MC96F6432
222
June 22, 2018 Ver. 2.9
11.12.21 USI0 I2C Block Diagram
Receive Shift Register
(RXSR)
Transmit Shift Register
(TXSR)
I
N
T
E
R
N
A
L
B
U
S
L
I
N
E
SCLK
(fx: System clock)
SDA0
SCL0
USI0DR, (Rx)
VSS
N-ch
VSS
N-ch
SCL0 Out
Controller
SDA0 In/Out
Controller
SDA Hold Time Register
USI0SDHR
SCL Low Period Register
USI0SCLR
SCL High Period Register
USI0SCHR
Time Generator
And
Time Controller
USI0DR, (Tx)
Slave Address Register
USI0SAR
General Call And
Address Detector
USI0GCE
STOP/START
Condition Generator
STOPC0
STARTC0
ACK Signal
Generator
ACK0EN
RXACK0, GCALL0,
TEND0, STOPD0,
SSEL0, MLOST0,
BUSY0, TMODE0
Interrupt
Generator
To interrupt
block
IIC0IFR
IIC0IE
NOTE) When the USI0 block is an I2C mode and the corresponding port is an sub-function for SCL0/SDA0 pin,
The SCL0/SDA0 pins are automatically set to the N-channel open-drain outputs and the input latch is read
in the case of reading the pins. The corresponding pull-up resistor is determined by the control register.
Figure 11.77 USI0 I2C Block Diagram
Содержание MC96F6332D
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Страница 25: ...MC96F6432 June 22 2018 Ver 2 9 25 Figure 4 2 44 Pin MQFP Package...
Страница 26: ...MC96F6432 26 June 22 2018 Ver 2 9 Figure 4 3 32 Pin LQFP Package...
Страница 27: ...MC96F6432 June 22 2018 Ver 2 9 27 Figure 4 4 32 Pin SOP Package...
Страница 28: ...MC96F6432 28 June 22 2018 Ver 2 9 Figure 4 5 28 Pin SOP Package...