DSPIC30F2020-30I/SP Microchip Technology Inc., DSPIC30F2020-30I/SP Datasheet - Page 196

• Manufacturer Part Number: DSPIC30F2020-30I/SP
• Description: DSP, 16-Bit, 12KB Flash, 512 RAM, 21 I/O, SDIP-28
• Manufacturer: Microchip Technology Inc.
• Type: DSPr

Specifications of DSPIC30F2020-30I/SP

• A/d Inputs: 8-Channels, 10-Bit
• Comparators: 4
• Cpu Speed: 30 MIPS
• Eeprom Memory: 0 Bytes
• Input Output: 21
• Interface: I2C/SPI/UART
• Ios: 21
• Memory Type: Flash
• Number Of Bits: 16
• Package Type: 28-pin SPDIP
• Programmable Memory: 12K Bytes
• Ram Size: 512 Bytes
• Timers: 3-16-bit, 1-32-bit
• Voltage, Range: 3-5.5
• Lead Free Status / Rohs Status: RoHS Compliant part Electrostatic Device

dsPIC30F1010/202X
REGISTER 17-2:
DS70178C-page 194
bit 15
bit 7
Legend:
R = Readable bit
-n = Value at POR
bit 15-10
bit 9-0
R/W-0
U-0
—
Reserved: Read as ‘0’
These bits are reserved for possible future expansion of the DAC from 10 bits to more bits.
CMREF<9:0>: Comparator Reference Voltage Select bits
1111111111 = (CMREF * INTREF/1024) or (CMREF * (AV
·····
0000000000 = 0.0 volts
R/W-0
U-0
—
COMPARATOR DAC CONTROL REGISTER
W = Writable bit
‘1’ = Bit is set
R/W-0
U-0
—
R/W-0
U-0
Preliminary
—
CMREF<7:0>
U = Unimplemented bit, read as ‘0’
‘0’ = Bit is cleared
R/W-0
U-0
—
X
(CMPDACx)
DD
R/W-0
/2)/1024) volts depending on Range bit
U-0
—
© 2006 Microchip Technology Inc.
x = Bit is unknown
R/W-0
R/W-0
CMREF<9:8>
R/W-0
R/W-0
bit 8
bit 0