debian man page for modbus_write_bits

Query: modbus_write_bits

OS: debian

Section: 3

Format: Original Unix Latex Style Formatted with HTML and a Horizontal Scroll Bar

MODBUS_WRITE_BITS(3)						 Libmodbus Manual					      MODBUS_WRITE_BITS(3)

NAME
modbus_write_bits - write many bits
SYNOPSIS
int modbus_write_bits(modbus_t *ctx, int addr, int nb, const uint8_t *src);
DESCRIPTION
The modbus_write_bits() function shall write the status of the nb bits (coils) from src at the address addr of the remote device. The src array must contains bytes set to TRUE or FALSE. The function uses the Modbus function code 0x0F (force multiple coils).
RETURN VALUE
The modbus_write_bits() function shall return the number of written bits if successful. Otherwise it shall return -1 and set errno.
ERRORS
EMBMDATA Writing too many bits
SEE ALSO
modbus_read_bits(3) modbus_write_bit(3)
AUTHORS
The libmodbus documentation was written by Stephane Raimbault <stephane.raimbault@gmail.com[1]>
NOTES
1. stephane.raimbault@gmail.com mailto:stephane.raimbault@gmail.com libmodbus 3.0.3 05/26/2012 MODBUS_WRITE_BITS(3)
Related Man Pages
modbus_mapping_new(3) - debian
modbus_new_tcp(3) - debian
modbus_reply_exception(3) - debian
modbus_send_raw_request(3) - debian
modbus_set_response_timeout(3) - debian
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