................ 15 8.3. Taking SNAPSHOT Pictures ..................................................................................................... 16 9. Lens Information ............................................................................................................ 17 9.1. 56 Degree Lens Drawing ......................................................................................................... 18 9.2. 76 Degree Lens Drawing ......................................................................................................... 18 9.3. 116 Degree Lens Drawing ....................................................................................................... 19 10. Troubleshooting ........................................................................................................... 20 uCAM-III Page 2 of 26 www.4dsystems.com.au