mcf51mm256 Freescale Semiconductor, Inc, mcf51mm256 Datasheet - Page 42

• Manufacturer Part Number: mcf51mm256
• Description: 32-bit Coldfire V1 Central Processor Unit
• Manufacturer: Freescale Semiconductor, Inc

Preliminary Electrical Characteristics
42
(CPOL = 1)
(OUTPUT)
(CPOL = 0)
(INPUT)
(INPUT)
(INPUT)
(INPUT)
NOTE:
MOSI
MISO
(CPOL = 0)
(CPOL = 1)
(OUTPUT)
(OUTPUT)
(OUTPUT)
(OUTPUT)
SCK
SCK
1. Not defined, but normally MSB of character just received
(INPUT)
SS
NOTES:
MISO
MOSI
SS
SCK
SCK
1. SS output mode (MODFEN = 1, SSOE = 1).
2. LSBF = 0. For LSBF = 1, bit order is LSB, bit 1, ..., bit 6, MSB.
(1)
SLAVE
2
11
6
8
MSB IN
Figure 16. SPI Master Timing (CPHA = 1)
Figure 17. SPI Slave Timing (CPHA = 0)
2
MSB OUT
7
4
5
6
4
5
MSB IN
MSB OUT
2
2
(2)
7
5
4
(2)
5
4
BIT 6 . . . 1
BIT 6 . . . 1
11
BIT 6 . . . 1
12
BIT 6 . . . 1
SLAVE LSB OUT
LSB IN
12
LSB OUT
3
LSB IN
Freescale Semiconductor
NOTE
SEE
3
9