M306N5FCTFP Renesas Electronics America, M306N5FCTFP Datasheet - Page 106

• Manufacturer Part Number: M306N5FCTFP
• Description: IC M16C MCU FLASH 100QFP
• Manufacturer: Renesas Electronics America
• Series: M16C™ M16C/6Nr

Specifications of M306N5FCTFP

• Core Processor: M16C/60
• Core Size: 16-Bit
• Speed: 20MHz
• Connectivity: CAN, I²C, IEBus, SIO, UART/USART
• Peripherals: DMA, WDT
• Number Of I /o: 87
• Program Memory Size: 128KB (128K x 8)
• Program Memory Type: FLASH
• Ram Size: 5K x 8
• Voltage - Supply (vcc/vdd): 4.2 V ~ 5.5 V
• Data Converters: A/D 26x10b; D/A 2x8b
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 100-QFP
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Eeprom Size: -

LDCTX
[ Syntax ]
[ Function ]
[ Flag Change ]
[ Description Example ]
[ Related Instructions ]
Change
Chapter 3
LDCTX
Flag
• The table data is comprised as shown below.The address indicated by abs20 is the base address of
• This instruction restores task context from the stack area.
• Set the RAM address that contains the task number in abs16 and the start address of table data in abs20.
• The required register information is specified from table data by the task number and the data in the stack area
• Information on transferred registers is configured as shown below. Logic 1 indicates a register to be
LDCTX
abs20
the table. The data stored at an address apart from the base address as much as twice the content of
abs16 indicates register information, and the next address contains the stack pointer correction value.
is transferred to each register according to the specified register information. Then the SP correction value is
added to the stack pointer (SP). For this SP correction value, set the number of bytes you want to the trans-
ferred.
transferred and logic 0 indicates a register that is not transferred.
U
I
D i r e c t i o n i n
which address
increases
abs16,abs20
Base address
of table
Ram,Rom_TBL
Functions
O
B
S
STCTX
*1
Z
Register information for the task whose task number = n
SP correction value for the task whose task number = n
Register information for the task whose task number = 0. (See the above diagram.)
Register information for the task whose task number = 1. (See the above diagram.)
SP correction value for the task whose task number = 0. (See the above diagram.)
SP correction value for the task whose task number = 1. (See the above diagram.)
MSB
D
FB SB A1 A0 R3 R2 R1 R0
n=0 to 255
C
Transferred sequentially
beginning with R0
LoaD ConTeXt
Restore context
88
[ Instruction Code/Number of Cycles ]
LSB
*1
*1
. (See the above diagram.)
. (See the above diagram.)
LDCTX
3.2 Functions
Page= 192
abs16 2