Datasheet

Detailed Register Address Map
S12XS Family Reference Manual, Rev. 1.13
Freescale Semiconductor 713
Appendix E
Detailed Register Address Map
E.1 Detailed Register Map
The following tables show the detailed register map of the S12XS family.
0x0000–0x0009 Port Integration Module (PIM) Map 1 of 5
Address Name Bit 7 Bit 6 Bit 5 Bit 4 Bit 3 Bit 2 Bit 1 Bit 0
0x0000 PORTA
R
PA7 PA6 PA5 PA4 PA3 PA2 PA1 PA 0
W
0x0001 PORTB
R
PB7 PB6 PB5 PB4 PB3 PB2 PB1 PB0
W
0x0002 DDRA
R
DDRA7 DDRA6 DDRA5 DDRA4 DDRA3 DDRA2 DDRA1 DDRA0
W
0x0003 DDRB
R
DDRB7 DDRB6 DDRB5 DDRB4 DDRB3 DDRB2 DDRB1 DDRB0
W
0x0004 Reserved
R00000000
W
0x0005 Reserved
R00000000
W
0x0006 Reserved
R00000000
W
0x0007 Reserved
R00000000
W
0x0008 PORTE
R
PE7 PE6 PE5 PE4 PE3 PE2
PE1 PE0
W
0x0009 DDRE
R
DDRE7 DDRE6 DDRE5 DDRE4 DDRE3 DDRE2
00
W
0x000A–0x000B Module Mapping Control (S12XMMC) Map 1 of 2
Address Name Bit 7 Bit 6 Bit 5 Bit 4 Bit 3 Bit 2 Bit 1 Bit 0
0x000A Reserved
R00000000
W
0x000B MODE
R
MODC
0000000
W
0x000C–0x000D Port Integration Module (PIM) Map 2 of 5
Address Name Bit 7 Bit 6 Bit 5 Bit 4 Bit 3 Bit 2 Bit 1 Bit 0
0x000C PUCR
R
PUPKE BKPUE
0
PUPEE
00
PUPBE PUPAE
W
0x000D RDRIV
R
RDPK
00
RDPE
00
RDPB RDPA
W