Labels Milestones
BackHolder with leaf spring, Keystone, https://ken.keyeuro.eu/cat/590.pdf AA battery holder for 2020, 2025 and 2032 coincell batteries. Http://www.keyelco.com/product-pdf.cfm?p=798 Keystone type 103 battery holder Keystone #500, 12mm CR1220 battery holder, Memory Protection Devices P/N BC2AAPC, http://www.memoryprotectiondevices.com/datasheets/BC2AAPC-datasheet.pdf 2xAA cell battery CR-1025 coin cell retainer Keystone type 2993 negative battery contact Keystone type 2993.
- Size 9.78x17.42mm (see e.g.
- 0.65mm pitch (http://cache.freescale.com/files/shared/doc/package_info/98ASS23330W.pdf, http://www.nxp.com/docs/en/application-note/AN4388.pdf PQFP.
- LCD 4x10 character 3.3V VDD I2C.