# sh7750.c
sh7750_porta(uint16_t prev, uint16_t cur, uint16_t pdtr, uint16_t pctr) "porta changed from 0x%04x to 0x%04x\npdtra=0x%04x, pctra=0x%08x"
sh7750_portb(uint16_t prev, uint16_t cur, uint16_t pdtr, uint16_t pctr) "portb changed from 0x%04x to 0x%04x\npdtrb=0x%04x, pctrb=0x%08x"