PIC16LF1903T-I/SO Microchip Technology, PIC16LF1903T-I/SO Datasheet - Page 233

• Manufacturer Part Number: PIC16LF1903T-I/SO
• Description: 7KB Flash, 256B RAM, LCD, 11x10b ADC, NanoWatt XLP 28 SOIC .300in T/R
• Manufacturer: Microchip Technology
• Series: PIC® XLP™ 16Fr

Specifications of PIC16LF1903T-I/SO

• Processor Series: PIC16LF190x
• Core: PIC
• Data Bus Width: 8 bit
• Program Memory Type: Flash
• Program Memory Size: 4 KB
• Data Ram Size: 256 B
• Maximum Clock Frequency: 20 MHz
• Number Of Programmable I/os: 25
• Number Of Timers: 2
• Operating Supply Voltage: 1.8 V to 3.6 V
• Maximum Operating Temperature: + 85 C
• Mounting Style: SMD/SMT
• Package / Case: SOIC-28
• Core Processor: PIC
• Core Size: 8-Bit
• Speed: 20MHz
• Connectivity: -
• Peripherals: Brown-out Detect/Reset, LCD, POR, PWM, WDT
• Number Of I /o: 25
• Eeprom Size: -
• Ram Size: 256 x 8
• Voltage - Supply (vcc/vdd): 1.8 V ~ 3.6 V
• Data Converters: A/D 11x10b
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°C
• Lead Free Status / Rohs Status: Details

INDEX
A
A/D
Absolute Maximum Ratings .............................................. 195
AC Characteristics
ADC .................................................................................. 113
ADCON0 Register....................................................... 25, 119
ADCON1 Register....................................................... 25, 120
ADDFSR ........................................................................... 185
ADDWFC .......................................................................... 185
ADRESH Register............................................................... 25
ADRESH Register (ADFM = 0) ......................................... 121
ADRESH Register (ADFM = 1) ......................................... 122
ADRESL Register (ADFM = 0).......................................... 121
ADRESL Register (ADFM = 1).......................................... 122
Analog-to-Digital Converter. See ADC
ANSELA Register ............................................................... 96
ANSELB Register ............................................................... 99
Assembler
B
Block Diagrams ................................................................. 4, 5
BORCON Register .............................................................. 45
BRA................................................................................... 186
Brown-out Reset (BOR) ...................................................... 45
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Specifications............................................................ 210
Industrial and Extended (PIC16LF1902/3-I/E) .......... 204
Load Conditions ........................................................ 203
Acquisition Requirements ......................................... 123
Associated registers.................................................. 125
Block Diagram........................................................... 113
Calculating Acquisition Time..................................... 123
Channel Selection..................................................... 114
Configuration............................................................. 114
Configuring Interrupt ................................................. 118
Conversion Clock...................................................... 114
Conversion Procedure .............................................. 118
Internal Sampling Switch (R
Interrupts................................................................... 116
Operation .................................................................. 117
Operation During Sleep ............................................ 117
Port Configuration ..................................................... 114
Reference Voltage (V
Source Impedance.................................................... 123
Starting an A/D Conversion ...................................... 116
MPASM Assembler................................................... 216
ADC .......................................................................... 113
ADC Transfer Function ............................................. 124
Analog Input Model ................................................... 124
Clock Source............................................................... 52
Crystal Operation ........................................................ 54
Generic I/O Port .......................................................... 93
Interrupt Logic ............................................................. 61
LCD Bias Voltage Generation................................... 151
LCD Clock Generation .............................................. 150
On-Chip Reset Circuit ................................................. 43
PIC16LF1902/3............................................. 4, 5, 10, 14
Timer0....................................................................... 127
Timer1....................................................................... 131
Timer1 Gate .............................................. 136, 137, 138
Voltage Reference .................................................... 109
Specifications............................................................ 208
Timing and Characteristics ....................................... 206
REF
)......................................... 114
SS
) Impedance.............. 123
Preliminary
C
C Compilers
CALL................................................................................. 187
CALLW ............................................................................. 187
Clock Sources
Clock Switching .................................................................. 57
Code Examples
Comparators
CONFIG1 Register ............................................................. 38
CONFIG2 Register ............................................................. 39
Core Function Register....................................................... 24
Customer Change Notification Service............................. 233
Customer Notification Service .......................................... 233
Customer Support............................................................. 233
D
Data Memory ................................................................ 18, 21
DC and AC Characteristics............................................... 213
DC Characteristics
Development Support ....................................................... 215
Device Configuration .......................................................... 37
Device ID Register.............................................................. 41
Device Overview............................................................. 9, 75
E
EEDATL Register ............................................................... 89
Electrical Specifications .................................................... 195
Enhanced Mid-Range CPU ................................................ 13
Errata .................................................................................... 8
Extended Instruction Set
F
Firmware Instructions ....................................................... 181
Fixed Voltage Reference (FVR)
Flash Program Memory ...................................................... 79
FSR Register ...................................................................... 24
FVRCON (Fixed Voltage Reference Control) Register..... 110
MPLAB C18.............................................................. 216
External Modes........................................................... 53
Internal Modes............................................................ 54
A/D Conversion ........................................................ 118
Initializing PORTA ...................................................... 93
Writing to Flash Program Memory.............................. 86
C2OUT as T1 Gate................................................... 133
Extended and Industrial............................................ 200
Industrial and Extended............................................ 197
Code Protection.......................................................... 40
Configuration Word..................................................... 37
User ID ................................................................. 40, 41
ADDFSR................................................................... 185
Associated Registers................................................ 110
Associated Registers.................................................. 91
Configuration Word w/ Flash Program Memory ......... 91
Erasing ....................................................................... 82
Modifying .................................................................... 87
Write Verify ................................................................. 88
Writing ........................................................................ 83
EC ...................................................................... 53
HFINTOSC ......................................................... 54
Internal Oscillator Clock Switch Timing .............. 55
LFINTOSC.......................................................... 55
PIC16LF1902/3
DS41455B-page 233