PIC18F1220-I/SO Microchip Technology Inc., PIC18F1220-I/SO Datasheet - Page 134
![no-image](/images/manufacturer_photos/0/4/440/microchip_technology_inc__sml.jpg)
PIC18F1220-I/SO
Manufacturer Part Number
PIC18F1220-I/SO
Description
Microcontroller; 4 KB Flash; 256 RAM; 256 EEPROM; 16 I/O; 18-Pin-SOIC
Manufacturer
Microchip Technology Inc.
Datasheet
1.PIC18F1220-ISO.pdf
(310 pages)
Specifications of PIC18F1220-I/SO
A/d Inputs
7-Channel, 10-Bit
Cpu Speed
10 MIPS
Eeprom Memory
256 Bytes
Input Output
16
Interface
USART
Memory Type
Flash
Number Of Bits
8
Package Type
18-pin SOIC
Programmable Memory
4K Bytes
Ram Size
256 Bytes
Speed
20 MHz
Timers
1-8-bit, 3-16-bit
Voltage, Range
2-5.5 V
Lead Free Status / Rohs Status
RoHS Compliant part
Electrostatic Device
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PIC18F1220/1320
REGISTER 16-1:
DS39605C-page 132
bit 7
bit 6
bit 5
bit 4
bit 3
bit 2
bit 1
bit 0
TXSTA: TRANSMIT STATUS AND CONTROL REGISTER
bit 7
CSRC: Clock Source Select bit
Asynchronous mode:
Don’t care.
Synchronous mode:
1 = Master mode (clock generated internally from BRG)
0 = Slave mode (clock from external source)
TX9: 9-bit Transmit Enable bit
1 = Selects 9-bit transmission
0 = Selects 8-bit transmission
TXEN: Transmit Enable bit
1 = Transmit enabled
0 = Transmit disabled
SYNC: EUSART Mode Select bit
1 = Synchronous mode
0 = Asynchronous mode
SENDB: Send Break Character bit
Asynchronous mode:
1 = Send Sync Break on next transmission (cleared by hardware upon completion)
0 = Sync Break transmission completed
Synchronous mode:
Don’t care.
BRGH: High Baud Rate Select bit
Asynchronous mode:
1 = High speed
0 = Low speed
Synchronous mode:
Unused in this mode.
TRMT: Transmit Shift Register Status bit
1 = TSR Idle
0 = TSR busy
TX9D: 9th bit of Transmit Data
Can be address/data bit or a parity bit.
Legend:
R = Readable bit
-n = Value at POR
CSRC
R/W-0
Note:
SREN/CREN overrides TXEN in Sync mode.
R/W-0
TX9
R/W-0
TXEN
W = Writable bit
‘1’ = Bit is set
R/W-0
SYNC
SENDB
U = Unimplemented bit, read as ‘0’
‘0’ = Bit is cleared
U-0
R/W-0
BRGH
2004 Microchip Technology Inc.
x = Bit is unknown
TRMT
R-1
R/W-0
TX9D
bit 0
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