Constant avrd::atmega645::enum_sut_cksel::EXTXOSC_0MHZ4_0MHZ9_16KCK_4MS1

pub const EXTXOSC_0MHZ4_0MHZ9_16KCK_4MS1: u32 = 0x29;

Ext. Crystal Osc. 0.4-0.9 MHz; Start-up time: 16K CK + 4.1 ms.