ATAM862P-TNSY4D Atmel, ATAM862P-TNSY4D Datasheet - Page 80

• Manufacturer Part Number: ATAM862P-TNSY4D
• Description: IC MCU FLASH 4K TX 433MHZ 24SSOP
• Manufacturer: Atmel

Specifications of ATAM862P-TNSY4D

• Applications: UHF ASK/FSK
• Core Processor: MARC4
• Program Memory Type: FLASH (4 kB)
• Controller Series: MARC4 4-Bit
• Ram Size: 256 x 4
• Interface: SSI
• Number Of I /o: 11
• Voltage - Supply: 1.8 V ~ 4 V
• Operating Temperature: -40°C ~ 125°C
• Mounting Type: Surface Mount
• Package / Case: 24-SSOP
• Processor Series: ATAM862x
• Core: MARC4
• Data Bus Width: 4 bit
• Mounting Style: SMD/SMT
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

23.9
23.9.1
80
Serial Interface Registers
ATAM862-4
Serial Interface Control Register 1 (SIC1)
Note:
Note:
Table 23-4.
SIR
SCD
SCS1
SCS0
• In transmit mode (SDD = 1) shifting starts only if the transmit buffer has been loaded (SRDY
• Setting SIR bit loads the contents of the shift register into the receive buffer (synchronous
• In MCL modes, writing a 0 to SIR generates a start condition and writing a 1 generates a stop
Bit 3
SIR
= 1).
8-bit mode only).
condition.
SCS1
This bit has to be set to "1" during the MCL mode and the Timer 3 mode 10 or 11
With SCD = 0 the bits SCS1 and SCS0 are insignificant
1
1
0
0
SCD
Bit 2
Serial Interface Reset
SIR = 1, SSI inactive
SIR = 0, SSI active
Serial Clock Direction
SCD = 1, SC line used as output
SCD = 0, SC line used as input
Serial Clock source Select bit 1
Serial Clock source Select bit 0
Serial Clock Source Select Bits
SCS1
Bit 1
SCS0
1
0
1
0
SCS0
Bit 0
Internal Clock for SSI
SYSCL/2
T1OUT/2
POUT/2
TOG2/2
Auxiliary register address: "9"hex
Reset value: 1111b
4551G–4BMCU–07/07