CS5535-UDCF AMD (ADVANCED MICRO DEVICES), CS5535-UDCF Datasheet - Page 344

• Manufacturer Part Number: CS5535-UDCF
• Manufacturer: AMD (ADVANCED MICRO DEVICES)

Specifications of CS5535-UDCF

• Operating Temperature (min): 0C
• Operating Temperature (max): 85C
• Operating Temperature Classification: Commercial
• Mounting: Surface Mount
• Lead Free Status / RoHS Status: Compliant

6.8.2.2
I/O Address
Type
Reset Value
344
I/O Address 43h[7:0] = 1101xx10 or 0010xxxx
I/O Address 43h[7:0] = 11110xx10
I/O Address 43h[7:0] = 1101xx10 or 0010xxxx
I/O Address 43h[7:0] = 11110xx10
CNTR0_OUT
Bit
7:0
5:4
3:1
7
6
0
7
PIT Timer 0 Status - System (PIT_TMR0_STS_SYS)
Name
CNTR0_CUR_
COUNT
CNTR0_OUT
CNTR0_LOAD
CNTR0_RW
CNTR0_MODE
BCD
CNTR0_LOAD
40h
R
00h
6
31506B
Description
Counter 0 Current Count. Reports the current count value in Counter 0.
Counter 0 Output. Returns current state of counter output signal.
Counter 0 Loaded. Last count written is loaded?
0: Yes.
1: No.
Counter 0 Read /Write Mode.
00: Counter latch command.
01: R/W LSB only.
10: R/W MSB only.
11: R/W LSB, followed by MSB.
Counter 0 Current Mode.
000: Interrupt on terminal count.
001: Programmable one-shot.
010, 110: Rate generator.
011, 111: Square wave generator.
100: Software triggered pulse generator.
101: Hardware triggered pulse generator.
BCD Mode.
0: Binary.
1: BCD (binary coded decimal).
5
PIT_TMR0_STS_SYS Bit Descriptions
CNTR0_RW
PIT_TMR0_STS_SYS Register Map
CNTR0_CUR_COUNT
4
3
AMD Geode™ CS5535 Companion Device Data Book
Programmable Interval Timer Register Descriptions
CNTR0_MODE
2
1
BCD
0