MC912DG128ACPVE Datasheet, PDF (438/478 Pages) Freescale Semiconductor, Inc – Upward compatible with M68HC11 instruction set

Freescale Semiconductor, Inc.
Electrical Specifications
SS¹
(OUTPUT)
SCK
(CPOL = 0)
(OUTPUT)
2
1
4
SCK
(CPOL = 1)
(OUTPUT)
MISO
(INPUT)
6
7
MSB IN²
MOSI
(OUTPUT)
10
MSB OUT²
1. _SS output mode (DDS7 = 1, SSOE = 1).
2. LSBF = 0. For LSBF = 1, bit order is LSB, bit 1, ..., bit 6, MSB.
4
BIT 6 . . . 1
10
BIT 6 . . . 1
12
13
LSB IN
LSB OUT
A) SPI Master Timing (CPHA = 0)
5
3
11
SS¹
(OUTPUT)
SCK
(CPOL = 0)
(OUTPUT)
SCK
(CPOL = 1)
(OUTPUT)
MISO
(INPUT)
10
MOSI
(OUTPUT)
PORT DATA
1
2
4
4
6
7
MSB IN²
MASTER MSB OUT²
1. _SS output mode (DDS7 = 1, SSOE = 1).
2. LSBF = 0. For LSBF = 1, bit order is LSB, bit 1, ..., bit 6, MSB.
13
12
BIT 6 . . . 1
11
BIT 6 . . . 1
5
12
3
13
LSB IN
MASTER LSB OUT
PORT DATA
B) SPI Master Timing (CPHA = 1)
Figure 21-9. SPI Timing Diagram (1 of 2)
Technical Data
438
MC68HC912DT128A — Rev 4.0
Electrical Specifications
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