ADuC832
PIN CONFIGURATION
52 51 50 49 48 47 46 45 44 43 42 41 40
1
39
38
37
36
35
34
33
32
31
30
29
28
27
P1.0/ADC0/T2
P2.7/PWM1/A15/A23
PIN 1
P1.1/ADC1/T2EX
P1.2/ADC2
1
2
P2.7/PWM1/A15/A23
P2.6/PWM0/A14/A22
P2.5/A13/A21
P2.4/A12/A20
DGND
42
41
40
39
38
37
36
2
IDENTIFIER
P1.1/ADC1/T2EX
P2.6/PWM0/A14/A22
P2.5/A13/A21
P2.4/A12/A20
DGND
PIN 1
3
P1.2/ADC2
IDENTIFIER
P1.3/ADC3
3
4
P1.3/ADC3
AV
4
DD
5
AV
DD
AV
DD
5
6
7
DV
DD
AGND
ADuC832 52-LEAD PQFP
AGND
AGND
AGND
6
DGND
ADuC832 56-LEAD CSP
XTAL2
C
REF
TOP VIEW
(Not to Scale)
7
8
TOP VIEW
(Not to Scale)
DV
DD
8
XTAL1
V
REF
35
34
33
XTAL2
XTAL1
9
P2.3/A11/A19
P2.2/A10/A18
P2.1/A9/A17
P2.0/A8/A16
SDATA/MOSI
DAC0
DAC1
C
9
REF
10
11
12
13
V
10
11
12
13
14
P2.3/A11/A19
P2.2/A10/A18
P2.1/A9/A17
P2.0/A8/A16
SDATA/MOSI
REF
P1.4/ADC4
DAC0
DAC1
32
31
30
29
P1.5/ADC5/SS
P1.6/ADC6
P1.4/ADC4
P1.5/ADC5/SS
14 15 16 17 18 19 20 21 22 23 24 25 26
12-BIT
VOLTAGE
ADuC832
DAC0
OUTPUT DAC
12-BIT
ADC
CONTROL
AND
DAC
CONTROL
ADC0
VOLTAGE
DAC1
12-BIT
ADC
T/H
OUTPUT DAC
ADC1
...
MUX
CALIBRATION
16-BIT
⌺-⌬ DAC
16-BIT
...
PWM0
PWM1
⌺-⌬ DAC
PWM
CONTROL
ADC6
MUX
16-BIT
PWM
ADC7
16-BIT
PWM
62 kBYTES PROGRAM
FLASH/EE INCLUDING
TEMP
256 BYTES
USER RAM
SENSOR
USER DOWNLOAD MODE
T0
16-BIT
COUNTER
TIMERS
T1
4 kBYTES DATA
FLASH/EE
BAND GAP
8052
WATCHDOG
TIMER
T2
REFERENCE
MCU
CORE
2 kBYTES USER XRAM
T2EX
POWER SUPPLY
MONITOR
V
BUF
REF
11-BIT STACK POINTER
PROG. CLOCK
DIVIDER
INT0
INT1
C
REF
TIME INTERVAL
DOWNLOADER
DEBUGGER
COUNTER
(WAKEUP CCT)
PLL
SYNCHRONOUS
ASYNCHRONOUS
SERIAL PORT
(UART)
UART
TIMER
SERIAL INTERFACE
POR
2
(SPI OR I C )
OSC
Figure 1. ADuC832 Block Diagram (Shaded Areas are Features Not Present on the ADuC812)
–8–
REV. 0