diff options
Diffstat (limited to 'firmware/src/si570.c')
| -rw-r--r-- | firmware/src/si570.c | 13 |
1 files changed, 13 insertions, 0 deletions
diff --git a/firmware/src/si570.c b/firmware/src/si570.c index 1840afd..1ada99c 100644 --- a/firmware/src/si570.c +++ b/firmware/src/si570.c @@ -92,7 +92,13 @@ int si570_init(struct si570_ctx *ctx, void *i2c_dev, uint8_t i2c_addr) { ctx->i2c = i2c_dev; ctx->slave_addr = i2c_addr; + ctx->init = 0; + return si570_reinit(ctx); +} + +int si570_reinit(struct si570_ctx *ctx) +{ TRACE_DEBUG("si570_init()\r\n"); if (0 != si570_reset(ctx)) { @@ -112,6 +118,7 @@ int si570_init(struct si570_ctx *ctx, void *i2c_dev, uint8_t i2c_addr) return 0; } + void si570_print_info(struct si570_ctx *ctx) { TRACE_DEBUG("SI570 XTAL: %u Hz REF: %u Hz\n", ctx->xtal >> 3, ctx->info->init_freq * 1000); @@ -295,3 +302,9 @@ void si570_regdump(struct si570_ctx *ctx) data[0], data[1], data[2], data[3], data[4], data[5], data[6], data[7]); } + +//write register(s) +int si570_reg_write(struct si570_ctx *ctx, uint8_t reg, int len, const uint8_t* data) +{ + return smbus8_write_bytes(ctx->i2c, ctx->slave_addr, reg, data, len); +} |