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MCP19124 Datasheet(PDF) 182 Page - Microchip Technology

Part # MCP19124
Description  Digitally-Enhanced Power Analog Synchronous Low-Side Dual-Loop PWM Controller
PDF  236 Pages
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Manufacturer  MICROCHIP [Microchip Technology]
Direct Link  http://www.microchip.com
Logo MICROCHIP - Microchip Technology

MCP19124 Datasheet(HTML) 182 Page - Microchip Technology

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FIGURE 28-20:
I2C MASTER MODE WAVEFORM (TRANSMISSION, 7 OR 10-BIT ADDRESS)
SDA
SCL
SSPIF
BF (SSPSTAT0)
SEN
A7
A6
A5
A4
A3
A2
A1
ACK = 0
D7
D6
D5
D4
D3
D2
D1
D0
ACK
R/W = 0
Transmit Address to Slave
1
2
3
4
5
6
7
89
123
4
5
67
8
9
P
SSPBUF is written by software
After Start condition, SEN cleared by hardware
S
SEN = 0
Write SSPCON2<0> SEN = 1
Start condition begins
Cleared by software
SSPBUF written
PEN
R/W
Cleared by software
From slave, clear ACKSTAT bit
SSPCON2<6>
Transmitting Data or Second Half
of 10-bit Address
ACKSTAT in
SSPCON2 = 1
SSPBUF written with 7-bit address and R/W
start transmit
SCL held low
while CPU
responds to SSPIF
Cleared by software service routine
from SSP interrupt



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