PIC12F1840-I/P Microchip Technology, PIC12F1840-I/P Datasheet - Page 255

• Manufacturer Part Number: PIC12F1840-I/P
• Description: 7 KB Flash, 256 Bytes RAM, 32 MHz Int. Osc, 6 I/0, Enhanced Mid Range Core 8 PDI
• Manufacturer: Microchip Technology

Specifications of PIC12F1840-I/P

• Processor Series: PIC12F
• Core: PIC
• Program Memory Type: Flash
• Program Memory Size: 7 KB
• Data Ram Size: 256 B
• Interface Type: MI2C, SPI, EUSART
• Number Of Timers: 3
• Operating Supply Voltage: 1.8 V to 5.5 V
• Maximum Operating Temperature: + 85 C
• Mounting Style: Through Hole
• Package / Case: PDIP-8
• Development Tools By Supplier: MPLAB IDE Software
• Minimum Operating Temperature: - 40 C
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant

FIGURE 25-34:
FIGURE 25-35:
 2011 Microchip Technology Inc.
SDA
SCL
SEN
S
BCL1IF
SSP1IF
S
BCL1IF
SSP1IF
SDA
SCL
SEN
BUS COLLISION DURING START CONDITION (SCL = 0)
BRG RESET DUE TO SDA ARBITRATION DURING START CONDITION
SDA pulled low by other master.
Reset BRG and assert SDA.
’0’
’0’
SCL = 0 before BRG time-out,
bus collision occurs. Set BCL1IF.
Set SEN, enable Start
sequence if SDA = 1, SCL = 1
Less than T
BRG
SDA = 0, SCL = 1
SDA = 0, SCL = 1
Preliminary
SDA = 0, SCL = 1,
set SSP1IF
T
Set SEN, enable Start
sequence if SDA = 1, SCL = 1
BRG
S
Set S
T
BRG
T
BRG
Set SSP1IF
SCL = 0 before SDA = 0,
bus collision occurs. Set BCL1IF.
SCL pulled low after BRG
time-out
PIC12(L)F1840
Interrupt cleared
by software
Interrupts cleared
by software
’0’
’0’
’0’
DS41441B-page 255