C8051T632-GM Silicon Laboratories Inc, C8051T632-GM Datasheet - Page 147
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C8051T632-GM
Manufacturer Part Number
C8051T632-GM
Description
IC MCU 4KB 20PIN QFN
Manufacturer
Silicon Laboratories Inc
Series
C8051T63xr
Specifications of C8051T632-GM
Program Memory Type
OTP
Program Memory Size
4KB (4K x 8)
Package / Case
20-QFN
Core Processor
8051
Core Size
8-Bit
Speed
25MHz
Connectivity
SMBus (2-Wire/I²C), SPI, UART/USART
Peripherals
POR, PWM, Temp Sensor, WDT
Number Of I /o
17
Ram Size
768 x 8
Voltage - Supply (vcc/vdd)
1.8 V ~ 3.6 V
Data Converters
A/D 16x10b; D/A 1x10b
Oscillator Type
Internal
Operating Temperature
-40°C ~ 85°C
Processor Series
C8051T6x
Core
8051
Data Bus Width
8 bit
Data Ram Size
768 B
Interface Type
I2C/SPI/UART
Maximum Clock Frequency
25 MHz
Number Of Programmable I/os
17
Number Of Timers
4
Operating Supply Voltage
1.8 V to 3.6 V
Maximum Operating Temperature
+ 85 C
Mounting Style
SMD/SMT
3rd Party Development Tools
PK51, CA51, A51, ULINK2
Development Tools By Supplier
C8051T630DK
Minimum Operating Temperature
- 40 C
On-chip Adc
16-ch x 10-bit
On-chip Dac
16-ch x 10-bit
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
For Use With
336-1464 - KIT DEV FOR C8051T630 FAMILY
Eeprom Size
-
Lead Free Status / Rohs Status
Lead free / RoHS Compliant
Other names
336-1460-5
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Table 21.6. SMBus Status Decoding With Hardware ACK Generation Enabled
0100
0101 0 X X
0010
0001
0000 0
0010 0
0001 0
0000 0
Values Read
0
0
0
0
0
0
0
0
0
1 X
0 X
1 X
0 X
1 X
0 X A slave byte was received.
1 X
1 X
1 X
0
1
A slave byte was transmitted;
NACK received.
A slave byte was transmitted;
ACK received.
A Slave byte was transmitted;
error detected.
An illegal STOP or bus error
was detected while a Slave
Transmission was in progress.
A slave address + R/W was
received; ACK sent.
Lost arbitration as master;
slave address + R/W received;
ACK sent.
A STOP was detected while
addressed as a Slave Trans-
mitter or Slave Receiver.
Lost arbitration while attempt-
ing a STOP.
Lost arbitration while attempt-
ing a repeated START.
Lost arbitration due to a
detected STOP.
Lost arbitration while transmit-
ting a data byte as master.
Current SMbus State
(EHACK = 1) (Continued)
Rev. 1.0
No action required (expecting
STOP condition).
Load SMB0DAT with next data
byte to transmit.
No action required (expecting
Master to end transfer).
Clear STO.
If Write, Set ACK for first data
byte.
If Read, Load SMB0DAT with
data byte
If Write, Set ACK for first data
byte.
If Read, Load SMB0DAT with
data byte
Reschedule failed transfer
Clear STO.
No action required (transfer
complete/aborted).
Set ACK for next data byte;
Read SMB0DAT.
Set NACK for next data byte;
Read SMB0DAT.
Abort failed transfer.
Reschedule failed transfer.
Abort failed transfer.
Reschedule failed transfer.
Abort failed transfer.
Reschedule failed transfer.
Typical Response Options
C8051T630/1/2/3/4/5
Values to
1
0
1
0
1
0
0
0
0
0
0
0
0
0
0
0
0
0
1
Write
0 X 0001
0 X 0100
0 X 0001
0 X
0 1
0 X 0100
0 1
0 X 0100
0 X
0 X
0 0
0 1
0 0
0 X
0 X
0 X
0 X
0 X
0 X
0000
0000
0000
0000
1110
1110
1110
1110
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147
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