MC68340AG16VE Freescale Semiconductor, MC68340AG16VE Datasheet - Page 294

• Manufacturer Part Number: MC68340AG16VE
• Description: IC MPU 32BIT 16MHZ 144-LQFP
• Manufacturer: Freescale Semiconductor

Specifications of MC68340AG16VE

• Processor Type: M683xx 32-Bit
• Speed: 16MHz
• Voltage: 3.3V
• Mounting Type: Surface Mount
• Package / Case: 144-LQFP
• Controller Family/series: 68K
• Core Size: 32 Bit
• No. Of I/o's: 16
• Cpu Speed: 16MHz
• No. Of Timers: 2
• Embedded Interface Type: UART
• Digital Ic Case Style: LQFP
• Rohs Compliant: Yes
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Features: -

***************************************************************************
* DMA Channel 1 equates
DMACH1
DMAMCR1 EQU $0
* Channel 1 register offsets from channel 1 base address
DMAINT1
DMACCR1
DMACSR1
DMAFCR1
DMASAR1
DMADAR1
DMABTC1
SARADD
DARADD
NUMBYTE
***************************************************************************
***************************************************************************
* Initialize DMA Channel 1
***************************************************************************
* Initialize DMA channel 1 MCR
* Normal Operation, ignore FREEZE, dual-address mode. ISM field at 0. Make
* CPU32 SR I2-I0 bits are less than or equal to ISM bits for channel startup.
* Supervisor/user reg. unrestricted, MAID field at 4. IARB priority at 8.
* Clear channel control reg.
* Clear STR (start) bit to prevent the channel from starting a transfer early.
* Initialize interrupt reg.
* Interrupt priority at 7, interrupt vector at $42.
* Initialize channel status reg.
* Clear the DONE, BES, BED, CONF and BRKP bits to allow channel to startup.
* Initialize function code reg.
* DMA space, supervisor data space for source and destination.
* Initialize source operand address
6-44
LEA
MOVE.W
CLR.W
MOVE.W
MOVE.B
MOVE.B
EQU $780
EQU $8
EQU $B
EQU $C
EQU $14
EQU $6001
EQU $10000
MODBASE+DMACH1,A0 Pointer to channel 1
EQU $4
EQU $A
EQU $10
EQU $14
#$00C8,(A0)
DMACCR1(A0)
#$0742,DMAINT1(A0)
#$7C,DMACSR1(A0)
#$DD,DMAFCR1(A0)
Freescale Semiconductor, Inc.
For More Information On This Product,
MC68340 USER’S MANUAL
Offset from MBAR for channel 1 regs
function code register channel 1
source address register channel 1
destination address is and EVEN address
MCR for channel 1
interrupt register channel 1
control register channel 1
status register channel 1
destination address register channel 1
byte transfer count register channel 1
source address is an ODD address
number of bytes to transfer
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