fix: move to bus busy on arbitration err or start condition

fix: count to 9, make i2c frequency 10 MHz

feat: simplify bcd counter

fix: make sure clock divider has 50 % duty cycle

fix: full_on skips indices

fix: many changes

fix: issues on master

fix: issues in master logic

fix: some stuff

fix: logic fixes master state

fix: address generator minor issues

fix: start stop condition generator behavior

fix: make sure scl changed after delay

fix: scl generator minor mistakes

feat: add master top entity

feat: synchronize reset in mcu slave tops

feat: add master state entity

feat: add scl generator

feat: add address generator

feat: add start, stop condition generator