CY8CTMG201A-32LQXI Cypress Semiconductor Corp, CY8CTMG201A-32LQXI Datasheet - Page 120
CY8CTMG201A-32LQXI
Manufacturer Part Number
CY8CTMG201A-32LQXI
Description
CY8CTMG201A-32LQXI
Manufacturer
Cypress Semiconductor Corp
Series
TrueTouch™r
Datasheet
1.CY8CTST200-16LGXI.pdf
(308 pages)
Specifications of CY8CTMG201A-32LQXI
Applications
Touchscreen Controller
Core Processor
M8C
Program Memory Type
FLASH (16 kB)
Controller Series
CY8CT
Ram Size
2K x 8
Interface
I²C, SPI, UART/USART, USB
Number Of I /o
28
Voltage - Supply
1.8 V
Operating Temperature
-40°C ~ 85°C
Mounting Type
*
Package / Case
*
Processor Series
CY8CTxx2xxA
Core
M8C
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
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by the external master through a write command and if the
pointer value exceeds 1Fh, a NACK is sent.
The following diagram illustrates the bus communication for a data write, a data pointer write, and a data read operation.
Remember that a data write operation always rewrites the data pointer.
I2C Slave
120
S
S
S
Set Slave Data Pointer
Read x Bytes to I2C Slave
Write x Bytes to I2C Slave
A A A A A A A
6 5 4 3 2 1 0
A A A A A A A
6 5 4 3 2 1 0
A A A A A A A
6 5 4 3 2 1 0
Slave
Addr
Slave
Addr
Slave
Addr
R
W
R
W
R
W
A
A
A
R R R R R R R R
7 6 5 4 3 2 1 0
Figure 15-4. Two-Wire Interface Bus Communication
R R R R R R R R
7 6 5 4 3 2 1 0
R R R R R R R R
7 6 5 4 3 2 1 0
Address(n)
Address(n)
Data(n)
Data
Data
PSoC CY8CTMG20x and CY8CTST200 TRM, Document No. 001-53603 Rev. *C
A
A P
A
D D D D D D D D
7 6 5 4 3 2 1 0
D D D D D D D D
7 6 5 4 3 2 1 0
Data(n+1)
Data(n)
A
A
D D D D D D D D
7 6 5 4 3 2 1 0
D D D D D D D D
7 6 5 4 3 2 1 0
Data(n+1)
Data(n+2)
A
A
D D D D D D D D
7 6 5 4 3 2 1 0
D D D D D D D D
7 6 5 4 3 2 1 0
Data(n+x)
Data(n+x)
Legend
Master
Slave
A P
A P
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