Applied Data Systems Bitsy Plus, User Manual, Page: 3 / 68

Bitsy Plus User’s Manual
ADS document # 110114-1001A Page i
About the Cover Image
The cover image shows a Rev A Bitsy Plus populated with the supercapacitor option.
Printing this Manual
This manual has been designed for printing on both sides of a 8.5x11 inch paper, but can be
printed single-sided as well. It has also been optimized for use in electronic form with active
cross-reference links for quick access to information.
Revision History
This table summarizes the changes made between revisions of this manual.
REV DESCRIPTION DATE/BY
6 Initial release
11/04/02
ak
A
Product Specification Changes and Updates
Add Vcc and Vddx sleep current specs (6.2.4)
Add power consumption measurements and plots (6.2.5)Change
ADSmartIO PA5 from VBATT_NEG to DC_GOOD (4.3.7,
6.2.1)
Change DCIN_POS parameter to VBATT_POS, reduce minimum
voltage from 6 to 5 V and add note 15.
Add Vsleep,hyst parameter and note (6.2.1)
Lower Vsleep voltage specification (6.2.1)
Update value for Rtl (6.2.6, 7.2.5)
Update value for Rp pcmcia (6.2.12)
Add max current drain on Vref (6.2.6)
Add specs for PCMCIA VS and CD pull-up voltage and resistance
(6.2.12)
Add contrast circuit power specifications to section 6.2.2.
Add note about analog input resolution (6.2.6)
Indicate that PD0 and PD1 are for dedicated functions and not
available for general purpose use (3.3.8, 4.3.7)
Increase 5 V PCMCIA/CF socket power to 2.5W (6.2.12)
5/2/2003
ak