AN2502 Freescale Semiconductor / Motorola, AN2502 Datasheet - Page 7

• Manufacturer Part Number: AN2502
• Description: Using Two Channels of the HC08 TIM to Achieve a Full-Duplex Software SCI
• Manufacturer: Freescale Semiconductor / Motorola

MOTOROLA
Using Two Channels of the HC08 TIM to Achieve a Full-Duplex Software SCI
Figure 12. SCI Transmit Data Registers (rSCTDRH:rSCTDRL)
Figure 10. SCI Receive Data Registers (rSCRDRH:rSCRDRL)
Figure 11. SCI Receive Data Registers (rSCRSRH:rSCRSRL)
Read:
Read:
Read:
Read:
Write:
Write:
Write:
Write:
TPTY — Transmit Temporal Parity Bit
RPTY — Receive Temporal Parity Bit
Freescale Semiconductor, Inc.
For More Information On This Product,
01 = Receiving first stop bit
11 = Receiving second stop bit
1 = Temporal odd transmit parity
0 = Temporal even transmit parity
1 = Temporal odd receive parity
0 = Temporal even receive parity
Bit 15
Bit 15
Bit 15
Bit 7
RD7
Bit 7
RS7
Bit 7
TD7
Go to: www.freescale.com
= Unimplemented or Reserved
= Unimplemented or Reserved
= Unimplemented or Reserved
RD6
RS6
TD6
14
14
14
6
6
6
RD5
RS5
TD5
13
13
13
5
5
5
RD4
RS4
TD4
12
12
12
4
4
4
RD3
RS3
TD3
11
11
11
3
3
3
RD2
RS2
TD2
10
10
10
2
2
2
RD1
RS1
TD1
9
1
9
1
9
1
AN2502/D
RD8
RD0
RS8
RS0
Bit 8
Bit 0
TD8
TD0
Modes
8
0
8
0
7