Freescale Semiconductor, Inc.
SS
(INPUT)
1
13
12
3
5
4
SCK (CPOL = 0)
(INPUT)
4
5
2
SCK (CPOL = 1)
(INPUT)
8
12
13
SLAVE LSB OUT
11 11
9
MISO
(OUTPUT)
SEE
NOTE
SLAVE
6
MSB OUT
7
BIT 6 - - - -1
10
BIT 6 - - - -1
MOSI
(INPUT)
MSB IN
LSB IN
NOTE: Not defined but normally MSB of character just received.
Figure A-12 SPI Slave Timing (CPHA = 0)
SS
(INPUT)
1
12
13
5
4
SCK (CPOL = 0)
(INPUT)
4
5
2
3
SCK (CPOL = 1)
(INPUT)
8
10
13
12
9
MISO
(OUTPUT)
SEE
NOTE
SLAVE
6
MSB OUT
7
BIT 6 - - - -1
SLAVE LSB OUT
10
BIT 6 - - - -1
11
MOSI
(INPUT)
MSB IN
LSB IN
NOTE: Not defined but normally LSB of character previously transmitted.
Figure A-13 SPI Slave Timing (CPHA = 1)
ELECTRICAL CHARACTERISTICS
MC68HC11F1
A-16
TECHNICAL DATA
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