DSPIC30F3012-20E/SO Microchip Technology, DSPIC30F3012-20E/SO Datasheet - Page 7

• Manufacturer Part Number: DSPIC30F3012-20E/SO
• Description: IC DSPIC MCU/DSP 24K 18SOIC
• Manufacturer: Microchip Technology
• Series: dsPIC™ 30Fr

Specifications of DSPIC30F3012-20E/SO

• Core Processor: dsPIC
• Core Size: 16-Bit
• Speed: 20 MIPS
• Connectivity: I²C, SPI, UART/USART
• Peripherals: Brown-out Detect/Reset, POR, PWM, WDT
• Number Of I /o: 12
• Program Memory Size: 24KB (8K x 24)
• Program Memory Type: FLASH
• Eeprom Size: 1K x 8
• Ram Size: 2K x 8
• Voltage - Supply (vcc/vdd): 2.5 V ~ 5.5 V
• Data Converters: A/D 8x12b
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 125°C
• Package / Case: 18-SOIC (7.5mm Width)
• For Use With: AC30F005 - MODULE SCKT DSPIC30F 18DIP/SOIC
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

EXAMPLE 7:
EXAMPLE 8:
© 2010 Microchip Technology Inc.
// Note: Macros defined in device include files
#define SET_AND_SAVE_CPU_IPL (save_to, ipl){ \
save_to = SRbits.IPL; \
SET_CPU_IPL (ipl); } (void) 0;
#define RESTORE_CPU_IPL (saved_to) SET_CPU_IPL (saved_to)
#include "p30fxxxx.h"
. . .
int save_to;
SET_AND_SAVE_CPU_IPL (save_to, 3)
. . .
RESTORE_CPU_IPL (save_to)
#define INTERRUPT_PROTECT (x) { \
int save_sr; \
SET_AND_SAVE_CPU_IPL (save_sr, 7);\
x; \
RESTORE_CPU_IPL (save_sr); } (void) 0;
. . .
INTERRUPT_PROTECT (IEC0bits.U1TXIE=0);
Note:
For modification of the Interrupt 1 setting, the
INTERRUPT_PROTECT macro can be used.
This macro disables interrupts before executing
the desired expression, as shown in Example 8.
This macro is not distributed with the compiler.
Affected Silicon Revisions
B0
X
If you are using a MPLAB C30 compiler
version earlier than version 1.32, you may
still use the macros by adding them to your
application.
B1
X
USING SET_AND_SAVE_CPU_IPL AND RESTORE_CPU_IPL MACROS
USING INTERRUPT_PROTECT
MACRO
dsPIC30F3012/3013
DS80448D-page 7