Freescale Semiconductor MC68HC08KH12 manual Control, Status, and Data Registers

Addr.

$0000 $0001 $0002 $0003 $0004 $0005 $0006 $0007 $0008 $0009 $000A $000B $000C $000D $000E $000F

Name		Bit 7	6	5	4	3	2	1	Bit 0
Port A Data Register (PTA)	R:	PTA7	PTA6	PTA5	PTA4	PTA3	PTA2	PTA1	PTA0
	W:
Port B Data Register (PTB)	R:	PTB7	PTB6	PTB5	PTB4	PTB3	PTB2	PTB1	PTB0
	W:
Port C Data Register (PTC)	R:	0	0	0	PTC4	PTC3	PTC2	PTC1	PTC0
	W:
Port D Data Register (PTD)	R:	PTD7	PTD6	PTD5	PTD4	PTD3	PTD2	PTD1	PTD0
	W:
Data Direction Register A (DDRA)	R:	DDRA7	DDRA6	DDRA5	DDRA4	DDRA3	DDRA2	DDRA1	DDRA0
	W:
Data Direction Register B (DDRB)	R:	DDRB7	DDRB6	DDRB5	DDRB4	DDRB3	DDRB2	DDRB1	DDRB0
	W:
Data Direction Register C (DDRC)	R:	0	0	0	DDRC4	DDRC3	DDRC2	DDRC1	DDRC0
	W:
Data Direction Register D (DDRD)	R:	DDRD7	DDRD6	DDRD5	DDRD4	DDRD3	DDRD2	DDRD1	DDRD0
	W:
Port E Data Register (PTE)	R:	0	0	0	PTE4	PTE3	PTE2	PTE1	PTE0
	W:
Port F Data Register (PTF)	R:	PTF7	PTF6	PTF5	PTF4	PTF3	PTF2	PTF1	PTF0
	W:
Data Direction Register E (DDRE)	R:	0	0	0	DDRE4	DDRE3	DDRE2	DDRE1	DDRE0
	W:
Data Direction Register F (DDRF)	R:	DDRF7	DDRF6	DDRF5	DDRF4	DDRF3	DDRF2	DDRF1	DDRF0
	W:
Port D Keyboard Status and	R:	0	0	0	0	KEYDF	0	IMASKD	MODED
Control Register (KBDSCR)	W:						ACKD
Port D Keyboard Interrupt Enable	R:	KBDIE7	KBDIE6	KBDIE5	KBDIE4	KBDIE3	KBDIE2	KBDIE1	KBDIE0
Register (KBDIER)
Port E Keyboard Status and	R:	0	0	0	0	KEYEF	0	IMASKE	MODEE
Control Register (KBESCR)	W:						ACKE
Port E Keyboard Interrupt Enable	R:	PEPE3	PEPE2	PEPE1	PEPE0	KBEIE3	KBEIE2	KBEIE1	KBEIE0
Register (KBEIER)	W:

= Unimplemented

R

= Reserved

Figure 2-2. Control, Status, and Data Registers

Advance Information	MC68HC(7)08KH12 — Rev. 1.1
36	Freescale Semiconductor