MC68HC05B6_13 Datasheet, PDF (202/302 Pages) Freescale Semiconductor, Inc – Microcontrollers

Address
HDSK out
(PC5)
Data
HDSK in
(PC6)
F29
Data read
Figure E-5 Timing diagram with handshake
Data read
Address
Data
t_COOE
t_ADE
t_DHE
t_COOE
t_ADE
t_DHE
t_COOE
t_ADE
t_DHE
t_CDDE
t_ADE
t_DHE
t_ADE max (address to data delay)
t_DHA min (data hold time)
t_COOE (load cycle time)
t_CDDE (programming cycle time)
5 machine cycles
14 machine cycles
117 machine cycles < t_COOE < 150 machine cycles
t_COOE + t_PROG (5ms nominal for EPROM; 10ms for EEPROM1))
1 machine cycle = 1/(2f₀(Xtal))
Figure E-6 Parallel EPROM loader timing diagram
14
Freescale
E-14
MC68HC705B16
MC68HC05B6
Rev. 4.1