ATAM894X-TNQY ATMEL [ATMEL Corporation], ATAM894X-TNQY Datasheet - Page 69

• Manufacturer Part Number: ATAM894X-TNQY
• Description: 8k-flash Microcontroller
• Manufacturer: ATMEL [ATMEL Corporation]

6.3.4.13
4679D–4BMCU–05/05
Serial Interface Control Register 2 (SIC2)
Table 6-17.
Note:
SIC2
MSM
SM1
SM0
SDD
Mode
1
2
3
4
SDD controls port directional control and defines the reset function for the SRDY-flag
Serial Mode Control Bits
Modular Stop Mode
MSM = 1, modulator stop mode disabled (output masking off)
MSM = 0, modulator stop mode enabled (output masking on) — used in modulation
Serial Mode control bit 1
Serial Mode control bit 0
Serial Data Direction
SDD = 1, transmit mode - SD line used as output (transmit data). SRDY is set by a
SDD = 0, receive mode - SD line used as input (receive data). SRDY is set by a receive
SM1
MSM
1
1
0
0
Bit 3
modes for generating bit streams which are not sub multiples of 8 bit.
transmit buffer write access
buffer read access
SM1
Bit 2
SM0
1
0
1
0
Bit 1
SM0
SSI Mode
8-bit NRZ-data changes with the rising edge of SC
8-bit NRZ-data changes with the falling edge of SC
9-bit two-wire MCL mode
8-bit two-wire pseudo MCL mode (no acknowledge)
SDD
Bit 0
Auxiliary register address: 'A'hex
Reset value: 1111b
ATAM894
69