HI-6010
8 BIT "ONE BYTE AT A TIME" TRANSMIT USING TXRDY, PIN 9, TO TRIGGER NEXT BYTE LOAD
REC/D CSWE D7
28 27 26 25 24
D6
23
D5
22
D4
21
D3
20
D2
19
D1
18
D0
17
6
0
0
0
0
0
5
0
0
0
0
0
0
0
0
0
3
X
0
0
0
0
0
0
0
0
7
1
0
0
0
0
0
0
0
1
8
X
X
X
X
X
X
X
X
X
9 13
COMMENTS
Load Control Word
1
1
1
1
1
1
1
1
1
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
P
P
1
0
0
0*
0
0
0
0
1
1
0
1
0
1
0
1
0
1
X
X
X
X
X
X
X
X
X
TD8 TD7 TD6 TD5 TD4 TD3 TD2 TD1
TXRDY & TXE Go Low After Load Data
Monitor Pin 9 to Go High
After Pin 9 High Then Load Next Byte
Monitor Pin 9 to Go High
Load
X
X
X
X
X
X
X
X
P TD16 TD15 TD14 TD13 TD12 TD11 TD10 TD9
1
X
X
X
X
X
X
X
X
P TD24 TD23 TD22 TD21 TD20 TD19 TD18 TD17 0
1
X
X
X
X
X
X
X
X
0
Monitor Pin 9 to Go High
Load
P TD32 TD31 TD30 TD29 TD28 TD27 TD26 TD25 0
1
X
X
X
X
X
X
X
X
0
Transmission Complete
8 BIT "ONE BYTE AT A TIME" TRANSMIT MONITORING STATUS REGISTER BIT 0
REC/D CSWE D7
28 27 26 25 24
D6
23
D5
22
D4
21
D3
20
D2
19
D1
18
D0
17
6
0
0
0
0
0
0
0
5
0
0
0
0
0
0
0
0
0
0
0
3
0
0
0
0
0
0
0
0
0
0
0
7
1
0
0
0
0
0
0
0
0
0
0
8
X
X
X
X
X
X
X
X
X
X
X
9 13
COMMENTS
Load Control Word D0 = 1
Load Data to Transmit - Byte 1
Status Bits 0, 2 & 7 ( TXRDY, TXE & ERROR)
Status Bit 0 Goes High
Load the Next Byte to Transmit
Monitor Status Bit 0
1
1
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
P
P
1
0
0
0*
0
0
0
0
1
1
0
0
1
0
0
1
0
0
1
0
X
X
X
X
X
X
X
X
X
X
X
TD8 TD7 TD6 TD5 TD4 TD3 TD2 TD1
P
P
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
1
P TD16 TD15 TD14 TD13 TD12 TD11 TD10 TD9
P
P
1
1
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
Detect a Transition
P TD24 TD23 TD22 TD21 TD20 TD19 TD18 TD17 0
Load 3rd Byte
P
P
1
1
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
0
0
Monitor Status Bit 0
Detect a Transition
P TD32 TD31 TD30 TD29 TD28 TD27 TD26 TD25 0
Load 4th Byte
HOLT INTEGRATED CIRCUITS
4-7
HOLTIC [ HOLT INTEGRATED CIRCUITS ]
