MC908JL16CFAE FREESCALE [Freescale Semiconductor, Inc], MC908JL16CFAE Datasheet - Page 21

• Manufacturer Part Number: MC908JL16CFAE
• Description: Microcontrollers
• Manufacturer: FREESCALE [Freescale Semiconductor, Inc]

1.5 Pin Functions
Description of the pin functions are provided in
Freescale Semiconductor
OSC2/RCCLK
Pin Name
OSC1
RST
V
V
IRQ
DD
SS
OSC2/RCCLK/PTA6/KBI6
Power supply
Power supply ground
Reset input, active low; with internal pull up and Schmitt trigger input
External IRQ pin; with programmable internal pull up and Schmitt
trigger input
Used for monitor mode entry
Crystal or RC oscillator input
OSC2: crystal oscillator output; inverted OSC1 signal
RCCLK: RC oscillator clock output
Pin as PTA6/KBI6 (see PTA0–PTA7)
PTA2/KBI2/SDA
PTA3/KBI3/SCL
PTD7/RxD/SDA
PTD6/TxD/SCL
PTB7/ADC7
PTB6/ADC6
PTB5/ADC5
PTA0/KBI0
PTA1/KBI1
OSC1
IRQ
V
V
Figure 1-4. 28-Pin PDIP/SOIC Pin Assignment
DD
SS
1
2
3
4
5
6
7
8
9
10
11
12
13
14
MC68HC908JL16 Data Sheet, Rev. 1.1
Pin Description
Table 1-1. Pin Functions
28
27
26
25
24
23
22
21
20
19
18
17
16
15
RST
PTA5/KBI5
PTD4/T1CH0
PTD5/T1CH1
PTD2/ADC9
PTA4/KBI4
PTD3/ADC8
PTB0/ADC0
PTB1/ADC1
PTD1/ADC10
PTB2/ADC2
PTB3/ADC3
PTD0/ADC11
PTB4/ADC4
Table
1-1.
Set these unused port I/Os to output low.
Pins not available on 28-pin packages
PTA7/KBI7
Internal pads are unconnected.
Input/Output
Input/output
Input/output
ADC12/T2CLK
PTE0/T2CH0
PTE1/T2CH1
Output
Output
Output
Input
Input
Input
Input
Continued on next page
Pin Functions
V
5 V or 3 V
DD
Voltage
Level
V
V
V
V
V
V
V
0V
to V
DD
DD
DD
DD
DD
DD
DD
TST
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