On 2019-11-19 10:33, Peter Rosin wrote: >> 'read' transactions return the read value, except for read_block, which >> returns the number of values read. The block buffers need not be longer >> than 32 bytes. >> > > Hmm, unrelated, but should that perhaps be "must not" instead of "need not"? Ahhh, hit 'send' and it all becomes crystal clear. The *read* buffers need not be larger than 32 bytes. Duh! Cheers, Peter