参数资料
型号: MC56F8347MPY60
厂商: FREESCALE SEMICONDUCTOR INC
元件分类: 数字信号处理
英文描述: 16-BIT, 120 MHz, OTHER DSP, PQFP160
封装: LQFP-160
文件页数: 19/172页
文件大小: 2202K
代理商: MC56F8347MPY60
Register Descriptions
56F8347 Technical Data, Rev. 5.0
Freescale Semiconductor
115
Preliminary
Figure 6-10 Overall Control of Pads Using SIM_GPS Control
Figure 6-11 GPIO Peripheral Select Register (SIM_GPS)
Table 6-2 Control of Pads Using SIM_GPS Control 1
1. This applies to the four pins that serve as Quad Decoder / Quad Timer / SPI / GPIOC functions. A separate set of control bits
is used for each pin.
Pin Function
Control Registers
Comments
GPIOC
_
PER
GPI
O
C
_
DT
R
SIM
_
GPS
Qu
ad
T
im
e
r
SCR
Re
gis
te
r
OE
N
b
it
s
GPIO Input
0
GPIO Output
0
1
Quad Timer Input /
Quad Decoder Input 2
2. Reset configuration
1
0
See the “Switch Matrix for Inputs to the Timer”
table in the 56F8300 Peripheral User’s
Manual for the definition of the timer inputs
based on the Quad Decoder Mode
configuration.
Quad Timer Output /
Quad Decoder Input 3
3. Quad Decoder pins are always inputs and function in conjunction with the Quad Timer pins.
1—
0
1
SPI input
1
1
See SPI controls for determining the direction
of each of the SPI pins.
SPI output
1
1
Base + $B
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
0
Read
0
C3
C2
C1
C0
Write
RESET
00
0000
00000
0
GPIOC_PER Register
GPIO Controlled
I/O Pad Control
SIM_ GPS Register
Quad Timer Controlled
SPI Controlled
0
1
0
1
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