M3087BFLBGP#U5 Renesas Electronics America, M3087BFLBGP#U5 Datasheet - Page 164

• Manufacturer Part Number: M3087BFLBGP#U5
• Description: IC M32C/87 MCU FLASH 144LQFP
• Manufacturer: Renesas Electronics America
• Series: M16C™ M32C/80r

Specifications of M3087BFLBGP#U5

• Core Processor: M32C/80
• Core Size: 16/32-Bit
• Speed: 32MHz
• Connectivity: EBI/EMI, I²C, IEBus, IrDA, SIO, UART/USART
• Peripherals: DMA, POR, PWM, WDT
• Number Of I /o: 121
• Program Memory Size: 1MB (1M x 8)
• Program Memory Type: FLASH
• Ram Size: 48K x 8
• Voltage - Supply (vcc/vdd): 3 V ~ 5.5 V
• Data Converters: A/D 34x10b, D/A 2x8b
• Oscillator Type: Internal
• Operating Temperature: -20°C ~ 85°C
• Package / Case: 144-LQFP
• For Use With: R0K330879S001BE - KIT DEV RSK M32C/87R0K330879S000BE - KIT DEV RSK M32C/87
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -

M32C/87 Group (M32C/87, M32C/87A, M32C/87B)
REJ09B0180-0151 Rev.1.51 Jul 31, 2008
Page 140 of 587
Figure 13.2
DMAi Request Source Select Register (i=0 to 3)
b7 b6 b5 b4
NOTES:
1. Change settings of bits DSEL4 to DSEL0 while bits MDi1 and MDi0 in the DMD0 or DMD1 register are set to 00b (DMA
2. When the DSR bit is set to 1, set the DRQ bit to 1 at the same time.
3. Do not write a 0 to the DRQ bit.
disabled). Also, when bits DSEL4 to DSEL0 are changed, set the DRQ bit to 1 at the same time.
b3
e.g., MOV.B #083h, DMiSL ; Select timer A0
e.g., OR.B #0A0h, DMiSL
b2
DM0SL to DM3SL Registers
b1
b0
Bit Symbol
DSEL0
DSEL1
DSEL2
DSEL3
DSEL4
DRQ
DSR
(b6)
Symbol
DM0SL to DM3SL
−
DMA request source
select bits
Software DMA request bit
Reserved bit
DMA request bit
(1)
Bit Name
(2, 3)
Address
0378h, 0379h, 037Ah, 037Bh
(2)
See Table "DMiSL register function
(i = 0 to 3)"
When a software trigger is selected, a DMA
request is generated by setting this bit to 1
(Read as 0)
Read as undefined value
0: Not requested
1: Requested
Function
After Reset
0X00 0000b
RW
RW
RW
RW
RW
RW
RW
RW
−
13. DMAC