On Thu, Apr 16, 2009 at 05:43:18PM +0200, Gianluca Renzi wrote: > Hello list, > I would like to know if there is something wrong in my setup. > I have a custom board s3c2442BL based. > I ported some test points into a strip just to have an "expansion connector". > Those pins are GPA12..GPA16. On reset they are at 1.8V is it normal? > If I configure them as OUTPUT in GPACON register and write the corresponding > bit High its level remains 1.8V not 3.3V. Is it normal? It looks like it has > some PULLDOWN register enabled, but the GPIO A is the only port that *DOES > NOT > HAVE* such register (from port B to port J they have PD regs...) > They are wired DIRECTLY from CPU pins to strip pins. No pullup, pulldown or > whatever...
are you sure these pins are referenced to VDDio, and not VDDmem? -- Ben Q: What's a light-year? A: One-third less calories than a regular year.
