atam894 ATMEL Corporation, atam894 Datasheet - Page 72

• Manufacturer Part Number: atam894
• Description: Atam894 8k-flash Microcontroller
• Manufacturer: ATMEL Corporation

72
ATAM894
Combination Mode 1: Burst Modulation
SSI mode 1:
Timer 2 mode 1, 2, 3 or 4:
Timer 2 output mode 3:
Figure 6-49. Carrier Frequency Burst Modulation with the SSI Internal Data Output
Combination Mode 2: Bi-phase Modulation 1
SSI mode 1:
Timer 2 mode 1, 2, 3 or 4:
Timer 2 output mode 4:
Figure 6-50. Bi-phase Modulation 1
Combination Mode 3: Manchester Modulation 1
SSI mode 1:
Timer 2 mode 1, 2, 3 or 4:
Timer 2 output mode 5:
Counter 2
DCGO
TOG2
T2O
TOG2
SO
T2O
SO
SC
Bit 0
1 2 0 1 2 0 1 2 0 1 2 0 1 2 0 1 2 0 1 2 0 1 2 0 1 2 0 1 2 0 1 2 0 1 2 0 1 2 0 1
Data: 00110101
Bit 7
Bit 1
0
0
Bit 2
8-bit NRZ and internal data SO output to the Timer 2
modulator stage
8-bit compare counter with 4-bit programmable prescaler
and DCG
Duty cycle burst generator
8-bit shift register internal data output (SO) to the Timer 2
modulator stage
8-bit compare counter with 4-bit programmable prescaler
The modulator 2 of Timer 2 modulates the SSI internal data
output to Bi-phase code
8-bit shift register internal data output (SO) to the Timer 2
modulator stage
8-bit compare counter with 4-bit programmable prescaler
The modulator 2 of Timer 2 modulates the SSI internal data
output to Manchester code
0
0
Bit 3
Counter = compare register (= 2)
1
Bit 4
1
Bit 5
1
1
8-bit SR data
Bit 6
0
0
Bit 7
Bit 8
1
1
Bit 9
0
0
Bit 10
Bit 0
1
Bit 11
1
4679D–4BMCU–05/05
Bit 12
Bit 13