MC908JL8CDWE Datasheet, PDF (152/212 Pages) Freescale Semiconductor, Inc – Microcontrollers

Input/Output (I/O) Ports
Addr.
$000D
$000E
Register Name
Bit 7
Port A Input Pull-up Enable Read:
Register Write:
PTA6EN
(PTAPUE) _{Reset: 0}
PTA7 Input Pull-up
Enable Register
Read:
Write:
PTAPUE7
(PTA7PUE) _{Reset: 0}
6
PTAPUE6
0
0
5
PTAPUE5
0
0
4
PTAPUE4
0
0
3
PTAPUE3
0
0
2
PTAPUE2
0
0
1
PTAPUE1
0
0
Bit 0
PTAPUE0
0
0
Figure 11-1. I/O Port Register Summary
Table 11-1. Port Control Register Bits Summary
Port
Bit
DDR
Module
Module Control
Register
0
DDRA0
1
DDRA1
2
DDRA2
3
DDRA3
A
4
DDRA4
5
DDRA5
KBI
KBIER ($001B)
6
DDRA6
7
DDRA7
OSC
KBI
KBI
PTAPUE ($000D)
KBIER ($001B)
KBIER ($001B)
0
DDRB0
1
DDRB1
2
DDRB2
3
DDRB3
B
4
DDRB4
5
DDRB5
6
DDRB6
7
DDRB7
0
DDRD0
1
DDRD1
2
DDRD2
3
DDRD3
D
4
DDRD4
5
DDRD5
6
DDRD6
7
DDRD7
0
DDRE0
E
1
DDRE1
ADC
ADSCR ($003C)
ADC
TIM1
SCI
TIM2
ADSCR ($003C)
T1SC0 ($0025)
T1SC1 ($0028)
SCC1 ($0013)
T2SC0 ($0035)
T2SC1 ($0038)
1. RCCLK/PTA6/KBI6 pin is only available when OSCSEL=0 (RC option);
PTAPUE register has priority control over the port pin.
RCCLK/PTA6/KBI6 is the OSC2 pin when OSCSEL=1 (XTAL option).
Control Bit
KBIE0
KBIE1
KBIE2
KBIE3
KBIE4
KBIE5
PTA6EN
KBIE6
KBIE7
ADCH[4:0]
ADCH[4:0]
ELS0B:ELS0A
ELS1B:ELS1A
ENSCI
ELS0B:ELS0A
ELS1B:ELS1A
Pin
PTA0/KBI0
PTA1/KBI1
PTA2/KBI2
PTA3/KBI3
PTA4/KBI4
PTA5/KBI5
RCCLK/PTA6/KBI6⁽¹⁾
PTA7/KBI7
PTB0/ADC0
PTB1/ADC1
PTB2/ADC2
PTB3/ADC3
PTB4/ADC4
PTB5/ADC5
PTB6/ADC6
PTB7/ADC7
PTD0/ADC11
PTD1/ADC10
PTD2/ADC9
PTD3/ADC8
PTD4/T1CH0
PTD5/T1CH1
PTD6/TxD
PTD7/RxD
PTE0/T2CH0
PTE1/T2CH1
MC68HC908JL8/JK8 • MC68HC08JL8/JK8 • MC68HC908KL8 Data Sheet, Rev. 3.1
152
Freescale Semiconductor