MCP2210 MICROCHIP [Microchip Technology], MCP2210 Datasheet - Page 36

• Manufacturer Part Number: MCP2210
• Description: USB-to-SPI Protocol Converter with GPIO (Master Mode)
• Manufacturer: MICROCHIP [Microchip Technology]

MCP2210
3.2.2
TABLE 3-35:
DS22288A-page 36
Index
Byte
10
12
13
14
15
11
0
1
2
3
4
5
6
7
8
9
SET (VM) SPI TRANSFER SETTINGS
0x40 – Set (VM) SPI Transfer Settings (volatile memory)
0x00 – Reserved
0x00 – Reserved
0x00 – Reserved
Bit Rate (Byte 3) – 32-bit value (Byte 0, Byte 1, Byte 2, Byte 3)
Bit Rate (Byte 2) – 32-bit value (Byte 0, Byte 1, Byte 2, Byte 3)
Bit Rate (Byte 1) – 32-bit value (Byte 0, Byte 1, Byte 2, Byte 3)
Bit Rate (Byte 0) – 32-bit value (Byte 0, Byte 1, Byte 2, Byte 3)
Idle Chip Select Value – 16-bit value (low byte):
• MSB
Idle Chip Select Value – 16-bit value (high byte):
• MSB
Active Chip Select Value – 16-bit value (low byte):
• MSB
Active Chip Select Value – 16-bit value (high byte):
• MSB
Chip Select to Data Delay (quanta of 100 µs) – 16-bit value (low byte)
Chip Select to Data Delay (quanta of 100 µs) – 16-bit value (high byte)
Last Data Byte to CS (de-asserted) Delay (quanta of 100 µs) – 16-bit value (low byte)
Last Data Byte to CS (de-asserted) Delay (quanta of 100 µs) – 16-bit value (high byte)
- This byte position will have a value of = 0x00
- This byte position will have a value of = 0x1B
- This byte position will have a value of = 0xB7
- This byte position will have a value of = 0x00
CS7 CS6 CS5
CS7 CS6 CS5
- This byte position will have a value of: 0x05
- This byte position will have a value of: 0x00
- This byte position will have a value of: 0x05
- This byte position will have a value of: 0x00
Example: If a 500 µs delay between the CS being asserted and the first byte of data is required, the
Example: If a 500 µs delay between the last data byte sent and the CS being asserted is required, the
Example: If we have 500 µs delay between the CS being asserted and the first byte of data, the value
Example: If a 500 µs delay between the last data byte sent and the CS being de-asserted is required,
x
x
Example: Bit rate = 12,000,000 bps = 00B7 1B00
Example: Bit rate = 12,000,000 bps = 00B7 1B00
Example: Bit rate = 12,000,000 bps = 00B7 1B00
Example: Bit rate = 12,000,000 bps = 00B7 1B00
COMMAND 1 STRUCTURE
–
–
–
x
–
x
value will be 0x0005.
the value will be 0x0005.
value will be 0x0005.
will be 0x0005.
–
–
x
x
–
–
CS4
CS4
x
x
–
–
–
–
–
–
CS3
x
CS3
x
–
–
–
–
x
x
CS2
CS2
–
–
–
x
–
x
CS1
CS1
–
–
CS8
CS8
LSB
LSB
Meaning
LSB
LSB
CS0
CS0
 2011 Microchip Technology Inc.