PIC18F2550-I/SP Microchip Technology Inc., PIC18F2550-I/SP Datasheet - Page 207
PIC18F2550-I/SP
Manufacturer Part Number
PIC18F2550-I/SP
Description
Microcontroller; 32 KB Flash; 2048 RAM; 256 EEPROM; 24 I/O; 28-Pin-SPDIP
Manufacturer
Microchip Technology Inc.
Datasheet
1.PIC18F2550-ISP.pdf
(430 pages)
Specifications of PIC18F2550-I/SP
A/d Inputs
10-Channel, 10-Bit
Comparators
2
Cpu Speed
12 MIPS
Eeprom Memory
256 Bytes
Input Output
23
Interface
I2C/SPI/USART/USB
Memory Type
Flash
Number Of Bits
8
Package Type
28-pin SPDIP
Programmable Memory
32K Bytes
Ram Size
2K Bytes
Speed
48 MHz
Timers
1-8-bit, 3-16-bit
Voltage, Range
2-5.5 V
Lead Free Status / Rohs Status
RoHS Compliant part
Electrostatic Device
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
PIC18F2550-I/SP
Manufacturer:
MICROCHIP
Quantity:
2 100
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REGISTER 19-5:
© 2006 Microchip Technology Inc.
bit 7
Legend:
R = Readable bit
-n = Value at POR
bit 7
bit 6
bit 5
bit 4
bit 3
bit 2
bit 1
bit 0
Note 1:
R/W-0
GCEN
2:
Value that will be transmitted when the user initiates an Acknowledge sequence at the end of a receive.
If the I
writes to the SSPBUF are disabled).
GCEN: General Call Enable bit (Slave mode only)
Unused in Master mode.
ACKSTAT: Acknowledge Status bit (Master Transmit mode only)
1 = Acknowledge was not received from slave
0 = Acknowledge was received from slave
ACKDT: Acknowledge Data bit (Master Receive mode only)
1 = Not Acknowledge
0 = Acknowledge
ACKEN: Acknowledge Sequence Enable bit
1 = Initiate Acknowledge sequence on SDA and SCL pins and transmit ACKDT data bit. Automatically
0 = Acknowledge sequence Idle
RCEN: Receive Enable bit (Master Receive mode only)
1 = Enables Receive mode for I
0 = Receive Idle
PEN: Stop Condition Enable bit
1 = Initiate Stop condition on SDA and SCL pins. Automatically cleared by hardware.
0 = Stop condition Idle
RSEN: Repeated Start Condition Enable bit
1 = Initiate Repeated Start condition on SDA and SCL pins. Automatically cleared by hardware.
0 = Repeated Start condition Idle
SEN: Start Condition Enable/Stretch Enable bit
1 = Initiate Start condition on SDA and SCL pins. Automatically cleared by hardware.
0 = Start condition Idle
2
ACKSTAT
C module is active, these bits may not be set (no spooling) and the SSPBUF may not be written (or
R/W-0
cleared by hardware.
SSPCON2: MSSP CONTROL REGISTER 2 (I
W = Writable bit
‘1’ = Bit is set
ACKDT
R/W-0
(1)
PIC18F2455/2550/4455/4550
ACKEN
(2)
2
R/W-0
C
Preliminary
(2)
U = Unimplemented bit, read as ‘0’
‘0’ = Bit is cleared
(2)
(2)
RCEN
R/W-0
(2)
(2)
(2)
2
C™ MASTER MODE)
(1)
PEN
R/W-0
(2)
x = Bit is unknown
RSEN
R/W-0
(2)
DS39632C-page 205
SEN
R/W-0
(2)
bit 0
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