E981.03A38HB ELMOS Semiconductor, E981.03A38HB Datasheet - Page 33

• Manufacturer Part Number: E981.03A38HB
• Description: Interface - Specialized KNX/EIB transceiver
• Manufacturer: ELMOS Semiconductor

Specifications of E981.03A38HB

• Rohs: yes
• Product Type: KNX/EIB Transceiver
• Operating Supply Voltage: 3.3 V
• Supply Current: 10 mA
• Maximum Power Dissipation: 1 W
• Maximum Operating Temperature: + 85 C
• Mounting Style: SMD/SMT
• Package / Case: QFN-32
• Minimum Operating Temperature: - 25 C

Table 9. Reset register
Table 10. Binary coded reset source
1) Access via UART service and SPI possible. In case of hard reset the register is reset to the hard reset value.
ELMOS Semiconductor AG reserves the right to change the detail specifications as may be required to permit improvements in the design of its products.
Register Name
Register Name
RES_SOURCE
RES_SOURCE
content
hard reset value
soft reset value
access
bit description
MAX_BUS_CURR
CURRENT_SLOPE
AOUT_CTRL
AOUT_SRC
ALARM_STAT
TRIGGER
KNX_TR_BUF_STAT
KNX_ADR_STAT
MAX_RST_CNT
KNX_TX_LEN1
KNX_TX_LEN0
ACK_HOST
POLL_CONF
UART_STAT
UART_RX
UART_TX
DEVMODE
RES_SOURCE
PINS
SPI_STAT
PROD_ID
ADC_VSTRES
ADC_V20RES
ADC_VCCRES
ADC_VIORES
ADC_VBUSP_MEAN
ADC_TEMPRES
BUS_CURR_STAT
PS_STAT
ACK_KNXIC
KNX/ EIB TRANSCEIVER
PRODUCTION DATA - JUL 2, 2012
ELMOS Semiconductor AG
MSB
-
0
R
SRC : binary coded reset source (see following table for valid values, reset value is “startup
reset” value)
Address
0x20F
0x210
0x211
0x212
0x213
0x214
0x215
0x216
0x217
0x218
0x219
0x21A
0x21B
0x2A0
0x2A3
0x2A4
0x300
0x302
0x306
0x310
0x371
0x397
0x398
0x399
0x39A
0x39D
0x39E
0x3B0
0x3BF
0x3E9
Address
0x302
1)
-
0
R
1)
Description
set the maximum DC bus current
set up the maximum bus current slope
AOUT control register
AOUT source select register
alarm status register
trigger register
status of the transmit telegram buffer
status of the address
number of retries in case of not acknowledge and busy
length of the frame in the transmit buffer (bits 8)
length of the frame in the transmit buffer (bits 7 ... 0)
acknowledge information from host
status of a polling slave
UART status register
previous received byte
UART transmitter data register
active device mode
binary coded reset source
mode control and baud rate select pin values
SPI status register
Product ID (read only)
ADC result for the (scaled) voltage on VST
ADC result for the (scaled) voltage on V20
ADC result for the (scaled) voltage on pin VCC
ADC result for the (scaled) voltage on VIO
mean value for VBUSP voltage
ADC result temperature scan
actual value of DC bus current
power supply status register
acknowledge information from E981.03
Description
binary coded reset source
-
0
R
1)
Data Sheet
33/51
value of reset source
-
0
R
1)
-
0
R
1)
SRC2
0
R
1)
back to
QM-No.: 25DS0046E.01
SRC1
0
R
Table 8 Register Table
1)
App. note
E981.03
LSB
SRC0
0
R
1)