Hmmm, have you proof that the 32768 xtal is actually oscillating? Have you calculated load caps as per table 8-8 and associated text in the datasheet? Have you read section 17.9 of the datasheet and checked the code is DTRT?
Hmmm, have you proof that the 32768 xtal is actually oscillating? Have you calculated load caps as per table 8-8 and associated text in the datasheet? Have you read section 17.9 of the datasheet and checked the code is DTRT?