MCP2210 MICROCHIP [Microchip Technology], MCP2210 Datasheet - Page 37

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

TABLE 3-35:
3.2.2.1
TABLE 3-36:
 2011 Microchip Technology Inc.
Index
21-63
Index
Byte
Byte
16
17
18
19
20
0
1
2
3
4
5
6
7
8
9
Delay Between Subsequent Data Bytes (quanta of 100 µs) – 16-bit value (low byte)
Delay Between Subsequent Data Bytes (quanta of 100 µs) – 16-bit value (high byte)
Bytes to Transfer per SPI Transaction – 16-bit value (low byte)
Bytes to Transfer per SPI Transaction – 16-bit value (high byte)
SPI Mode
• 0x00 – SPI mode 0
• 0x01 – SPI mode 1
• 0x02 – SPI mode 2
• 0x03 – SPI mode 3
Don’t care
0x40 – Echoes back the completed command for Set (VM) SPI Transfer Settings code
0x00 – Command Completed Successfully
Don’t Care
Don’t Care
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
Responses
- 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: 0xE2
- This byte position will have a value of: 0x04
- 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
Example: If a 500 µs delay between two consecutive data bytes is required, the value will be 0x0005.
Example: If a 500 µs delay between two consecutive data bytes is required, the value will be 0x0005.
Example: If an SPI transaction of 1250 bytes long is required, the corresponding hex value
Example: If an SPI transaction of 1250 bytes long is required, the corresponding hex value
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 (CONTINUED)
RESPONSE 1 STRUCTURE
–
–
x
will be 0x04E2.
will be 0x04E2.
–
x
–
CS4
x
–
–
–
CS3
x
–
–
x
CS2
–
–
x
CS1
–
CS8
LSB
Meaning
Meaning
LSB
CS0
MCP2210
DS22288A-page 37