atam893-d ATMEL Corporation, atam893-d Datasheet - Page 74

• Manufacturer Part Number: atam893-d
• Description: Atam893-d Flash Version For Atar080, Atar090/890 And Atar092/892
• Manufacturer: ATMEL Corporation

74
ATAM893-D
Combination Mode 2: Bi-phase Modulation 1
SSI mode 1:
Timer 2 mode 1, 2, 3 or 4:
Timer 2 output mode 4:
Figure 5-50. 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:
Figure 5-51. Manchester Modulation 1
TOG2
TOG2
T2O
T2O
SO
SC
SC
SO
Data: 00110101
Data: 00110101
Bit 7
Bit 7
Bit 7
0
0
0
0
0
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
0
1
1
1
1
1
1
1
1
8-bit SR-data
8-bit SR-data
0
0
0
0
1
1
1
1
0
0
0
0
1
Bit 0
Bit 0
Bit 0
1
1
1
4680C–4BMCU–01/05